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Planning applications in HA4

We hold 409 planning applications for the HA4 postcode area, 156 of them submitted in the past year. 82% of decided applications here were approved. A decision typically takes 56 days. The area is covered by Hillingdon, Brent, Harrow.

409
applications held
156
in the past year
82%
approved
56 days
median decision

Councils covering HA4

Hillingdon (405)Brent (2)Harrow (2)

Recent applications in HA4

Pending
17 Sept 202677193/APP/2026/2227
28 LYNMOUTH DRIVE RUISLIP HA4 9BZHillingdon

Erection of a part single and part two storey front, side and rear extension

Pending
16 Sept 20263409/APP/2026/2220
57 KINGSEND RUISLIPHillingdon

Variation of Condition 2 (Approved Plans) of planning permission ref. 3409/APP/2025/1919, dated 12-09-2025 (Erection of a single storey rear extension, partial conversion of garage to habitable use, increase in size of rear dormer, and amendments to fenestration.) to amend to fenestration

Pending
14 Sept 202678587/APP/2026/2212
102 VICTORIA ROAD RUISLIP HA4 0ALHillingdon

Erection of a single storey rear extension.

Pending
14 Sept 202657998/APP/2026/2214
17 LIME GROVE RUISLIPHillingdon

Single storey side extension and conversion of existing garage into habitable accommodation (Application for a Certificate of Lawful Development for a Proposed Development).

Pending
9 Sept 202641817/TRE/2026/215
50 BROADWOOD AVENUE RUISLIPHillingdon

TPO 277 T19 1x Oak to fell.

Pending
9 Sept 202666809/APP/2026/2182
32 STAFFORD ROAD RUISLIPHillingdon

Conversion of roof space to habitable use to include hip to gable extension, rear dormer, gable end window, and 1x front roof light (Application for a Certificate of Lawful Development for a Proposed Development).

Pending
3 Sept 202639563/APP/2026/2146
42 MANNINGTREE ROAD RUISLIPHillingdon

Erection of an outbuilding to the rear garden

Pending
3 Sept 202669413/APP/2026/2133
118a VICTORIA ROAD RUISLIP HA4 0ALHillingdon

Existing use of property as a Home in Multiple Occupation (HMO) (Class C4) (Application for a Certificate of Lawful Development for an Existing Use)

Pending
1 Sept 202612052/APP/2026/2126
17 HILLCROFT CRESCENT RUISLIPHillingdon

Erection of a single storey rear extension.

Pending
1 Sept 202679287/APP/2026/2122
25 KINGS COLLEGE ROAD RUISLIP HA4 7JYHillingdon

Erection of double storey outbuilding with a pitched roof, following the demolition of the existing outbuilding.

Pending
26 Aug 20267140/APP/2026/2103
87 BRIXHAM CRESCENT RUISLIPHillingdon

Proposed loft conversion including hip to gable side of roof and rear dormer.

Pending
25 Aug 202649195/TRE/2026/206
31 KING EDWARDS ROAD RUISLIPHillingdon

TPO 558 T1 1x Lime to reduce height up to 3m and lateral spread on all sides by up to 2.5m.

Pending
29 Jul 20267723/APP/2026/1885
RUISLIP POLICE STATION THE OAKS RUISLIPHillingdon

Modifications to existing main entrance ramp, to provide new handrails and supports. Also ensure brick upstand meets required 150 mm fall protection. Continue existing handrail 450 mm past the end of the existing ramp.

Pending
28 Jul 202635875/APP/2026/1874
239 THE FAIRWAY RUISLIPHillingdon

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

Pending
27 Jul 202647943/APP/2026/1858
21 FILEY WAY RUISLIPHillingdon

Erection of a part single, part two storey extension to the rear.

Pending
27 Jul 202668814/APP/2026/1865
63 ELM AVENUE EASTCOTE HA4 8PGHillingdon

Erection of a single storey rear extension and steps to rear garden.

Pending
1 Jul 202647583/APP/2026/1641
51 EXMOUTH ROAD RUISLIPHillingdon

Erection of a single storey extension to the rear following the demolition of existing rear conservatory (Application for a Certificate of Lawful Development for a Proposed Development)

Pending
30 Jun 202616329/APP/2026/1627
10 WESTFIELD WAY RUISLIPHillingdon

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 3.41 metres, and for which the height of the eaves would be 2.56 metres

Pending
9 Jun 202659266/TRE/2026/143
55 EASTCOTE ROAD RUISLIPHillingdon

TPO 106 T76 1x Silver Birch to fell.

Pending
28 May 202651862/APP/2026/1322
303 LONG DRIVE RUISLIPHillingdon

Erection of a single storey rear extension

Pending
28 May 202676906/APP/2026/1333
184 HERLWYN AVENUE RUISLIP HA4 6HJHillingdon

Erection of a single storey front extension, following the demolition of existing front porch.

