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Hillingdon planning applications
Page 2 of 142, newest first. The Hillingdon hub carries the figures, decision times and common questions.
Applications
Page 2 of 142
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59830/APP/2026/2138 Awaiting decision
16 SHELLEY LANE HAREFIELD MIDDLESEX UB9 6HP
Permission in principal for the erection of 2x dwellings.
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49261/APP/2026/2094 Awaiting decision
UNIT 4, SILVERDALE INDUSTRIAL ESTATE SILVERDALE ROAD HAYES
Details pursuant to the discharge of Condition 25 (Air Quality Assessment) of planning permission ref. 49261/APP/2024/2904 dated 12-03-2026 (Demolition of the existing building and structures on site, and all other associated site clearance works. Construction of a data centre building (Class B8) with plant at roof level with an emergency generator (1no.) and associated flue (provided within an external compound adjoining the data centre building), sprinkler tank and pumphouse, security guard house, and provision of one kiosk substation and MV Building. The development also comprises the construction of a new access and internal road and circulation areas, footpaths, provision of car and bicycle parking, hard and soft landscaping and other associated works and ancillary site infrastructure.)
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76456/APP/2026/2093 Awaiting decision
121 ADELPHI CRESCENT HAYES UB4 8NA
Application for a Certificate of Lawfulness for Use of a single dwellinghouse (Use Class C3) as a House in Multiple Occupation (HMO) (Use Class C4) (Application for a Certificate of Lawful Development for an Existing Use)
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8856/APP/2026/2112 Awaiting decision
JOEL STREET FARM JOEL STREET NORTHWOOD
Request for Screening Opinion under the Town and Country Planning (Environmental Impact Assessment) Regulations 2017 (as amended) for an outline planning application for residential development of up to 325 residential units (Use Class C3) including 50% affordable housing.
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14440/APP/2026/2098 Awaiting decision
28 DAWLEY AVENUE HILLINGDON
Erection of a single storey wrap around extension to the side and rear
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49195/TRE/2026/206 Awaiting decision
31 KING EDWARDS ROAD RUISLIP
TPO 558 T1 1x Lime to reduce height up to 3m and lateral spread on all sides by up to 2.5m.
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12444/TRE/2026/207 Awaiting decision
15 WOODSIDE ROAD NORTHWOOD
TPO 164 T24 1x Eucalyptus to reduce back to previous points up to 2.5m.
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9762/APP/2026/2083 Awaiting decision
14 GATEHILL ROAD NORTHWOOD
Non-material amendment to planning permission ref. 9762/APP/2025/1162, dated 31-10-2025 (Conversion of attached garage to habitable accommodation and erection of part single storey, part two storey extensions and fenestration alterations) to change the colours of the proposed window frames.
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26564/APP/2026/2088 Awaiting decision
6 WOODGATE CRESCENT NORTHWOOD
Conversion of roof space to habitable use to include 2no. rear dormers (Application for a Certificate of Lawful Development for a Proposed Development)
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80243/APP/2026/2089 Awaiting decision
22 BOURNE AVENUE RUISLIP HA4 6TZ
Erection of a single storey rear extension, a single storey side extension, conversion of the existing garage into habitable use including replacement of the garage door with a window and door, and conversion of roof space to habitable use to include a rear facing hipped to gable end conversion.
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1585/APP/2026/2086 Awaiting decision
208 HIGH STREET HARLINGTON
Proposed Change of Use from Estate Agency (Class E) to Hot Food Takeaway (Sui Generis), with Ancillary Standing Eating Table.
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15808/APP/2026/2087 Awaiting decision
43 EDGAR ROAD YIEWSLEY
Conversion of roof space to habitable use to include a rear dormer with Juliette balcony, 2 front roof lights and conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development)
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53922/TRE/2026/205 Awaiting decision
70 COPSE WOOD WAY NORTHWOOD
TPO 399 A1 Group of Hornbeam Group to sectional dismantle using rigging equipment the medium group (Right side of property, rear garden).1x Oak (Right side of property, rear garden) Reduce over-extended branches by 1-2 metres length reduction, growing toward and over garden area. Group of Hornbeam (Left side of property, rear garden) Sectional dismantle using rigging equipment the declining TG4 Hornbeam group. 1x Oak / Hornbeam group (Neighbouring left rear garden) Reduce over-extended branches up to 3 metres length reduction, growing toward and over garden area. 2x Hornbeam group (left side + right side front of summer house) Sectional dismantle using rigging equipment Copsewood Estate Northwood: 1x Coniferous Tree to reduce over extended branches up to 2m length situated in the rear garden right hand side.
