Planning applications in Hillingdon, September 2025

VINE LODGE HIGH STREET COWLEY UXBRIDGE

Details pursuant to the discharge of Condition 3 (Air Conditioning) of planning permission ref. 25494/APP/2025/1278, dated 20-08-2025 (Retention of a brick boundary wall with black metal railings, gates and replacement rear patio door at ground floor level. Internal and external alterations including A/C units, fire alarms, CCTV, outdoor tap, external painting and erection of children's safeguarding fencing to garden to facilitate the change of use from office (Class E) to children's nursery (Class E) (amended description)) (Part retrospective).

VINE LODGE HIGH STREET COWLEY UXBRIDGE

Details pursuant to the discharge of Condition 3 (external air conditioning) of Listed Building Consent ref. 25494/APP/2025/1279, dated 20-08-2025 (Retention of a brick boundary wall with black metal railings, gates and replacement rear patio door at ground floor level. Internal and external alterations including A/C units, fire alarms, CCTV, outdoor tap, external painting and erection of children's safeguarding fencing to garden to facilitate the change of use from office (Class E) to children's nursery (Class E) (amended description)).

29 OAKINGTON AVENUE HAYES UB3 4AH

Erection of a single storey rear extension.

173-175 STATION ROAD WEST DRAYTON UB7 7NQ

Details pursuant to the discharge of Conditions 3 (Materials); 4 (Ground Levels); 7 (Step Free Access); 8 (M4(2) Compliance); 9 (Water Management); 10 (Landscape Scheme); 12 (Demolition and Construction Management Plan); 13 (Vehicular Visibility Splays); and 14 (EVCPs) of planning permission ref. 76431/APP/2023/3541, dated 24-09-2024 (Erection of an additional storey to existing block of flats, 3 storey side extension and internal alterations to create 1 no. studio, 2 no. 1-bed flats and 1 no. 2-bed flat.)

8 HILLSIDE GARDENS NORTHWOOD

Erection of a front porch extension and a new window on side elevation

22 HILLINGDON HILL HILLINGDON UB10 0JB

Conversion of roof space to habitable use, erection of a single storey rear extension and erection of an outbuilding (following demolition of existing conservatory)

35 CRANLEY DRIVE RUISLIP HA4 6BZ

Erection of a single storey side extension with a roof light.

35 RICHMOND AVENUE HILLINGDON UB10 9BQ

Erection of single storey extension to rear and erection of outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)

33 NICHOLAS WAY NORTHWOOD

Demolition of existing dwelling. Erection of two storey detached replacement dwelling with habitable accommodation within the loft space and associated ancillary works. Retention of existing access points.

23 LIME GROVE RUISLIP

Erection of a single storey rear extension and conversion of loft space to habitable use involving a double hip-to-gable roof extension, the formation of a rear dormer and installation of rooflights, together with alterations to the front hipped roof to form a gable and associated changes to fenestration.

MEADOW HIGH SCHOOL ROYAL LANE HILLINGDON

Details pursuant to partial discharge of Condition 9(iv) and (v) (Contaminated Land) attached to planning permission ref. 3348/APP/2023/138 dated 02-06-2023 (Erection of a two-storey academic building (Use Class F1), demolition of existing temporary modular structures and partial demolition of existing main teaching building to facilitate connections to the main school, redevelopment of external hard and soft landscaped areas and associated works).

8 GLASSHOUSE CLOSE HILLINGDON UB8 3UQ

Erection of single storey extension to rear, and conversion of roof to include a rear dormer with roof lights (Application for a Certificate of Lawful Development for a Proposed Development)

10 SIPSON LANE HARLINGTON

Conversion of roof space to habitable use with a rear dormer and front roof lights. Removal of 2no. chimney breasts.

