Archive · Three Rivers · 2026
Planning applications in Three Rivers, July 2026
Three Rivers recorded 138 planning applications in July 2026, listed newest first over 3 pages. Dates are as received, or as decided where the council publishes no submission date.
Applications, July 2026
Newest first ยท page 1 of 3
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26/1228/FUL Awaiting decision
Rickmansworth Municipal Golf Club Moor Lane Rickmansworth Hertfordshire
Installation of lamps on the Golfpod facility
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26/1227/CLPD Awaiting decision
28 Primrose Hill Kings Langley Hertfordshire WD4 8HY
Certificate of Lawfulness Proposed Development: Construction of front extension to the outbuilding including increase in ridge height and conversion of outbuilding into habitable accommodation
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26/1232/TPO Awaiting decision
26 Ash Close Abbots Langley Hertfordshire WD5 0DN
1 x Sycamore Tree (T10) Reduction by 35 to 40%. Tree has grown significantly. It's now blocking large amounts of natural light during morning & early afternoon, it's heavily impacting solar generation and also becoming an insurance issue.
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26/1224/RSP Awaiting decision
The Bell House 111 Harefield Road Rickmansworth Hertfordshire WD3 1PB
Part Retrospective: Demolition of existing conservatory and construction of single storey side and rear extensions, loft conversion including side dormer; rear juliet balconies, internal alterations and alterations to fenestration; construction of front porch; alterations to external materials; construction of detached annexe.
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26/1231/FUL Awaiting decision
2 Artichoke Dell Dog Kennel Lane Chorleywood Hertfordshire WD3 5EQ
Construction of single storey rear extension, loft extension with front and rear facing dormers
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26/1230/NMA Granted
Beaufort Court Egg Farm Lane Kings Langley Hertfordshire WD4 8LR
Non Material Amendments to planning permission 24/1751/RSP to allow separate work on the coach house and crop store (Condition 4)
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26/1226/TPO Awaiting decision
Slipway Cottage 17 Heronsgate Road Chorleywood Rickmansworth Hertfordshire WD3 5BN
TPO849 T1 Proposed Works to TPO Protected Red Cedar A crown reduction of a mature Red Cedar (approximately 16 metres in height). A reduction in overall tree height of approximately 20%, equating to 3.0-3.5 metres, reducing the tree from approximately 16 metres to 12.5-13 metres in height. Selective reduction and trimming of the lateral branches to maintain the tree's natural form, symmetry and attractive appearance following the height reduction. All pruning works will be carried out in accordance with good arboricultural practice, retaining the tree's character and ensuring a balanced crown structure. Reason for the Proposed Works The tree is located on an embankment adjacent to a well-used public footpath and in close proximity to neighbouring residential gardens. The crown has continued to expand and branches now extend over our property, where previous growth has already displaced and damaged guttering on the house. Maintain public safety along the adjacent footpath. Reduce the risk of branch failure affecting neighbouring properties and gardens. Prevent further encroachment onto our property and damage to the house and guttering. Retain the long-term health, stability and amenity value of the tree while managing its size appropriately for its location.
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26/1233/FUL Awaiting decision
The Coach House The Grove Dugdales Croxley Green Rickmansworth Hertfordshire WD3 3JW
Construction of single storey front extension, changes to first floor fenestration
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26/1241/DIS Awaiting decision
10 Kindersley Way Abbots Langley Hertfordshire WD5 0DQ
Discharge of Conditions 3 (Materials), 4 (Hard and Soft Landscaping), 5 (Boundary Treatment), 9 (Ecological Enhancements) pursuant to planning permission 24/1689/FUL.