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67666/APP/2026/2056 Awaiting decision
FORMER SIPSON GARDEN CENTRE SIPSON ROAD SIPSON UB7 OHW
Request for Scoping Opinion under Regulation 15 of the Town and Country Planning (Environmental Impact Assessment) Regulations 2017 for the erection of a Data centre campus on the Site of the Former Sipson Garden Centre and land to the south, Sipson Road, Sipson.
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17709/APP/2026/2075 Awaiting decision
THE HAREFIELD ACADEMY, LORD ADONIS HOUSE NORTHWOOD WAY HAREFIELD UB9 6ET
Details pursuant to the discharge of Conditions 24 (Circular Economy Monitoring Report) and 25 (Whole Life-Cycle Carbon Assessment) of planning permission ref. 17709/APP/2023/2673, dated 08-02-2024 (Demolition of former residential school and erection of academic building (Use Class F1) and ancillary structures including heat pump and substation enclosures, construction of a multi-use games area, revised vehicular access, landscaping, car and cycle parking and associated works.)
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19365/APP/2026/2080 Awaiting decision
260 FIELD END ROAD RUISLIP
Replacing combustible external cladding materials (ACM & XPS spandrels), installing fire cavity barriers, breather membranes and other associated materials. No change to overall aesthetic appearance of the building. (Application for a Certificate of Lawfulness).
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10952/APP/2026/2078 Granted
12 BRADSHAWE WAYE UXBRIDGE
Conversion of roof space to habitable use to include hip to gable extension, rear dormer, 2x front roof lights, removal of chimneys (Certificate of Lawful Development)
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10952/APP/2026/2077 Awaiting decision
12 BRADSHAWE WAYE UXBRIDGE
Erection of a single storey wrap around rear and side extension, following the removal of the existing rear extension
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26507/APP/2026/2074 Awaiting decision
99 BURY STREET RUISLIP
First floor rear extension and a side facing window.
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32093/APP/2026/2063 Awaiting decision
5 THE COVERT NORTHWOOD
Variation of Condition 2 (Approved Plans) of planning permission ref. 32093/APP/2026/109, dated 20-03-2026 (Variation of Condition 2 (Approved Plans) of planning permission ref. 32093/APP/2025/2114, dated 17-11-2025 (Erection of two storey side, rear and front extensions, the enlargement and conversion of roof space to habitable use to include 2no. front facing dormer windows and 2no. rear facing dormer windows and formation of a crown roof, and amendments to fenestration) to amend depth of single storey side extension, materials, fenestration, dormers, patio and access/steps (revised description 03.03.26).) to increase depth of rear extensions and dormer 32093/APP/2026/877 Conditions(s) Condition 2 and 3
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17026/APP/2026/2069 Awaiting decision
5 RAEBURN ROAD HAYES
Erection of a part single, part double storey rear extension, following the demolition of the existing outbuilding
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12385/APP/2026/2064 Awaiting decision
OLD ORCHARD LODGE COTTAGE PARK LANE HAREFIELD
Erection of a temporary access track (additional 12 months)
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80239/APP/2026/2068 Awaiting decision
87A MINTERNE WAYE HAYES UB4 0PF
Erection of a two-storey side extension
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80236/APP/2026/2062 Awaiting decision
23 & 24 GREEN WALK RUISLIP HA4 8NL
Conversion of existing semi-detached dwellinghouses to 4x1 bed flats, erection of double storey rear extensions, erection of a front and rear dormer, rooflights, and amendments to fenestration, to include associated landscaping and, parking and cycle storage
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17726/APP/2026/2059 Awaiting decision
102 GREEN LANE NORTHWOOD
Details pursuant to the discharge of Conditions 3 (samples of materials), 4 (Construction Management Plan) & 11 (step free access) of planning permission ref. 17726/APP/2026/774, dated 31-07-26 (Erection of 1no. dwellinghouse with associated parking, landscaping, bin and cycle storage, following the demolition of existing dwellinghouse.)
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80227/APP/2026/2055 Awaiting decision
86 PEERLESS DRIVE HAREFIELD UB9 6JQ
Conversion of roofspace to habitable use to include a rear dormer and 2 front roof lights (Application for a Certificate of Lawful Development for a Proposed Development)
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80235/APP/2026/2061 Awaiting decision
74 BRAMPTON ROAD UXBRIDGE UB10 0DR
Replacement of roof and frames to existing conservatory.
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18819/APP/2026/2054 Awaiting decision
47 SIPSON ROAD WEST DRAYTON
Conversion of roofspace to habitable use to include a rear dormer with a juliette balcony and two front rooflights. Conversion from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development).
