Council hub · East of England
Three Rivers planning applications
9,860 applications. 89% approved. 56 days to decide.
As of October 2026, PlanIndex holds 9,860 planning applications from Three Rivers. 981 were decided in the trailing 12 months, with 89% of clear-cut outcomes approved.
Three Rivers: 1,277 applications received in the last year, 981 decisions published.
Three Rivers takes a median of 57 days to decide a planning application. See how that compares.
All applications
Newest first · page 1 of 198
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26/1719/DIS Awaiting decision
No.3 To No.6 Wolsey Business Park Tolpits Lane Hertfordshire WD18 9BL
Discharge of Condition 25 (Fire Hydrant) pursuant to planning permission 24/1137/FUL
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26/1724/DDD Awaiting decision
141 The Drive Rickmansworth Hertfordshire WD3 4DJ
Removal of storm damaged tree -T1 Beech.
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26/1704/DIS Awaiting decision
No.3 To No.6 Wolsey Business Park Tolpits Lane Hertfordshire WD18 9BL
Partial Discharge of Condition 14(Accesses) and Full Discharge of Condition 17(Highway Improvement Works) pursuant to planning permission 24/1137/FUL
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26/1705/CLPD Awaiting decision
51 Watford Road Croxley Green Rickmansworth Hertfordshire WD3 3DS
Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable roof extension with rear dormer and front rooflights
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26/1717/DDD Awaiting decision
90 Hillcroft Crescent Oxhey Hall Watford Hertfordshire WD19 4NY
T1 Poplar - Fell.
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26/1700/FUL Awaiting decision
Jonathans Shire Lane Chorleywood Rickmansworth Hertfordshire WD3 5NH
Construction of a single storey rear extension and alterations to the patio
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26/1699/NMA Awaiting decision
Ardmore 87 Lower Road Chorleywood Rickmansworth Hertfordshire WD3 5LA
Non-material amendment pursuant to planning permission 25/0606/RSP to allow alterations to decking area
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26/1696/DIS Awaiting decision
No.3 To No.6 Wolsey Business Park Tolpits Lane Hertfordshire WD18 9BL
Partial Discharge of Condition 15(Vehicular Areas Marked) pursuant to planning permission 24/1137/FUL
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26/1695/DIS Awaiting decision
Green Tye Loudwater Lane Loudwater Rickmansworth Hertfordshire WD3 4AL
Discharge of Condition 5 (External materials) pursuant to planning permission 25/0184/FUL
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26/1706/DDD Awaiting decision
Chorleywood Manor Care Home High View Chorleywood Rickmansworth Hertfordshire WD3 5TQ
T16 English Oak - Fell
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26/1688/FUL Awaiting decision
37 Russell Road Moor Park Northwood Hertfordshire HA6 2LP
Variation of Condition 2 (Approved Plans) pursuant to planning permission 26/1117/FUL to allow an increase in height to the single storey rear extension and an increase in size of the first floor rear projection
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26/1694/DIS Awaiting decision
No.3 To No.6 Wolsey Business Park Tolpits Lane Hertfordshire WD18 9BL
Discharge of Condition 5 (Construction Management Plan) pursuant to planning permission 24/1137/FUL
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26/1690/DDD Awaiting decision
Beechwood Trout Rise Loudwater Rickmansworth Hertfordshire WD3 4JR
5 day notice to remove tree
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26/1689/FUL Awaiting decision
15 Dover Way Croxley Green Rickmansworth Hertfordshire WD3 3SL
Demolition of existing single storey side extension and construction of single storey front and side extension
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26/1692/FUL Awaiting decision
4 Canterbury Way Croxley Green Rickmansworth Hertfordshire WD3 3SS
Construction of an outbuilding
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26/1686/CLPD Awaiting decision
6 Longmore Close Maple Cross Rickmansworth Hertfordshire WD3 9SE
Certificate of Lawfulness Proposed Development: Demolition of existing conservatory and construction of single storey rear extension
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26/1684/DDD Awaiting decision
Auburn Mere Residential Home Oxhey Lane Carpenders Park Watford Hertfordshire WD19 5RE
20 meter Ash tree DBH 80 Tree has major Ash dieback in canopy including a large split hanging top, The trunk has clear 70% decay / rot , it overhangs/leans towards the main road that has a very very high traffic creating this tree of the highest risk rating
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26/1682/DIS Awaiting decision
146 Gosforth Lane South Oxhey Watford Hertfordshire WD19 7BX
Discharge of Condition 6 (Driveway details) pursuant to planning permission 24/1564/FUL
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26/1683/PDI Decided
LEC1 56 Oxhey Grange Oxhey Hall Hertfordshire
Permited Development: Demolition of rail bridge and installation of a temporary bridge at 'LEC1 56 Oxhey Grange'
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26/1677/TPO Awaiting decision
7 Eastglade Northwood HA6 3LD
Oak T1 - Reduce to previous reduction points, remove dead branches and 2 Meters height reduction approx. Reason for work cyclical maintenance.
