Planning applications in Hillingdon, September 2025

22 HAMILTON ROAD COWLEY UXBRIDGE

Conversion of roofspace to habitable use to include a rear dormer, hip to gable end roof extension, Juliette balcony, front roof light, and side window (Application for Certificate of Lawful Development for a Proposed Development)

HAREFIELD HOSPITAL HILL END ROAD HAREFIELD MIDDLESEX UB9 6JH

Details pursuant to the discharge of Condition 4 (Demolition and Construction Management Plan) of planning permission ref. 9011/APP/2024/3347, dated 27-05-25 (Removal of existing fuel tank/generator equipment (and associated structures and installations) and installation of new replacement generator equipment (including associated flue) and associated works.)

Hillingdon Hospital PIELD HEATH ROAD HILLINGDON UB8 3NN

Installation of new plant and associated plant room enclosures adjacent to the Diabetic Care Extension.

217 THE MEAD ICKENHAM

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

CROWN TRADING CENTRE CLAYTON ROAD HAYES HILLINGDON UB3 1DU

Non-Material Amendment to planning permission reference 73955/APP/2022/2613 dated 20-03-2023 to allow additional flexibility to use Class B1 employment floorspace for additional uses falling with Class E of the Town and Country Planning (Use Classes) Order 1987 (as amended).

SCOTCH LAKE FARM MOOR LANE HARMONDSWORTH UB7 0AS

Erection of two light industrial units (Use Class E(g)(iii)) following the demolition of an existing building.

58 LEES ROAD HILLINGDON

Erection of outbuilding at rear garden (Application for Certificate of Lawful Development for a Proposed Development).

35A EDWARDS AVENUE RUISLIP HA4 6UP

Erection of single storey rear extension

105 SAUNTON AVENUE HARLINGTON

Change of use of outbuilding to self-contained accommodation (Retrospective Application)

32 WEALD ROAD HILLINGDON UB10 0HG

Erection of single storey rear extension

14 LINDEN AVENUE RUISLIP HA4 8TW

Erection of side extension, following demolition of existing internal garage

60 SUMMERHOUSE LANE HARMONDSWORTH UB7 0AW

TPO 30 T10 1x Yew 40% reduction in both height and lateral spread, resulting in a prune of up to approximately three meters back from the branch tips to suitable growth points where possible. Conservation Area Harmondsworth Village T1 1x Cypresses to dismantle to ground level.

15 MIDCROFT RUISLIP

Conversion of roof space to habitable use to include rear dormer, 3 x roof lights, conversion of roof from hip to gable end, removal of chimney, and erection of outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)

10 Fowler Way Uxbridge UB10 0FP

Erection of a single storey rear extension.

7 HASLAM CLOSE ICKENHAM UB10 8TJ

Erection of single storey infill extension to the front, conversion of integral garage to habitable accommodation, addition of solar panels to the rear roof.

46 HURSTFIELD CRESCENT HAYES

Erection of outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)

31 DICKENS AVENUE HILLINGDON UB8 3DL

Conversion of roof space to habitable use to include a rear dormer with Juliette balcony, 3 x front roof lights, conversion of roof from hip to gable end, erection of a front porch, and erection of outbuilding to rear garden following demolition of existing outbuildings (Application for a Certificate of Lawful Development for a Proposed Development)

28 MORELLO AVENUE HILLINGDON UB8 3ES

Erection of outbuilding in rear garden (Application for a Certificate of Lawful Development for a Proposed Development)

44 WINDSOR AVENUE HILLINGDON MIDDLESEX UB10 9AU

Erection of single storey rear extension

32 KENT GARDENS RUISLIP HA4 8RX

Erection of two storey side extension, following the demolition of existing rear conservatory and side garage, amendments to fenestration.

164 HAREFIELD ROAD UXBRIDGE UB8 1PP

Erection of 2no. semi-detached dwellinghouses with associated landscaping, parking, cycle and bin storage.

10 HOPPNER ROAD HAYES UB4 8PY

Single storey rear extension

21 BROADWOOD AVENUE RUISLIP

TPO 235 T3 1x Oak crown thin by 15%.

35 STATION ROAD COWLEY

Conversion of roof space to habitable use to include hip to gable extension, 2 x rear dormer windows, 2 x roof lights to front, alterations to chimney, and proposed outbuilding to rear garden. (Application for a Certificate of Lawful Development for a Proposed Development)

HAYES PARK CENTRAL AND SOUTH, HAYES PARK HAYES END ROAD HAYES

Details pursuant to the discharge of Condition 21 (Control of Balconies) of planning permission ref. 12853/APP/2023/1492, dated 15-08-2024 (Change of use of the existing buildings to provide new homes (Use Class C3), together with internal and external works to the buildings, landscaping, car and cycle parking, and other associated works.)

65 PEMBROKE ROAD RUISLIP MIDDLESEX HA4 8NQ

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 2.80 metres

39 STATION ROAD WEST DRAYTON

Installation of 2no. internally illuminated fascia signs and vertical light strips.

11 PASTURES MEAD HILLINGDON

Conversion of garage to habitable use and erection of a side extension to link the house and garage

HAYDON HOUSE, 296 JOEL STREET EASTCOTE PINNER

Two storey front extension and conversion of loft space into habitable accommodation to create an additional 1-bed self-contained flat with balcony on the front elevation. Addition of new rooflights and second floor window.

