Council hub · East of England
Hertsmere planning applications
4,367 applications. 88% approved. 56 days to decide.
As of October 2026, PlanIndex holds 4,367 planning applications from Hertsmere. 874 were decided in the trailing 12 months, with 88% of clear-cut outcomes approved.
Hertsmere: 1,277 applications received in the last year, 874 decisions published.
Hertsmere takes a median of 56 days to decide a planning application. See how that compares.
All applications
Newest first · page 1 of 88
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26/1429/TPO Awaiting decision
23 Craigweil Avenue Radlett Hertfordshire WD7 7ET
Reduction of three Silver Birches (G2) Current height Current spread (diameter) After 2m height and 2m lateral reduction T1 (left stem) 16-17m, 8-9m/ 14-15m H, and 4-5m spread T2 (centre stem) 17-18m, 7-8m / 15-16m H, 3-4m spread T3 (right stem) 16-17m, 9-10m / 14-15m H, 5-6m spread Group canopy overall 17-18m,13-14m across / 15-16m H, 9-10m across This is based on us reducing the lateral spread by up to 2m (radial) and 2m freom the height, taking about 4m off the crown diameter
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26/1554/TPO Awaiting decision
Stoneycroft Barnet Lane Elstree Borehamwood Hertfordshire WD6 3RQ
T1 - Oak tree - is roughly 20m wide and will be 16m wide after pruning. Roughly 18m in height and will be 16m after pruning. T2 - Lime tree - is estimated to be 20m tall by 15m and should be roughly 17m tall after pruning and 12m wide after pruning.
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26/1562/TPO Awaiting decision
17 Milland Court Borehamwood Hertfordshire WD6 5RX
T3 Oak Crown reduce tree by 3m, leaving the height at around 15m and the spread around 10m.
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26/1553/TRC Awaiting decision
Bushey House Care Home High Street Bushey Hertfordshire WD23 1QN
Mixed species (G1) - Including cherry laurel, lilac, buddleia, holly and privet. The lower portion of the hedge shall be pruned back to the boundary line to provide a minimum clear headroom of 2.4m above the finished surface of the public footpath. All low-hanging branches and lateral growth shall be pruned as to achieve the required clearance.
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26/1552/CLP Awaiting decision
59 The Crosspath Radlett Hertfordshire WD7 8HP
Single storey rear extension. Certificate of lawful development (Proposed).
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26/1535/TPO Awaiting decision
Bushey House Care Home High Street Bushey Hertfordshire WD23 1QN
Horse Chestnut (T11) - Crown reduce by 2 metres in height and 1.5 metres in spread, leaving a finished height of 8 metres and a finished spread on all aspects of 3 metres, leaving a balanced crown. Pruning cuts to be made back to a suitable branch junction and no larger than 30% of the diameter of the parent branch.
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26/1550/DOC Awaiting decision
South Medburn Farm Watling Street Elstree Borehamwood Hertfordshire WD6 3AA
Application for approval of details reserved by condition 24 (SuDS) of planning permission reference 25/1373/VOC.
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26/1548/TPO Awaiting decision
St Giles Church Blanche Lane South Mimms Potters Bar Hertfordshire EN6 3PE
A1: x3 large ash tree in the grounds of the church yard, the three trees are at the rear gardens of 85 and 89 Blanche lane. The trees are approximately 70 ft high, there is no plan to reduce the height of the trees they would like the lateral overhanging branches reduced by approximetley 2-3 meters in length cut back to suitable growth points, still leaving a good 2-3 meters of the lateral branches in place. Due to the trees location within the churchyard it would be far easier to view them from numbers 89 and 85 Blanche Lane because of the dense undergrowth (number 85 has a side access to the left of the property for access)
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26/1544/DOC Awaiting decision
First Place Nursery Falconer Road Bushey Hertfordshire WD23 3AQ
Application for approval of details reserved by conditions 11 (landscaping), 12 (retaining walls & boundary treatments), and 15 (parking management plan) of planning permission reference 19/0648/FUL & 20/1098/MA & 21/2391/VOC.
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26/1543/HSE Awaiting decision
26 Clive Close Potters Bar Hertfordshire EN6 2AE
Two storey side and part single part two storey rear extensions.
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26/1536/CLP Awaiting decision
7 Wellesley Crescent Potters Bar Hertfordshire EN6 2DG
Single storey rear extension. Certificate of lawful development (Proposed).
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26/1539/CLP Awaiting decision
55 Langmead Drive Bushey Heath Bushey Hertfordshire WD23 4GD
Conversion of loft to habitable space including hip to gable roof alterations, rear dormer, and 2x front roof lights. Certificate of lawful development (Proposed).