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26/1672/FUL Awaiting decision
32 Shire Lane Chorleywood Rickmansworth Hertfordshire WD3 5NP
Demolition of existing conservatory; construction of part-single part-two storey rear and side and front extensions; loft conversion including increase in ridge height with rear dormer; installation of side roof lights and solar panels; alterations to front porch; erection of rear balcony and Juliet balcony; alterations to the fenestration; alterations to external materials; internal alterations
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26/1674/FUL Awaiting decision
The Lower House Burfield Road Chorleywood Rickmansworth Hertfordshire WD3 5NS
Demolition of existing conservatory, and single storey front, side and rear extensions; construction of part-single, part-two storey rear extension, single storey front and side extension, loft conversion and extension including increase in ridge height with rear dormer and rooflight, landscaping works including rear and side terrace areas; internal alterations and alterations to fenestration, external materials including brick and render; erection of carport
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26/1693/NAC Awaiting decision
Langley Tennis Club Highwoodhall Lane Hemel Hempstead HP3 8RW Hertfordshire
Neighbouring Authority Consultation: Darcorum Borough Council - Construction of 6no. outdoor padel courts - 26/01936/FUL
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26/1671/FUL Awaiting decision
The Grange White Shack Lane Chandlers Cross Rickmansworth Hertfordshire WD3 4ND
Demolition of existing outbuilding and construction of detached garage
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26/1676/FUL Awaiting decision
75 West Way Rickmansworth Hertfordshire WD3 7EH
Demolition of existing conservatory and construction of a single storey rear extension; alterations to the fenestration; alterations to the patio
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26/1678/FUL Awaiting decision
11 Russell Road Moor Park Northwood Hertfordshire HA6 2LJ
Variation of condition 2 (approved plans), condition 3 (retention of walls) and condition 5 (chimney and shutters) pursuant to planning permission 22/2123/RSP to allow for revised position of northern site boundary adjoining No.9 Russell Road and consideration of other details The development hereby permitted shall be carried out in accordance with the following approved plans: ? MBCS22-020/APL001 Rev P2 ? Location Plan ? MBCS22-020/APL004 Rev P3 ? Existing Site Plan ? MBCS22-020/APL005 Rev P6 ? Proposed Site Plan ? MBCS22-020/APL006 Rev P2 ? Existing Floor Plans ? MBCS22-020/APL007 Rev P2 ? Existing Elevations ? MBCS22-020/APL008 Rev P2 ? Demolition Floor Plans ? MBCS22-020/APL009 Rev P2 ? Demolition Elevations ? MBCS22-020/APL010 Rev P6 ? Proposed Floor Plans
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26/1675/DIS Awaiting decision
Land Adjacent Fortunes Farm High Elms Lane Abbots Langley Hertfordshire
Discharge of Condition 45(Fire Hydrants) pursuant to planning permission 25/0896/FUL
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26/1673/TPO Awaiting decision
5 Springwell Court Springwell Avenue Mill End Rickmansworth Hertfordshire WD3 8DL
T3 Beech- fell and replace
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26/1665/FUL Awaiting decision
Willow Cottage Loudwater Lane Loudwater Rickmansworth Hertfordshire WD3 4HX
Removal of existing roof and construction of new barn hip roof of increased height to create loft level accommodation, including rooflights, solar panels, and front and rear windows; new porch; replacement windows; alterations to fenestration; insulated render cladding; and demolition of existing garage to form new driveway
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26/1667/CLPD Awaiting decision
36 Parkfield Chorleywood Rickmansworth Hertfordshire WD3 5AZ
Certificate of Lawfulness Proposed Development: Erection of a front brick boundary wall with piers and metal gates
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26/1669/DIS Awaiting decision
Maple Cross House And Kier Southern Building Maple Cross Rickmansworth WD3 9SE
Discharge of Condition 23 (details of unit 6 external plant) pursuant to planning permission 24/1963/FUL
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26/1670/NMA Awaiting decision
Maple Cross House, Denham Way And Kier Offices Off Maple Lodge Close, Maple Cross Rickmansworth Hertfordshire WD3 9SW
Non-Material Amendments pursuant to planning permission 24/1963/FUL to allow the relocation of two trees
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26/1663/FUL Awaiting decision
161 New Road Croxley Green Rickmansworth Hertfordshire WD3 3HB
Construction of first floor rear extension and front porch; internal alterations and alterations to fenestration including new windows to side elevation; alterations to external materials including insulated render and timber cladding
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26/1664/FUL Awaiting decision
3 Pembroke Road Moor Park Northwood Hertfordshire HA6 2HP
Variation of condition 2 (plans) pursuant to planning permission 24/1622/FUL to allow alterations to front entrance door and garage door
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26/1655/OUT Awaiting decision
Knoll Oak Sandy Lane Northwood HA6 3EZ
Outline Application: Demolition of existing buildings; construction of new four storey building to provide 52 residential flats, with associated access alteration, gates, parking and landscaping works (layout and appearance as reserved matters).
