New Planning Applications in WD18

Planning authority: Three Rivers

39 last 90 days
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16 last 30 days
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2 last 14 days
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Showing 39 of 39 applications
26/00308/FULH 15 Apr 2026 Pending consideration

2 Gade Avenue Watford Hertfordshire WD18 7LG

Erection of a double and single store front and side extension

Watford 15 Apr 2026
26/0556/FUL 7 Apr 2026 Pending Consideration

4 Basildon Close Croxley Green Watford Hertfordshire WD18 8WL

Conversion of garage into habitable accommodation

Three Rivers 7 Apr 2026
26/00285/HPD 2 Apr 2026 Pending consideration

465 Whippendell Road Watford WD18 7PS

The erection of a single storey rear extension which would extend beyond the rear wall of the original house by 5.00m for which the maximum height wou...

Watford 2 Apr 2026
26/00278/FULH 31 Mar 2026 Pending consideration

114 Cassiobury Park Avenue Watford WD18 7LF

Erection of front porch and single storey side to rear extension

Watford 31 Mar 2026
26/00272/DISCON 30 Mar 2026 Pending consideration

Land At Morrisons Car Park Ascot Road Watford WD18 8AA

Details submitted for Condition 10. (External Lighting) 11. (Noise impact assessment external plant machinery) pursuant to planning permission 24/0118...

Watford 30 Mar 2026
26/00261/HPD 27 Mar 2026 Pending consideration

38 Cassiobridge Road Watford WD18 7QL

The erection of a single storey rear extension which would extend beyond the rear wall of the original house by 3.00m for which the maximum height wou...

Watford 27 Mar 2026
26/0507/FUL 27 Mar 2026 Pending Consideration

101 Byewaters Croxley Green Watford Hertfordshire WD18 8WH

Conversion of garage into habitable accommodation and extension to drive

Three Rivers 27 Mar 2026
26/00258/LDC 25 Mar 2026 Pending consideration

65 Kings Avenue Watford Hertfordshire WD18 7SB

Lawful Development Certficiate for proposed single storey rear extension

Watford 25 Mar 2026
26/00256/FULH 25 Mar 2026 Pending consideration

52A Gade Avenue Watford Hertfordshire WD18 7LG

Erection of a single storey ground floor extension in brick with flat roof above. New roof design with front gable and rear dormer. Proposal to raise ...

Watford 25 Mar 2026
26/00238/DISCON 19 Mar 2026 Pending consideration

29 - 43 Sydney Road Watford WD18 7PZ

Details submitted for Condition 10.(hard landscaping) and 11. (soft landscaping) pursuant to planning permission 25/00817/VAR

Watford 19 Mar 2026
26/00255/FULH 18 Mar 2026 Pending consideration

302 Whippendell Road Watford WD18 7PD

Erection of single storey rear extension

Watford 18 Mar 2026
26/00244/LDC 18 Mar 2026 Pending consideration

302 Whippendell Road Watford WD18 7PD

Lawful development certificate for proposed loft conversion with dormers on the rear facing and outrigger roofs and x2 front rooflights to the front f...

Watford 18 Mar 2026
26/00219/FULH 16 Mar 2026 Pending consideration

76 Wiggenhall Road Watford WD18 0AL

Erection of single storey garden outbuilding ancillary to the main dwelling - to include bathroom, gym and shed storage

Watford 16 Mar 2026
26/00222/FULH 16 Mar 2026 Pending consideration

15 Caractacus Green Watford WD18 6JU

Erection of first floor rear extension

Watford 16 Mar 2026
26/00209/ADV 12 Mar 2026 Pending consideration

Morrisons Ascot Road Watford WD18 8AA

Consent to display 7- meter internally illuminated EV pole signage

Watford 12 Mar 2026
26/00210/ADV 12 Mar 2026 Pending consideration

Morrisons Ascot Road Watford WD18 8AA

Consent to display illuminated EV canopy branding

Watford 12 Mar 2026
26/00186/FULH 6 Mar 2026 Pending consideration

11 Himalayan Way Watford WD18 6GF

Erection of first floor rear extension

Watford 6 Mar 2026
26/00165/NONMAT 2 Mar 2026 Approved

Watford General Hospital Vicarage Road Watford WD18 0HB

Non - material amendment pursuant to planning permission 21/00765/OUTM for amendment to condition 2 extended time period for submission of reserved ma...

Watford 2 Mar 2026
26/00159/VAR 27 Feb 2026 Pending consideration

30 Market Street Watford WD18 0PY

Variation of condition 3 (hours of operation) of planning permission 18/00137/FUL

Watford 27 Feb 2026
26/00152/FUL 24 Feb 2026 Pending consideration

Original Vimco Foods 164 Whippendell Road Watford WD18 7NB

Retrospective application - cold store outbuilding perspex canopy and 5 no. refrigeration condensing units

Watford 24 Feb 2026
26/00150/FUL 23 Feb 2026 Pending consideration

71 - 73 Market Street Watford WD18 0PR

Part retrospective application for the change of use of the first floor from office to three residential dwellings. Works include a loft conversion wi...