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26/1229/FUL Awaiting decision
The Ash Bucks Hill Kings Langley Hertfordshire WD4 9AT
Construction of first floor rear extension; front canopy; alterations to the fenestration; alterations to the driveway
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26/1219/FUL Awaiting decision
40 The Clump Rickmansworth Hertfordshire WD3 4BQ
Alterations to driveway to include blocking up of existing access and construction of front boundary wall and electronic gate
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26/1220/FUL Awaiting decision
28A Sandy Lodge Way Northwood HA6 2AS
Substantial demolition; part single part two storey front and rear extensions; conversion of loft into habitable accommodation; replacement of roof; installation of rooflights; alteration to the fenestration; alteration to external materials; internal alterations
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26/1223/CLPD Awaiting decision
31 Carpenders Avenue Carpenders Park Watford Hertfordshire WD19 5BS
Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable extension; construction of side and rear dormer and installation of front rooflights
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26/1221/FUL Awaiting decision
19 Lewes Way Croxley Green Rickmansworth Hertfordshire WD3 3SN
Construction of single storey rear extension; conversion of garage into habitable accommodation; alterations to fenestration; internal alterations; alteration to rear amenity space including construction of outdoor kitchen
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26/1222/FUL Awaiting decision
10 Hastings Way Croxley Green Rickmansworth Hertfordshire WD3 3SG
Construction of single storey side and rear extension
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26/1216/LBC Awaiting decision
York House School Sarratt Road Rickmansworth Hertfordshire WD3 4LW
Listed Building Consent: Installation of solar panels on the roof
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26/1215/FUL Awaiting decision
York House School Sarratt Road Rickmansworth Hertfordshire WD3 4LW
Installation of solar panels on the roofs
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26/1217/FUL Awaiting decision
96 Ashridge Drive South Oxhey Watford Hertfordshire WD19 6UQ
Variation of Condition 2 (Plans) and Condition 5 (Parking Spaces) pursuant to planning permission 24/1992/FUL to allow alterations to the rear dormer, internal alterations, conversion to a three bedroom dwelling, alterations to the boundary, alterations to landscaping and driveway
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26/1218/FUL Decided
116 Valley Road Rickmansworth Hertfordshire WD3 4BH
Construction of detached double garage
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26/1209/FUL Awaiting decision
Langsett 22 Chorleywood Bottom Chorleywood Rickmansworth Hertfordshire WD3 5JR
Creation of new vehicular access; alterations to driveway
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26/1213/LBC Awaiting decision
The Court Rickmansworth Road Chorleywood Rickmansworth Hertfordshire WD3 5SG
Listed Building Consent: Substantial demolition and reconstruction of existing outbuilding for use as habitable accommodation
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26/1211/TPO Granted
123 Hillcroft Crescent Oxhey Hall Watford Hertfordshire WD19 4PA
Ground works and associated root pruning/ severance of T3 & T4 (Oak) to facilitate installation of a root barrier 18m in length and 3.5m in depth.
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26/1210/TCA Granted
47 Taylors Court Oaklands Avenue Oxhey Hall Watford Hertfordshire WD19 4LN
Tree identification: One mature broadleaf tree located within the boundary of 47 Taylors Court (private flats), with the trunk and primary root system situated on the neighbour?s property side of the boundary fence. I believe the tree to be a fast-growing ornamental or estate tree species, though I am not certain of the exact species. Works proposed: The tree has grown significantly beyond the boundary line and is overhanging into my property at 45 Oaklands Avenue. The proposed works are to: Prune back all overhanging branches to the boundary line, or to suitable secondary growth points where necessary Remove branches in direct contact with the roof structure to prevent ongoing damage Restore clear separation between the tree canopy and the property boundary All works will be carried out in accordance with good arboriculture practice and will not extend beyond the boundary line.