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26/1336/TPO Awaiting decision
Hudsons Court Darkes Lane Potters Bar Hertfordshire
A1 - (G1 on sketch) 1 x Ash - 1.5m sub lateral reduction to clear branches away from the property. As shown in the marked up picture.
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26/1537/TRC Awaiting decision
Hedge Rows Round Bush Lane Aldenham Watford Hertfordshire WD25 8BQ
Fastigiate Yew, located to the rear of Hedgerows Work notified: Removal of the Yew and replacement with an English Oak, EHS stock size, where indicated on the Location Plan.
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26/1526/DOC Awaiting decision
42 Goodyers Avenue Radlett Hertfordshire WD7 8BB
Application for approval of details reserved by condition 12 (terrace screening) of planning permission reference 25/1289/FUL.
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26/1534/FUL Awaiting decision
186 - 244 Aycliffe Road Borehamwood Hertfordshire
Pitched roof additions over flat roof stairwells, new roof coverings, removal of chimneys and replacement balcony railings.
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26/1530/HSE Awaiting decision
38 The Walk Potters Bar Hertfordshire EN6 1QE
Demolition of existing car port. Single storey side extension. Enlargement of roof with side and rear dormers with rooflights. Relocation of entrance door.
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26/1533/FUL Awaiting decision
Block At 122 - 132 Aycliffe Road Borehamwood Hertfordshire
Pitched roof additions over flat roof stairwells, new roof coverings, removal of chimneys and replacement balcony railings.
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26/1531/VOC Awaiting decision
74 Cranborne Road Potters Bar Hertfordshire EN6 3AJ
Variation of condition 2 (plans) to allow for roof alterations, alterations to the garden openings and replace the render finish with a cladding finish following grant of planning permission 21/2038/HSE.
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26/1527/DOC Awaiting decision
Burness Cottages Aldenham Road Elstree Hertfordshire
Application for approval of details reserved by condition 4 (Climate Change and Sustainability Statement) of planning permission reference 26/0160/FUL.
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26/1528/VOC Awaiting decision
Burness Cottages Aldenham Road Elstree Hertfordshire
Removal of condition 8 (restriction of the occupation of the dwelling) following grant of planning permission 26/0160/FUL.
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26/1525/TPO Awaiting decision
26 Newberries Avenue Radlett Hertfordshire WD7 7EW
T14 Ash - Crown Lifting: crown lift the lower canopy to achieve a statutory 5.2m clearance over public highway and a 2.5 m clearance over the public footpath. Crown reduction: reduce overall height by up to 2m and overall lateral spread by up to 2.5m. Leaving a finished height of approximately 9-10m and a maximum finished crown spread of 8-9m. And removal of all dead, dying or structurally compromised wood greater than 25mm in diameter.
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26/1521/HSE Awaiting decision
165 Furzehill Road Borehamwood Hertfordshire WD6 2DR
Construction of part single, part two storey side and rear extension, conversion of garage to habitable space to include replacement door with window, front porch extension and alterations to fenestration.
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26/1519/HSE Awaiting decision
39 Tempsford Avenue Borehamwood Hertfordshire WD6 2PD
Construction of part single, part two storey side extension with associated roof works and single storey front porch extension.
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26/1524/HSE Awaiting decision
8 New Road Shenley Radlett Hertfordshire WD7 9EA
Erection of detached outbuilding in the garden.
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26/1523/HSE Awaiting decision
36 Elm Walk Radlett Hertfordshire WD7 8DP
First floor front extension and conversion of loft to habitable space with hip-to-gable roof alterations to include rear dormer and insertion of 2x fromt roof lights.
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26/1516/CLP Awaiting decision
83 Dugdale Hill Lane Potters Bar Hertfordshire EN6 2DR
Conversion of loft to habitable space with side and rear dormer; single storey rear extension. Certificate of Lawful Development (Proposed).
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26/1518/HSE Awaiting decision
Lakeview 5 Lands End Elstree Borehamwood Hertfordshire WD6 3DL
Conversion of garage to habitable space including removal of garage door and replacement window. Replacement roof to include 6x roof lights and decorative chimney stack. Alterations to external materials and fenestration.
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26/1512/PD42 Awaiting decision
83 Dugdale Hill Lane Potters Bar Hertfordshire EN6 2DR
Demolition of existing conservatory to facilitate construction of single storey rear extension Depth: 8.00m, Height: 2.70m, Eaves: 2.70m.