56 MINET DRIVE HAYES

Conversion of roof space to habitable use to include a hip to gable conversion, rear dormer, gable end window, and 2 x front roof lights (Application for a Certificate of Lawful Development for a Proposed Development)

96 OAKDENE ROAD HILLINGDON

Conversion of roof space to habitable use to include a hip to gable roof extension, rear dormer and 3 front roof lights, single storey rear extension and change of use to 5-bedroom 5-person House in Multiple Occupation (HMO) (Part retrospective application).

76 MONTAGUE ROAD UXBRIDGE

Conversion of roof space to habitable use including a rear dormer, 1 front roof light and 1 side facing window.

10 SYLVANA CLOSE HILLINGDON UB10 0BH

TPO 7 A4 1x Oak Tree to reduce lateral growth by up to 2m.

57 PAVILION WAY RUISLIP

Conversion of garage to habitable use, erection of a single storey rear extension, erection of a single storey front infill extension, erection of a front porch

119 NIELD ROAD HAYES UB3 1SH

Erection of single storey rear and side extension, conversion of integral garage to habitable accommodation, and amendments to fenestrations (Amended Description)

102 GAINSBOROUGH ROAD HAYES UB4 8PT

TPO 410 G1 2x Oak crown reduction by up to 2.5m.

COLNE VALLEY VIADUCT BROADWATER LAKE HAREFIELD

Request for agreement of a Site Restoration Scheme of land to the east of the Viaduct extending between Broadwater Lake and Harefield Lake, in accordance with Paragraph 5(1) of Schedule 16 to the High Speed Rail (London - West Midlands) Act 2017.

23 COWLEY CRESCENT COWLEY

Erection of new detached dwellinghouse with associated landscaping, parking, cycle and bin storage, following the demolition of existing outbuilding.

20 ICKENHAM ROAD RUISLIP

Variation of Condition 2 (Approved Plans) of planning permission ref. 30013/APP/2025/1462, dated 08-08-2025 (Erection of single storey rear and side extensions, and alterations to existing outbuilding.) Amendment involves the increase the width of proposed side extension.

28 SHEPISTON LANE HAYES UB3 1LW

Erection of a single storey rear/side extension.

80 GROSVENOR CRESCENT HILLINGDON UB10 9ET

Erection of a two storey rear extension.

2 WOODCROFT CRESCENT HILLINGDON UB10 9JA

Conversion of roof space to habitable use to include a rear dormer, 2x front roof lights and conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development)

26 ELMBRIDGE DRIVE RUISLIP MIDDLESEX HA4 7UT

Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4.00 metres, for which the maximum height would be 3.25 metres, and for which the height of the eaves would be 2.95 metres.

148 GROSVENOR AVENUE HAYES UB4 8NP

Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4.00 metres, for which the maximum height would be 2.78 metres, and for which the height of the eaves would be 2.48 metres

LAND TO THE REAR OF 61 & 63 NORTH HYDE ROAD HAYES UB3 4PB

Erection of a new dwellinghouse with associated landscaping, car parking, cycle and bin storage, following the demolition of existing garage.

17 FLORISTON AVENUE HILLINGDON

Erection of a double storey side extension. Conversion of property from a Class C3 dwelling to House in Multiple Occupation for 6 persons (C4).

12 MARSWORTH CLOSE HAYES

Erection of outbuilding to rear garden.

111 LONG LANE ICKENHAM

Details pursuant to the discharge of Condition 3 (details of the windows and glazing) of Appeal Decision ref: APP/R5510/D/23/3322520 dated 10-10-2023 (LBH application ref. 19076/APP/2022/3805) (Replacement of the existing conservatory with a rear extension. Erection of a ground floor side/rear extension, erection of a first floor side/rear extension. Conversion of side garage for habitable use. Conversion of roof space to habitable use to include a rear dormer and side rooflights.)

15 GREEN LAWNS RUISLIP

Variation of Condition 2 (approved plans) of planning permission ref. 46400/APP/2025/70, dated 06-03-2025 (Construction of a single-storey rear outbuilding) to install roof lantern rather than roof lights on the proposed outbuilding.