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3622/APP/2026/2058 Awaiting decision
40 SHEPISTON LANE HAYES
Erection of front porch, conversion of roof space to habitable use to include a rear dormer, front roof lights, conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development)
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34908/APP/2026/2057 Awaiting decision
57 WILTSHIRE LANE EASTCOTE
Erection of a single storey extension to the rear
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1314/APP/2026/2045 Awaiting decision
63 HILLINGDON ROAD UXBRIDGE
Erection of a part single, part two storey extension to the rear
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43495/APP/2026/2050 Awaiting decision
WEIR HOUSE, 50 RIVERSIDE WAY UXBRIDGE
Details pursuant to the discharge of Condition 7 (Energy Assessment) of planning permission reference 43495/APP/2020/888 dated 26.01.2022 (Demolition of existing building and the erection of a part four and part five storey block providing 34 residential units (Use Class C3); associated access and other works including landscaping and amenity space, car and cycle parking and refuse storage)
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53686/APP/2026/2048 Awaiting decision
33 PARKFIELD AVENUE HILLINGDON
Convert a single dwelling (C3 use) into a 5 persons HMO (Class C4)
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18676/APP/2026/2049 Awaiting decision
THE GENERAL ELLIOTT PH ST JOHN'S ROAD UXBRIDGE
Install new signage and lighting to the front elevation
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51743/APP/2026/2046 Awaiting decision
BUILDING 1071 SOUTHAMPTON ROAD HEATHROW AIRPORT
Demolition of existing building slab and other structures along with their foundations; backfilling of the excavations; removal of below ground drainage tanks and installation of new septic tank and utility connections
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80234/APP/2026/2052 Awaiting decision
96 CRANFORD DRIVE HAYES UB3 4LB
Change of use from a Dwellinghouse (C3) to a Children's Care Home (C2)
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31055/APP/2026/2047 Awaiting decision
150 WEST END ROAD RUISLIP
Installation of a vehicle crossover and area of hardstanding.
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12853/APP/2026/2043 Awaiting decision
HAYES PARK CENTRAL AND SOUTH HAYES PARK HAYES END ROAD
Details pursuant to the discharge of Condition 5 (Drainage) of planning permission ref. 12853/APP/2023/1493, dated 15-08-2024 (Internal and external works to the buildings associated with a change of use (Application for Listed Building Consent))
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80232/APP/2026/2042 Awaiting decision
112-114 TOLLGATE DRIVE HAYES UB4 0NW
External alterations comprising the replacement of existing single glazed timber casement windows with double glazed uPVC casement windows of a matching style, replacement of the rainwater goods, redecoration of the bargeboards and external rendered surfaces, and cleaning of the existing fascia and soffits.
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50534/APP/2026/2037 Awaiting decision
82 HYDE WAY HAYES
Erection of a part single party two storey rear extension.
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77766/APP/2026/2044 Awaiting decision
37 THE RISE HILLINGDON UB10 0JL
Erection of a part single part two storey wrap around extension to the side and rear, conversion of roof space to habitable use to include a rear dormer
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8799/APP/2026/2034 Awaiting decision
28 FINDHORN AVENUE HAYES
Erection of a part single part two storey rear extension.
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80231/APP/2026/2040 Awaiting decision
47-52 TOLLGATE DRIVE HAYES UB4 0NP
External alterations comprising the replacement of existing single glazed timber casement windows with double glazed uPVC casement windows of a matching style, replacement of the rainwater goods, redecoration of the bargeboards and external rendered surfaces, and cleaning of the existing fascia and soffits.
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80228/APP/2026/2038 Awaiting decision
38 WOOD RISE EASTCOTE HA5 2JE
Erection of a single storey rear extension, removal of chimney stack, installation of external render and insulation, and amendments to fenestrations.
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52838/APP/2026/2033 Awaiting decision
41 HONEYCROFT HILL UXBRIDGE
Erection of a single storey side and rear extension, following the demolition of existing rear extension.
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78364/APP/2026/2041 Awaiting decision
Conex House 148 FIELD END ROAD EASTCOTE PINNER HA5 1RJ
Variation of Condition 2 (Approved Plans) of planning permission ref. 78364/APP/2024/2722, dated 04-02-2025 (Change of use from Use Class E to Use Class C3 (dwellinghouses) and the construction of a part three and part four-storey residential apartment with three two-bedroom units and four one-bedroom units, following the demolition of the existing building) to [demolish the sub station and landscaping]
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51737/APP/2026/2030 Awaiting decision
71 SEAFORD CLOSE RUISLIP
Erection of single storey side extension.
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34752/APP/2026/2032 Awaiting decision
7 BURY STREET RUISLIP
Installation of an open air swimming pool in the rear garden.
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34752/APP/2026/2031 Awaiting decision
7 BURY STREET RUISLIP
Installation of an open air swimming pool in the rear garden (Application for Listed Building Consent) (Related to application ref. 45888/APP/2026/1712)
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80203/APP/2026/2036 Awaiting decision
7 AINTREE CLOSE UXBRIDGE UB8 3HS
Conversion of garage into a habitable room including replacement of garage door to window