Watford 23 Feb 2026
26/00144/DISCON 20 Feb 2026 Approved

Safestore UK Thomas Sawyer Way Watford Hertfordshire WD18 0LZ

Details submitted for Condition 8 (Verification Report) 10 and 14 (Remediation Strategy Contamination) pursuant to planning permission 23/00626/FULM

Watford 20 Feb 2026
26/00140/DISCON 20 Feb 2026 Approved

Land To The Rear Of 1 - 43 Sydney Road And Plot Between 7 & 9 Sydney Road (Inc. Humphreys Plus) Watford WD18 7PZ

Details submitted for Condition 16.(Communal Terrestrial Television Aerials) pursuant to planning permission

Watford 20 Feb 2026
26/00139/FUL 19 Feb 2026 Pending consideration

Land Adjacent To 1 Willow Lane Watford WD18 0JA

Proposed two storey 58 sqm 1 bedroom eco-house (C3 use class) with 52.3 sqm of amenity garden space and 135sqm of communal garden space for 6 existing...

Watford 19 Feb 2026
26/00138/DISCON 18 Feb 2026 Pending consideration

Watford Girls Grammar School Ladys Close Watford Hertfordshire WD18 0AE

Details submitted for Condition 3. (Construction Management Plan), 4. and 5. (Tree and Hedge Protection Measures), 6. (Surface Water Drainage) and 7. ...

Watford 18 Feb 2026
26/00133/FULH 17 Feb 2026 Pending consideration

35 Chester Road Watford Hertfordshire WD18 0RG

Erection of single-storey side and part rear infill extension with 3 No. rooflights, rear bifold doors in placeof the previously approved window under...

Watford 17 Feb 2026
26/00125/HPD 13 Feb 2026 Refused

89 Hagden Lane Watford WD18 7UA

The erection of a single storey rear extension which would extend beyond the rear wall of the original house by 6.0m for which the maximum height woul...

Watford 13 Feb 2026
26/00106/FUL 11 Feb 2026 Pending Decision

1 - 3 Woodshots Meadow Watford WD18 8YS

Alterations to the existing roof

Watford 11 Feb 2026
26/00095/HPD 9 Feb 2026 Approval Not Required

114 Cassiobury Park Avenue Watford WD18 7LF

The erection of a single storey rear extension which would extend beyond the rear wall of the original house by 6.00m for which the maximum height wou...

Watford 9 Feb 2026
26/00084/LDC 5 Feb 2026 Approved

114 Cassiobury Park Avenue Watford WD18 7LF

Lawful Development Certificate for hip to gable end loft conversion with rear dormer and three front roof lights

Watford 5 Feb 2026
26/00080/FUL 4 Feb 2026 Pending consideration

York House 26 - 30 Rickmansworth Road Watford WD18 7HT

Roof extensions and internal alterations to allow for additional HMO bedrooms with cycle storage REVISED PLANS

Watford 4 Feb 2026
26/00081/FUL 4 Feb 2026 Pending consideration

33 Marlborough Road Watford WD18 0QD

Erection of a single storey rear extension, a rear dormer and 3 front roof lights, conversion of the garage to provide a habitable room involving exte...

Watford 4 Feb 2026
26/00076/FUL 4 Feb 2026 Pending consideration

84 Whippendell Road Watford WD18 7LR

Conversion of rear part of shop and basement to a one bedroom flat with a light-well to the front and new windows to the side.

Watford 4 Feb 2026
26/00073/LDC 3 Feb 2026 Pending consideration

15 Whippendell Road Watford WD18 7LY

Change of use from a single dwellinghouse (Class C3) to a House of Multiple Occupation (Class C4) 6 bed; loft conversion with the erection of two dorm...

Watford 3 Feb 2026
26/00069/LDC 29 Jan 2026 Approved

65 Princes Avenue Watford WD18 7RR

Lawful Development Certificate for rear/return dormer and 2 velux rooflights to front elevation

Watford 29 Jan 2026
26/00063/COU 27 Jan 2026 Pending consideration

152 Hagden Lane Watford WD18 7UH

Retrospective - proposed residential conversion of original single dwelling into a 10 person HMO

Watford 27 Jan 2026
26/00055/FUL 26 Jan 2026 Approved

W H Sports Club Limited 8 Park Avenue Watford WD18 7HP

Change of use by converting one floodlit Tennis Court to one floodlit Padel Tennis Court

Watford 26 Jan 2026
26/00007/LDC 5 Jan 2026 Pending consideration

20B Cherrydale Watford Hertfordshire WD18 7UL

Lawful Development Certificate for rection of a 4m rear extension with white 2no. UPVC casement window to the side and bifold door to the rear built i...

Watford 5 Jan 2026
25/00720/FUL 3 Aug 2025 Pending consideration

Land At 85 To 91 King Georges Avenue Watford WD18 7QE

Demolition of existing cycle store, construction of new four bed dwelling (no 89 King Georges Avenue). Erection of a new bin store, and new cycle stor...

Watford 3 Aug 2025
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Data updated daily. Source: Three Rivers planning portal.