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26/1514/DOC Awaiting decision
South Medburn Farm Watling Street Elstree Borehamwood Hertfordshire WD6 3AA
Application for approval of details reserved by condition 3 (LEMP) and the Statutory Biodiversity Net Gain condition of planning permission reference 25/1373/VOC.
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26/1520/DOC Awaiting decision
Lyndhurst Farm Green Street Borehamwood Hertfordshire WD6 5NF
Application for approval of details reserved by condition 8 (remediation scheme) of planning permission reference 25/1068/VOC.
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26/1513/HSE Awaiting decision
83 Dugdale Hill Lane Potters Bar Hertfordshire EN6 2DR
Single-storey rear extension to include connection to the existing detached garage and conversion to habitable space.
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26/1495/TPO Awaiting decision
59 Aldenham Avenue Radlett Hertfordshire WD7 8JA
T9 Silver Birch Tree - fell
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26/1511/HSE Awaiting decision
1A Fairacres Close Potters Bar Hertfordshire EN6 2LT
Construction of single storey rear extension, front porch extension and conversion of loft to habitable space to include rear dormer and 1x front rooflight.
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26/1503/FUL Awaiting decision
138 Darkes Lane Potters Bar Hertfordshire EN6 1AF
Single storey rear extension, alterations to the shopfront, relocation of the external rear steel staircase and installation of a commercial kitchen extraction and filtration system.
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26/1505/HSE Awaiting decision
8 Williams Way Radlett Hertfordshire WD7 7EZ
The erection of a front boundary wall, piers and railings with an electrically operated setback inward-opening vehicular gate, including the reduction in height of the existing brick piers.
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26/1508/DOC Awaiting decision
29 Beechwood Avenue Potters Bar Hertfordshire EN6 2PJ
Application for approval of details reserved by conditions 4 (Asbestos), 5 (Asbestos), and 12 (Climate Change and Sustainability Statement) of planning permission reference 25/0221/FUL.
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26/1510/PD42 Awaiting decision
10 Barr Road Potters Bar Hertfordshire EN6 5PG
Single storey rear extension. Depth: 4m, Height: 2.95m, Eaves: 2.95m.
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26/1507/CLP Awaiting decision
30 Ladbrooke Drive Potters Bar Hertfordshire EN6 1QR
Single storey rear extension and conversion of loft to habitable space including hip to gable roof alterations, rear dormer, and 4x roof lights. Certificate of lawful development (Proposed).
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26/1502/HSE Awaiting decision
Pheasants Retreat 10 New Road Letchmore Heath Watford Hertfordshire WD25 8ED
Erection of single storey attached garage and relocation of existing heat pump.
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26/1500/HSE Awaiting decision
10 Oakridge Avenue Radlett Hertfordshire WD7 8EP
Demolition of existing rear conservatory and erection of part single part two storey rear extension with alterations to fenestration.
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26/1504/FUL Awaiting decision
100 London Road Shenley Radlett Hertfordshire WD7 9DX
Single-storey front extension.
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26/1509/VOC Awaiting decision
Cutters Barn The Warren Radlett Hertfordshire WD7 7DU
Variation of conditions 2 (approved plans and drawings) and 4 (Arboricultural Impact Assessment) to allow for alterations to the proposed tree strategy following grant of planning permission 25/0857/HSE.
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26/1490/TRC Awaiting decision
1 Red Lion Close Aldenham Watford Hertfordshire WD25 8BB
Two large sycamore trees at the border with Aldenham Social Club car park, overhanging and touching our house, and overhanging where we park our cars at the end of Red Lion Close. Smaller branches come down in wind on cars. Tree 1 in sketch overhangs cars is approx 12.8m (42ft). We propose a crown reduction by one third 4.3m to approx 8.5m. See photo Tree 2 overhangs and touches house. Approx 9m (30ft) we propose a one third reduction by 3m to 6m, and remove branches touching our house. See photo
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26/1497/FUL Awaiting decision
46 London Road Shenley Radlett Hertfordshire WD7 9DY
Demolition of existing garage and subdivision to facilitate construction of two storey detached dwelling, front boundary works to include re-positioning of crossover / dropped kerb and vehicular hardstanding with associated hard and soft landscaping, bin and bicycle storage.
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26/1496/HSE Awaiting decision
54 Mount Grace Road Potters Bar Hertfordshire EN6 1RB
Construction of part first floor, part two storey front extension, part single, part two storey rear extension, and single storey side extension; alterations to roof to facilitate habitable space at loft level, including raised height, side and rear dormers, insertion of 2x front and side rooflights and solar panels; alterations to fenestration, and extension to rear patio.
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26/1493/HSE Awaiting decision
5 Trafford Close Shenley Radlett Hertfordshire WD7 9HU
Construction of single storey outbuilding.