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26/1656/DDD Awaiting decision
Chesswood Loudwater Lane Loudwater Rickmansworth Hertfordshire WD3 4HY
T1 Pine: Located at the front garden/ just past entrance gates, tree has now been dead for 1 year. And is needed to be removed to near ground level
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26/1659/TPO Awaiting decision
4 Arundel Road Abbots Langley Hertfordshire WD5 0TP
T1 - Scots pine x 1 - reduce crown by tip-thinning the lateral branches by around 1m to reduce overall density and shading to the garden area. As part of the works significant sized deadwood will be removed.
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26/1658/PDE Awaiting decision
99 St Georges Drive Carpenders Park Watford Hertfordshire WD19 5HE
Prior Approval: Construction of a single-storey rear extension (depth 6m, maximum height 3.7m, maximum eaves height 2.82m)
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26/1657/NMA Awaiting decision
123 High Street Rickmansworth Hertfordshire WD3 1AN
Non-Material Amendments to planning permission 26/1091/FUL to allow alteration to design of combined defibrillator and bleed kit cabinet.
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26/1650/FUL Awaiting decision
The Aquadrome Frogmoor Lane Rickmansworth Hertfordshire WD3 1NB
Hard and soft landscaping works to car park, extension of existing toilet building to provde changing places facility, construction of open sided shelter to south east of Bury Lake, enhancements to walkways and bridges and introduction of information and directional signs
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26/1651/TPO Awaiting decision
65 Northwick Road South Oxhey Watford Hertfordshire WD19 6NE
T11 Reduce branches/foliage on tree
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26/1653/FUL Awaiting decision
11 Hillcroft Crescent Oxhey Hall Watford Hertfordshire WD19 4PB
Demolition of existing shed and construction of new outbuilding
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26/1654/FUL Awaiting decision
47 Carpenders Avenue Carpenders Park Watford Hertfordshire WD19 5BS
Re-location of entrance and construction of front porch
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26/1648/FUL Awaiting decision
80 The Drive Rickmansworth Hertfordshire WD3 4DU
Demolition of existing dwelling; construction of detached building containing 5 residential flats; creation of new vehicular access; associated landscaping, car parking, cycle and refuse storage.
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26/1649/TPO Awaiting decision
5 The Beeches Chorleywood Rickmansworth Hertfordshire WD3 5DT
Tree Number - T2 Tree Type - Sycamore (Acer pseudoplatanus) Approx. Diameter at 1.5m - 0.5m Approx. Height - 16m Approx. Crown Spread Diameter - 8m Location - 4 The Beeches Service - Crown Reduction Work Required - Reduce height by up to 3m. Reason - As per clients specification / to reduce wind sail and allow more light into the garden Priority Code - On
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26/1643/DDD Awaiting decision
Land Adjacent To Mansard South Approach Moor Park Northwood Hertfordshire HA6 2EU
Scotts Pine (Pinus sylvestris) - to be felled to ground. With trunk cut into sections and stacked in the spinney to create an insect supporting environment.
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26/1647/TPO Awaiting decision
115 Windmill Drive Croxley Green Rickmansworth Hertfordshire WD3 3FB
Ornamental cherry tree. Approx 18ft tall. Suffering from a canker. I'd like to fully remove the tree as it can't be treated and I don't want it spreading to my other trees. Marked on sketch plan. Sited next to garage in back garden.