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26/1206/CLPD Awaiting decision
Roseleigh Bucks Hill Kings Langley Hertfordshire WD4 9BR
Certificate of Lawfulness Proposed Development: Construction of a two storey rear extension with loft accommodation served by rear dormer, single storey side extension; installation of roof lights; removal of chimney stack and extension of detached outbuilding
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26/1207/DIS Decided
Lidl Great Britain Limited Hempstead Road Watford Hertfordshire
Discharge of Condition 14 (Highways Improvements) pursuant to planning permission 24/1568/FUL
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26/1212/DDD Awaiting decision
Hillcroft House 68 Hillcroft Crescent Oxhey Hall Watford Hertfordshire WD19 4NY
Tree location - rear garden T1 - Approx. H17 S8 50DBH Eucalyptus Remove damage/infected competing limb - Now failed Selectively crown reduce height by approx. 4-5m Selectively reduce laterals by 1-2m To form a balanced and neater looking specimen These works have been requested under a 5-day notice
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26/1198/FUL Awaiting decision
The Court Rickmansworth Road Chorleywood Rickmansworth Hertfordshire WD3 5SG
Removal of existing fencing boundary and construction of new brick walls and railings to the north (fronting Rickmansworth Rd) and north eastern boundaries.
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26/1200/LBC Awaiting decision
The Court Rickmansworth Road Chorleywood Rickmansworth Hertfordshire WD3 5SG
Listed Building Consent: Removal of existing fencing boundary and construction of new brick walls and railings to the north (fronting Rickmansworth Rd) and north eastern boundaries.
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26/1197/FUL Awaiting decision
27 Barton Way Croxley Green Rickmansworth Hertfordshire WD3 3PA
Construction of part single, part two storey rear extension
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26/1204/FUL Decided
166 Hayling Road South Oxhey Watford Hertfordshire WD19 7QP
Construction of a single storey rear conservatory
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26/1195/FUL Awaiting decision
Old Farm Harthall Lane Kings Langley Hertfordshire WD4 8JW
Construction of single storey side and rear extension
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26/1199/TCA Granted
37 Main Avenue Moor Park Northwood Hertfordshire HA6 2LH
Tree Number - T1 Tree Type - Lawson Cypress Approx. Diameter at 1.5m - 0.4m Approx. Height - 17m Approx. Crown Spread Diameter - 6m Service - Section dismantle and grind Work Required - Section dismantle and grind out stump to a depth of approx. 200mm below the stumps current ground level and leave all stump arisings to allow for ground settlement Reason - Tree is in a state of decline, showing minimal vitality throughout the crown. Priority Code - B
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26/1202/DDD Awaiting decision
166 Abbots Road Abbots Langley Hertfordshire WD5 0BL
T129 Larch requires emergency pruning due to excessive growth. The Larch ahs 3/4 branch that sre dangerously sagging. Lower branches require a heavy reduction to reduce the risk of failing on the property. Ash G37 needs dead branches removed and a light pruning to reshape and made safe for any passing person and reduce risk of any branches breaching telecommunications cable outthe front.
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26/1205/DIS Awaiting decision
Lidl Great Britain Limited Hempstead Road Watford Hertfordshire
Discharge of Condition 7 (Contamination Verification Report) Pursuant to Planning Permission 24/1568/FUL
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26/1203/FUL Decided
87 Compton Place Carpenders Park Watford Hertfordshire WD19 5HF
Construction of a single storey rear extension.
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26/1196/FUL Awaiting decision
22 Main Avenue Moor Park Northwood Hertfordshire HA6 2HJ
Construction of two outbuildings to rear of shop.