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26/1498/MA Awaiting decision
Land Rear Of Grove House High Street Bushey Hertfordshire WD23 1BB
Application for a non-material amendment to allow for amendments to conditions 11, 13, 14, and 15 following the grant of planning permission ref 23/0949/FUL.
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26/1492/VOC Decided
14 Watford Road Radlett Hertfordshire WD7 8LD
Variation of condition 2 (plans) to allow for retention of the existing detached garage structure to the front of the site, for conversion to a refuse store and concierge office and enlargement of the basement to the rear to accommodate a gym/leisure facility and shower/sauna rooms following grant of planning permission 24/0115/FUL.
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26/1494/CLP Awaiting decision
32 Billy Lows Lane Potters Bar Hertfordshire EN6 1XN
Demolition of existing garage and temporary shed to facilitate construction of single storey side extension, conversion of loft to habitable space to include hip to gable roof alterations, rear dormer and 4x front rooflights. Certificate of Lawful Development (Proposed).
Recent decisions
Data to October 2026
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26/1420/MA Refused
7 Sutcliffe Close Bushey Hertfordshire WD23 3PL
Application for a non-material amendment to allow for changing the approved crown roof to a flat roof following the grant of planning permission ref 26/0520/HSE.
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26/0684/FUL Granted
Garages At University Close Bushey Hertfordshire
Demolition of 4 existing garages and 1 shelter, and construction of 4 new storage units with associated hardstanding (amended description).
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26/1295/HSE Granted
82 Newberries Avenue Radlett Hertfordshire WD7 7EP
Conversion of garage to habitable room, relocation of access and new front porch, part single/part two storey side extensions, two storey rear extension, conversion of loft to habitable room with rear and side dormer, and 5x roof lights, and an application of render to all elevations.
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26/1282/FUL Granted
188 Mutton Lane Potters Bar Hertfordshire EN6 2AW
Change of use from class C4 (6 bedroom HMO) to sui generis (7 bedroom HMO) use facilitated by internal alterations, loft extension and bin and bike storage.
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26/1289/DOC Decided
Shell Travellers Check Elstree Way Borehamwood Hertfordshire WD6 1LB
Application for approval of details reserved by conditions 3 (contamination investigation and risk assessment), 4 (detailed remediation scheme) and 5 (remediation scheme completion) of planning permission reference 25/1394/FUL.
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26/1287/HSE Granted
57 Aberdale Gardens Potters Bar Hertfordshire EN6 2JN
Demolition of existing conservatory and construction of single storey side and rear extension.
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26/1276/CLE Granted
81 Barton Way Borehamwood Hertfordshire WD6 1PQ
Retention of existing use of an outbuilding as a self-contained dwellinghouse. Certificate of Lawful Development (Existing).
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26/1284/HSE Granted
32 Bullhead Road Borehamwood Hertfordshire WD6 1HS
Single-storey rear extension and front porch following demolition of the existing single-storey rear extension.
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26/1200/HSE Granted
118 Theobald Street Borehamwood Hertfordshire WD6 4PA
Conversion of loft to habitable space to include rear dormer, insertion of 2x front rooflights, and removal of chimney stack.
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26/0617/HSE Granted
31 Haydon Road Watford WD19 4DE
Demolition of existing garage, construction of part single, part two storey rear extension, single storey side extension and alterations to fenestration. (ADDITIONAL INFORMATION RECEIVED: 18/08/2026 - Flood risk assessment).
The full record
Decisions between 2004 and 2026
PlanIndex holds 3,884 decisions from Hertsmere between 2004 and 2026, part of 4,367 applications on record. Over that period 86% of clear-cut outcomes were approvals, 2,800 granted against 452 refused. The busiest single year was 2026, with 1,235 applications recorded.
The trailing-year figures above track current activity. This record reaches back further, so a decision here may predate the online portal; each application still has its own page with the source link.
From the archive
Earliest records shown in full
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TP/04/0047 Decided
Not In Hertsmere Slopers Pond Farm Stag Hill Hadley Wood EN4 0PX.
Formation of a manege (Consultation by Enfield Borough Council)
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TP/05/0638 Granted
Not In Hertsmere Slopers Pond Farm Stagg Hill Barnet EN4 0PX
Construction of general purpose agricultural buildings. (Consultation from London Borough of Enfield)
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TP/05/1085 Granted
23 Langmead Drive Bushey Heath Hertfordshire WD23 4GD
Erection of a single storey rear and porch extensions together with a first floor front extension and rear roof extension including dormer to the rear (amended scheme received 14/10/2005)
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TP/05/1079 Granted
6 Tilehouse Close Borehamwood Hertfordshire WD6 4AS
Garage conversion to form habitable accommodation to include construction of external wall to front elevation with new window.