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26/1644/TCA Awaiting decision
Rosemary Cottage Rooks Hill Loudwater Rickmansworth Hertfordshire WD3 4HZ
SYCAMORE x 3 - T1 - REDUCE TO OLD PRUNING POINTS & SHAPE APPROX 2.5 BEECH - T2 - REDUCE & SHAPE REMOVING APPROX 2.25M
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26/1646/TPO Awaiting decision
29 Hill Rise Rickmansworth Hertfordshire WD3 7NY
Tree Number - T1 Tree Type - Copper beech (Fagus sylvatica) Approx. Diameter at 1.5m - 0.6m Approx. Height - 23m Approx. Crown Spread Diameter - 16 Service - Crown Reduction Work Required - Reduce lateral spread of the upper crown by up to 2m and the middle to lower crown by up to 3m, neighbors side only (no.27) Reason - As per clients wishes / to reduce encroachment Tree Number - T5 Tree Type - Silver birch (Betula pendula) Approx. Diameter at 1.5m - 0.4m Approx. Height - 14m Approx. Crown Spread Diameter - 13m Service - Crown Reduction Work Required - Reduce the lateral spread of the 2 over extended lateral limbs in the lower crown to the south and east by removing up to 3m Reason - As per clients wishes / to reduce encroachment over neighbors gardens
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26/1645/PDE Awaiting decision
13 Curtis Close Mill End Rickmansworth Hertfordshire WD3 8QA
Prior Approval: Construction of a single storey rear extension (depth 3.2m, maximum height 2.95m, maximum eaves height 2.87m)
Recent decisions
Data to October 2026
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26/1386/TPO Awaiting decision
Christ Church Rickmansworth Road Chorleywood Hertfordshire
T1 Weeping Willow. Crown raise to 6m to stabilise
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26/1401/DIS Decided
Beesons Yard Bury Lane Rickmansworth Hertfordshire
Discharge of Condition 2 (Remediation Strategy) pursuant to planning permission 25/1671/FUL
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26/1350/FUL Granted
26 Ebury Road Rickmansworth Hertfordshire WD3 1BN
Conversion of ground floor storage space to habitable accommodation; alterations to the fenestration
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26/1220/FUL Refused
28A Sandy Lodge Way Northwood HA6 2AS
Substantial demolition of the existing dwelling and the part single part two storey front and rear extensions; replacement of roof to include second level accommodation; installation of rooflights; alteration to the fenestration and alteration to external materials.
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26/0151/FUL Granted
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Removal of condition 13 (M25 Junction 21a Improvements) of planning permission 25/1308/FUL
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26/0986/FUL Granted
76 Eastwick Crescent Mill End Rickmansworth Hertfordshire WD3 8YJ
Demolition of existing storage building and conservatory; construction of rear and side extension; alterations to fenestration, including construction of front bay window; construction of rear dormer and front roof lights
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26/1583/DDD Granted
Trevose 10 South Road Chorleywood Rickmansworth Hertfordshire WD3 5AR
The tree is along the boarder half way down garden on right hand side. It is not a big tree and is surrounded by bushes. Part of the trunk has snapped and upper branches are hanging over and are dangerous as unstable.
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26/1294/ADV Granted
Maple Cross House And Kier Southern Building Maple Cross Hertfordshire WD3 9SE
Advertisement Consent: Construction of totem sign
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26/1284/FUL Granted
4 Westland Close Leavesden Watford Hertfordshire WD25 7GH
Demolition of existing conservatory and construction of single storey rear extension
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26/1297/CLPD Granted
11 The Courtway Carpenders Park Watford Hertfordshire WD19 5DP
Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable roof extension; construction of a rear dormer; installation of front roof lights; removal of chimney stack; construction of front porch; demolition of existing outbuildings; construction of replacement outbuildings
The full record
Decisions between 2018 and 2026
PlanIndex holds 9,308 decisions from Three Rivers between 2018 and 2026, part of 9,860 applications on record. Over that period 89% of clear-cut outcomes were approvals, 6,827 granted against 839 refused. The busiest single year was 2022, with 2,031 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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18/1556/NMA Granted
Hollyhedge Copmans Wick Chorleywood WD3 5JW
Non material amendment to planning permission 17/0652/FUL: Alterations to fenestration.