6 ROUNDWOOD AVENUE STOCKLEY PARK

Details pursuant to the discharge of Conditions 12 (Delivery and Servicing Plan) and 14 (Travel Plan) as attached to planning permission ref. 37403/APP/2018/4475, dated 15-03-2019 (Refurbishment and extension of B1 office building including two-storey extension (net increase of 1,120sqm GEA floorspace), recladding of the retained structure and rooftop plant enclosures, and reconfiguration of hard and soft landscaping and vehicular and cycle parking.)

99 WISE LANE WEST DRAYTON

Change of use from Class C3 (Dwellinghouse) to Class C4 (Small House in Multiple Occupation) of up to six persons (Application for a Certificate of Lawful Development for a Proposed Development) (Amended Description)

24 DUCKS HILL ROAD NORTHWOOD

Erection of 4no. semi-detached dwellinghouses with associated landscaping, parking, bin and cycle storage, following the demolition of the existing dwellinghouse.

42 GRANVILLE ROAD HILLINGDON

Erection of outbuilding to rear garden for use as a granny annex, following the demolition of existing outbuildings.

64 BERRYDALE ROAD HAYES

Erection of single storey side extension, following demolition of existing side extension.

88 HYDE WAY HAYES UB3 4PB

Erection of a new dwellinghouse with associated landscaping, car parking, cycle and bin storage, following the demolition of existing garage.

MALLARDS NORTHGATE NORTHWOOD HA6 2TJ

Details pursuant to the discharge of Condition 3 (Construction Management Plan) of planning permission ref. 79080/APP/2025/801, dated 18-07-2025 (Erection of a part single storey, part two storey extension to the front, side and rear of the dwelling with amendments to fenestration. Conversion of roof space to habitable use including front and rear dormers, raising of the existing ridge line and 2 no. front facing and 4 no. rear facing roof lights and new flat roof canopy over main entrance.

CAREW LODGE CAREW ROAD NORTHWOOD

TPO 150 T6 1x plane to reduce heigh by 6m, reshape and lift. Conservation: Northwood, Frithwood To reshape back to previous points on 1x purple leaf plum situated in front garden. To reshape back to previous points 1x Box Elder situated front garden on the right-hand side. To reduce height back to previous points and lateral spread giving 2m clearance to building 1x Redwood situated in rear garden. All located at Carew Lodge, Carew Road.

COLNE VALLEY VIADUCT DEWS LANE HAREFIELD

Request for agreement of a Site Restoration Scheme of land between Hillingdon Outdoor Activity Centre and Harefield Lake no.2, in proximity to the Colne Valley Viaduct and its associated construction works, in accordance with Paragraph 5(1) of Schedule 16 to the High Speed Rail (London - West Midlands) Act 2017.

47 KEWFERRY ROAD NORTHWOOD

TPO 114 T11 1x Cupressus to fell and replace with similar species.

172 FIELD END ROAD EASTCOTE PINNER

TPO 815 T1 1x Sycamore reduce by 3m back to previous points.

591 FIELD END ROAD RUISLIP

Erection of a single storey extension to the rear, following the demolition of existing detached garage.

ZODIAC BUSINESS PARK, UNIT 1 HIGH ROAD COWLEY

TPO 86A G1 1x Weeping Willow to coppice to ground level. T6 & T7 2x Sycamore raise low crowns to 5 metres.

33 CHERRY LANE WEST DRAYTON

Erection of a single storey extension to the rear

12A BEDFORD AVENUE HAYES

Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4.00 metres, for which the maximum height would be 3.00 metres, and for which the height of the eaves would be 2.85 metres.

50 REGINALD ROAD NORTHWOOD

Conversion of roof space to habitable use to include a rear dormer/outrigger side dormer, 1 x front rooflight, 1 x flat roof rear rooflight and removal of existing chimney (Application for a Certificate of Lawful Development for a Proposed Development)

7 LINDEN CLOSE RUISLIP HA4 8TN

Erection of a single storey extension to the rear, erection of front porch and amendments to fenestration.