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26/1192/FUL Awaiting decision
3 Carew Way Carpenders Park Watford Hertfordshire WD19 5BG
Construction of rear conservatory
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26/1190/FUL Awaiting decision
The Court Rickmansworth Road Chorleywood Rickmansworth Hertfordshire WD3 5SG
Substantial demolition and reconstruction of existing outbuilding for use as habitable accommodation
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26/1188/FUL Awaiting decision
Unit 6, Unit 7 And Unit 8 Century Court Tolpits Lane Watford Hertfordshire WD18 9RS
Construction of three storeys to existing building; change of use of units 6 and 8 from Class E to Class C3; construction of 26 self-contained residential flats; associated parking, cycle and refuse storage, private and communal amenity space, and landscaping
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26/1189/RSP Decided
30 Hillcroft Crescent Oxhey Hall Watford Hertfordshire WD19 4NY
Retrospective: Erection of single storey rear extension
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26/1185/TCA Granted
2 Bedford Road Moor Park Northwood Hertfordshire HA6 2BB
Tree Number - G1 Tree Type - Beech x4 Approx. Diameter at 1.5m - 0.2m Approx. Height - 3m Approx. Crown Spread Diameter - 2m Location - See map Service - Section dismantle and grind Work Required - Section dismantle and grind out x4 stumps to a depth of approx. 200mm below the stumps current ground level and leave all stump arisings to allow for ground settlement (Fell x4 at the rear of the group and leave x3 beech trees at the front to maintain privacy from the road) Reason - As per clients specification Priority Code - On Tree Number - G3 Tree Type - Beech x3 Approx. Diameter at 1.5m - 0.3m Approx. Height - 4m Approx. Crown Spread Diameter - 3m Location - See map Service - Crown Reduction Work Required - Reduce height by up to 2m and trim clients side to tidy Reason - As per clients specification / to reduce encroachment to buildings and continue historical maintenance Priority Code - On Tree Number - T1 Tree Type - Sycamore (Acer pseudoplatanus) Approx. Diameter at 1.5m - 0.1m Approx. Height - 4m Approx. Crown Spread Diameter - 2m Location - See map Service - Crown Reduction Work Required - Reduce height by up to 2m only Reason - As per clients specification Priority Code - On
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26/1175/TCA Awaiting decision
The Bower House Long Lane Heronsgate Rickmansworth Hertfordshire WD3 5DG
Various Tree Works.
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26/1178/TCA Granted
Old Mill Barn Solesbridge Lane Chorleywood Rickmansworth Hertfordshire WD3 5SX
Beech tree (T.01): Height - Approximately 15M, Reduction from the top - 5.25M Elm tree (T.02): Height - Approximately 18M, Reduction from the top - 7.2M
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26/1181/FUL Awaiting decision
11 The Roughs Northwood HA6 3DE
Removal of existing outbuildings and construction of an annexe
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26/1180/FUL Awaiting decision
3 Pryor Close Abbots Langley Hertfordshire WD5 0NA
Construction of single-storey side and rear extension, internal alterations; rear patio extension; and alterations to fenestration.
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26/1182/FUL Granted
Barbreck Colleyland Chorleywood Rickmansworth Hertfordshire WD3 5LL
Demolition of existing conservatory and store, construction of part single, part two storey rear extension; first floor side extension; conversion of garage into habitable accommodation; alterations to site frontage; internal alterations and alterations to fenestration.
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26/1173/TPO Awaiting decision
166 Abbots Road Abbots Langley Hertfordshire WD5 0BL
Ash - TP0128 - This Ash tree requires a light pruning back of approx 2-3 meters to reduce back away from the telecommunications cable. This Ash tree will be fine with a light pruning and will return with good health. Ash - TPO130 - This Ash tree requires a light trim of approx 1-2 meters, mainly to remove the lower dead branches and stop them from coming down on any persons in this property.
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26/1169/TPO Granted
36 Parkfield Chorleywood Rickmansworth Hertfordshire WD3 5AZ
T1- Lime Tree - the limb is diseased and has cavities therefore we are requesting to remove this limb to ensure the tree can continue to grow healthy and for the safety of the home owners
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26/1176/FUL Withdrawn
2 Shepherds Way Rickmansworth Hertfordshire WD3 7NJ
Variation of Conditions 2 (Plans) and 3 (Materials) pursuant to planning permission 25/0710/FUL to allow alterations to the fenestration
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26/1167/FUL Granted
22 Penrose Avenue Carpenders Park Watford Hertfordshire WD19 5AD
Construction of single storey front and rear extension; alterations to fenestration; installation of roof lanterns
Other months in 2026
- January 2026 30
- February 2026 49
- March 2026 141
- April 2026 153
- May 2026 140
- June 2026 143
- July 2026 138
- August 2026 118
- September 2026 58