5 OTTER HOUSE, COWLEY BUSINESS PARK HIGH STREET COWLEY UXBRIDGE

Details pursuant to the discharge of Condition 5 (Contamination) of planning permission reference 63329/APP/2021/1326 dated 21-05-2021 (Change of use from offices (Use Class B1a ) to residential use (Use Class C3) to create 36 studio apartments (Application for Prior Approval under Schedule 2, Part 3, Class O of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended)).).

4 WATERSIDE HOUSE, COWLEY BUSINESS PARK HIGH STREET COWLEY UXBRIDGE

Details pursuant to the discharge of Condition 6 (Contamination) of planning permission ref. 53180/APP/2021/1325, dated 19-05-2021 (Change of use from offices (Class B1a) to 51 studio apartments (Class C3) (Application for Prior Approval under Schedule 2, Part 3, Class O of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended)).)

NORTHWOOD COLLEGE EDUCATIONAL FOUNDATION MAXWELL ROAD NORTHWOOD HA6 2YE

The installation of 6no. sport pitch lights on existing sports pitch.

149 SWAKELEYS ROAD ICKENHAM

TPO 299 T23 1x Oak to crown reduce by up to 2m.

48 LYNHURST CRESCENT HILLINGDON UB10 9EG

Erection of single storey side and rear extension following demolition of existing extension.

56 GLAMIS CRESCENT HAYES UB3 1QB

Erection of a part single storey, part two storey side and rear extension, single storey front extension, rear dormer, 1 x roof light to front.

35 ST MARY'S ROAD HAREFIELD UB9 6AE

Erection of single storey rear extension

4 ALDRIDGE AVENUE RUISLIP HA4 9JU

Conversion of garage to habitable use, including the replacement of the garage door with a window (Retrospective Planning Application)

110 NORTH VIEW EASTCOTE PINNER

Conversion of roof space to habitable use to include a rear dormer with Juliette balcony, conversion of roof from hip to gable end and 3 x front roof lights (Application for a Certificate of Lawful Development for a Proposed Development)

30 ANTHUS MEWS NORTHWOOD HA6 2GX

TPO 305 T1 1x Beech to reduce crown by up to 3.5m. T6 1x Walnut to reduce canopy by approx 2m all over. T19 1x Ash reduce crown by up to 2.5m.T17 1x Ash to reduce the canopy by approx 2.5m.

1 NICHOLLS AVENUE HILLINGDON

Removal of existing structure and erection of an outbuilding (resubmission of Application ref: 54817/APP/2024/839)

14 WILLOW TREE LANE HAYES

Change of use from Class C3 dwelling house to 7-bedroom / maximum 8 person HMO Use Class Sui Generis

6 WESTACOTT HAYES

Erection of single storey rear extension, following the demolition of the existing rear extension.

24 THE UPLANDS RUISLIP

Conversion of garage to habitable space including the replacement of garage door with window, replacement of pitched roof to existing single storey side and rear extension with a flat roof, and amendments to fenestrations.

15 NICHOLAS WAY NORTHWOOD HA6 2TR

Erection of front porch, following demolition of existing front porch

261 LONG LANE HILLINGDON

Demolition of existing dwelling and erection of a two storey building comprising 3no 3bed self-contained flats.

CHANDIGRAH SUMMERHOUSE LANE HAREFIELD

Variation of Conditions 2 (Approved Plans), 3 (Materials), 6 (Tree Protection), 8 (Landscaping) and 9 (Step Free Access) and removal of Conditions 4 (Obscure Glazing) and 5 (Access to Flat Roof) of appeal decision ref. APP/R5510/W/24/3341154 (Hillingdon Council ref. 1131/APP/2023/3251) dated 21-02-2025 (Erection of 4 dwellings following the demolition of the existing equestrian storage buildings on land adjacent to Chandigrah) to amend the roof forms from flat to pitched, amend the choice of materials, and to provide additional parking provision.

15 THE AVENUE ICKENHAM

Details pursuant to the discharge of Condition 5c (Ecological Mitigation and Enhancement Plan) of planning permission ref. 10272/APP/2025/362, dated 08-04-2025 (Erection of part single, part two storey side/rear extensions. Alterations to roof form including dormers. Amendments to fenestrations. Demolition of the existing porch and garage.)

NCP CAR PARK BATH ROAD SIPSON UB7 0DU

Hybrid application consisting of Phase (1) Full planning permission for the creation of a mixed use sustainable vehicle parking facility (Sui Generis) and food and beverage unit (Class E), alongside ancillary welfare and staff buildings, and other supporting infrastructure and site levelling; and Phase (2) Outline planning permission for a future extension to the facility, with all associated matters reserved except for access.

LAND AT AUSTIN ROAD HAYES

Non-Material Amendment to planning permission reference 76550/APP/2023/2931 dated 01-05-2024 to amend the wording of Condition 11 (Play Space for Children), Condition 12 (Permanent Access Arrangements) and Condition 19 (Permanent Landscaping).

15 SUTTON CLOSE EASTCOTE HA5 2JX

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 2.80 metres.