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TP/05/1092 Refused
32 Middle Furlong Bushey Hertfordshire WD23 3SZ
Erection of a two storey side/front and rear extension.
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TP/05/1123 Withdrawn
Stirling Retail Park Stirling Way Borehamwood Hertfordshire WD6 2BT
Variation of condition 16 of appeal approval TP/1993/0308 dated December 1993 increasing the gross area of covered floorspace within the development to allow a mezzanine to be installed within Unit 1B
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TP/05/1304 Refused
73 Watford Road Radlett WD7 8LU
Front extension. (Application for Lawful Development Certificate - Proposed)
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TP/05/1234 Granted
18 Beechcroft Road Bushey WD23 2JU
Variation of condition 6 (vehicle parking accommodation) and 7 (garage use) of TP/1991/0143 to allow conversion of garage at 18 Beechcroft Road into habitable accommodation
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TP/05/1222 Refused
5 Field View Road Potters Bar EN6 2LY
Erection of single storey rear extension together with loft conversion to provide habitable living accommodation.
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TP/05/1115 Refused
16-22 The Walk Potters Bar Hertfordshire EN6 1QE
Demolition of 4 detached dwelling houses and erection of 2 blocks of flats (1 x 2 storey block and 1 x 2 storey block with roof accommodation) consisting of 18 units together with underground and surface parking. (Outline Application for siting and access only - all other matters reserved).
Decision speed
12 months to October 2026, where both dates are published
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Within 8 weeks the statutory target for most applications 438 50%
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8 to 13 weeks the target band for major development 244 28%
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Over 13 weeks often extended by agreement 192 22%
Planning agents in Hertsmere
The firms named as agent on the most applications on this register. Company information only.
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A.J Ferryman & Associates 90% granted overall 63
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Steene Associates (Architects) Ltd 95% granted overall 47
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Warner Planning Ltd 86% granted overall 40
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Dimensions- Planning&Architecture 68% granted overall 36
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Town & Country Planning Limited 87% granted overall 35
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hgh Consulting Ltd 90% granted overall 34
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Bartlett Tree Experts Ltd 95% granted overall 28
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David Lock Associates Ltd 100% granted overall 27
Browse by ward
Applications by ward in Hertsmere
- Aldenham East 426
- Aldenham West 437
- Bentley Heath & The Royds 185
- Borehamwood Brookmeadow 236
- Borehamwood Cowley Hill 200
- Borehamwood Hillside 248
- Borehamwood Kenilworth 208
- Bushey Heath 219
- Bushey North 208
- Bushey Park 239
- Bushey St James 238
- Elstree 280
- Potters Bar Furzefield 211
- Potters Bar Oakmere 183
- Potters Bar Parkfield 290
- Shenley 323
Browse by postcode area
Applications by postcode district
Browse by year
Every application on record, month by month
Common questions
How many planning applications does Hertsmere decide?
In the 12 months to October 2026, Hertsmere decided 874 planning applications. 88% of clear-cut outcomes were approvals.
How long does a planning decision take in Hertsmere?
The median time from a planning application being received to a decision was 56 days over the 12 months to October 2026. Individual cases vary with complexity and consultation responses.
How many Hertsmere decisions arrive within the eight week target?
Of the 874 decisions in the 12 months to October 2026 where both dates are published, 50% came within eight weeks of the application being received, and 78% within thirteen weeks.
How many planning applications has Hertsmere decided in total?
PlanIndex holds 3884 decisions from Hertsmere between 2004 and 2026, out of 4,367 applications on record. Across that whole period 86% of clear-cut outcomes were approvals.
When is planning activity busiest in Hertsmere?
August 2026 was the busiest month across the 12 months to October 2026, with 158 applications recorded. The monthly pattern is listed on this page.
How do I find a planning application by its reference number?
Every application indexed here has its own page at a stable address. Look the reference up in a search engine together with the council name, or browse the latest applications below. Each page shows the description, address, dates and decision as the council published them.
Where can I see the full documents for an application?
Plans, drawings and officer reports stay on Hertsmere's own planning portal. Every application page here links straight to the source record.
Cite these figures
Click the text to select the whole citation.
Hertsmere: 4,367 planning applications on record as of October 2026. Trailing 12 months: 874 decided, 88% approved, median 56 days to a decision. 1,277 new applications received in the same period. Decisions on record run between 2004 and 2026: 3,884 in total, 86% approved. Source: PlanIndex, planindex.co.uk.
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