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18/1594/TPO Granted
Rickmansworth School Scots Hill Croxley Green Rickmansworth Hertfordshire WD3 3AQ
Various tree works
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18/1563/FUL Granted
22 Mill Way Mill End WD3 8QP
Single storey rear infill extension, first floor side extension, alterations to roof of front porch and existing single storey rear extension and conversion of garage into habitable accomodation.
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18/1587/FUL Granted
82 Hillcroft Crescent Oxhey Hall Watford Hertfordshire WD19 4NY
First floor side extension and repositioned front door with bracket lean-to roof over entrance
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18/1551/CLPD Refused
27 Rochester Way Croxley Green WD3 3NE
Certificate of Lawfulness Proposed Development: Loft conversion including hip to Dutch hip extensions, rear dormer and front rooflights and demolition of existing garage and construction of single storey side extension
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18/1561/LBC Refused
Barn South East Of Old Mill House Solesbridge Lane Chorleywood WD3 5SX
Listed Building Consent: Conversion of agricultural barn into a single residential dwelling with associated access, demolition of stable and erection of direct replacement for ancillary storage use
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18/1573/FUL Granted
Bury Meadows Rickmansworth Hertfordshire
Installation of electric gates to front of Bury Meadows
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18/1564/CLPD Granted
131 St Georges Drive Carpenders Park Watford Hertfordshire WD19 5HE
Certificate of Lawfulness of Proposed Development: Loft conversion including hip to gable extension, rear dormer and front rooflights
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18/1544/RSP Granted
20 Ardross Avenue Northwood HA6 3DS
Retrospective: Retention of existing openable side windows in ground floor extension.
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18/1974/TCA Granted
The Old Rectory The Green Sarratt WD3 6BP
Prune T1 Cherry located at the front of property according to the following specifications: . Reduce crown spread by approximately 2-3 metres to provide clearance over drive way. . Clean to remove all dead, diseased and broken branches 2 centimetres in diameter and larger throughout crown to improve health and appearance and reduce risk of branch failure. Prune T3 Catalpa located at the back of property according to the following specifications: . Reduce crown height and spread by approximately 1-2 metres to enhance natural form. . Clean to remove all dead, diseased and broken branches 2 centimetres in diameter and larger throughout crown to improve health and appearance and reduce risk of branch failure.
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 495 50%
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8 to 13 weeks the target band for major development 338 34%
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Over 13 weeks often extended by agreement 148 15%
Planning agents in Three Rivers
The firms named as agent on the most applications on this register. Company information only.
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Artemis tree services ltd 94% granted overall 5
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Savills Limited 92% granted overall 3
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Avison Young Limited 94% granted overall 2
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Resi Ltd 91% granted overall 2
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Noades Architects 100% granted overall 2
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Lichfields 94% granted overall 1
Browse by ward
Applications by ward in Three Rivers
- Abbots Langley And Bedmond 588
- Carpenders Park 463
- Chorleywood North And Sarratt 1,852
- Chorleywood South And Maple Cross 1,062
- Dickinsons 715
- Durrants 425
- Gade Valley 585
- Leavesden 438
- Moor Park And Eastbury 1,233
- NOT IN DISTRICT See Details Under Parish 58
- Oxhey Hall And Hayling 467
- Penn And Mill End 374
- Rickmansworth Town 794
- South Oxhey 296
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 Three Rivers decide?
In the 12 months to October 2026, Three Rivers decided 981 planning applications. 89% of clear-cut outcomes were approvals.
How long does a planning decision take in Three Rivers?
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 Three Rivers decisions arrive within the eight week target?
Of the 981 decisions in the 12 months to October 2026 where both dates are published, 50% came within eight weeks of the application being received, and 85% within thirteen weeks.
How many planning applications has Three Rivers decided in total?
PlanIndex holds 9308 decisions from Three Rivers between 2018 and 2026, out of 9,860 applications on record. Across that whole period 89% of clear-cut outcomes were approvals.
When is planning activity busiest in Three Rivers?
April 2026 was the busiest month across the 12 months to October 2026, with 153 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 Three Rivers'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.
Three Rivers: 9,860 planning applications on record as of October 2026. Trailing 12 months: 981 decided, 89% approved, median 56 days to a decision. 1,277 new applications received in the same period. Decisions on record run between 2018 and 2026: 9,308 in total, 89% approved. Source: PlanIndex, planindex.co.uk.
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