Pending
28 May 202653969/APP/2026/1328
398 VICTORIA ROAD RUISLIPHillingdon

Non-material amendment to approved plans including reduction of rooflights from two to one and replacement of the approved rear window and three-panel bifold door with a four-panel bifold door to the rear extension.

Pending
27 May 202680102/APP/2026/1320
29 HEATHFIELD RISE RUISLIP HA4 7NFHillingdon

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

Pending
Small
Full
7 May 202622574/APP/2026/1134
26 RYDAL WAY RUISLIPHillingdon

Conversion of roof space to habitable use to include a hip to gable extension, rear dormer, rooflights and removal of chimney. Conversion of garage to habitable use and erection of front porch (Application for a Certificate of Lawful Development for a Proposed Development)

Pending
Small
Full
1 May 20266280/APP/2026/1093
LAND TO THE REAR OF 83-89 MANOR WAY RUISLIP HA4 8HWHillingdon

Details pursuant to the discharge of Conditions 17 (Contaminated Land) of planning permission ref. 6280/APP/2023/1065, dated 02-08-23 (Erection of a detached bungalow with associated landscaping works following demolition of existing private garages.)

Pending
Small
Full
1 May 202677586/APP/2026/1104
GARAGE COURT R/O 66-74 FARMLANDS JOEL STREET EASTCOTE PINNER HA4 2LNHillingdon

Variation of Condition 2 (Approved Plans) of planning permission ref. 77586/APP/2023/2460, dated 25-03-24 (Demolition of existing single-storey garages and the construction of 4no. 2-bedroom, two-storey houses with associated car parking and landscaping.) to amend external materials, internal dimensions, and fenestrations.

Pending
27 Apr 202621026/APP/2026/1049
16 KINGSWEAR ROAD RUISLIPHillingdon

Erection of a single storey side and rear extension.

Pending
27 Apr 202616051/APP/2026/1046
116 EASTCOTE ROAD RUISLIPHillingdon

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

Pending
27 Apr 202680043/APP/2026/1045
LAND OFF DELL FARM ROAD RUISLIP HA4 7TUHillingdon

Installation of a roof over car parking area and enclosure of space between walls and roof, and installation of vehicular sliding access gate.

Pending
Small
Trees
27 Apr 202642999/TRE/2026/103
MASTERS COURT WOOD LANE RUISLIPHillingdon

TPO 476 T2 1x Beech to crown reduce by up to 2m all over.

Pending
27 Apr 202643500/APP/2026/1047
26 GLENALLA ROAD RUISLIPHillingdon

Conversion of roof space to habitable use to include a side dormer, 1 front roof light, and replacement of existing rear dormer with gable end and new gable end window (Application for a Certificate of Lawful Development for a Proposed Development)

Pending
23 Apr 202611725/APP/2026/1014
115 CARDINAL ROAD RUISLIPHillingdon

Erection of a rear extension

Pending
22 Apr 202665474/APP/2026/1012
7 BREAKSPEAR ROAD RUISLIPHillingdon

Erection of a single story extension to the rear (Application for a Certificate of Lawful Development for an proposed Use)

Pending
Small
Full
21 Apr 202655874/APP/2026/997
11 ARAGON DRIVE RUISLIPHillingdon

Erection of a single storey extension to the rear, conversion of roof space to habitable use to include a rear dormer and roof lights (Application for a Certificate of Lawful Development for an Proposed Use)

Pending
Small
Full
14 Apr 202670325/APP/2026/944
67 FERNCROFT AVENUE RUISLIP HA4 9JEHillingdon

Conversion of garage to habitable use (Application for a Certificate of Lawful Development for a Proposed Development)

Pending
Small
Full
13 Apr 202620432/APP/2026/927
45 CRANLEY DRIVE RUISLIPHillingdon

Conversion of integral garage to habitable accommodation

Pending
13 Apr 202638843/APP/2026/921
9 ALLONBY DRIVE RUISLIPHillingdon

Non-material amendment to planning permission ref. 38843/APP/2026/311, dated 31-03-2026 (Erection of a single storey rear extension, a single storey front extension, conversion of garage to habitable space including replacement of garage door with window, and amendments to fenestration.) to include the installation of a rear-facing roof skylight at ground-floor level.

Pending
Small
Full
13 Apr 202680019/APP/2026/923
UNIT H, BRAINTREE INDUSTRIAL ESTATE BRAINTREE ROAD RUISLIP HA4 0EJHillingdon

Erection of a new covered shed in storage yard, and removal of telecoms equipment in sublet section of yard.

Permitted
Small
Full
13 Apr 202612926/APP/2026/922
49 BEECH AVENUE RUISLIPHillingdon

Details pursuant to the discharge of Condition 7 (Energy Efficiency) of planning permission ref. 12926/APP/2022/1266, dated 30-06-22 (Demolition of existing bungalow and erection of 2 replacement 4-bedroom dwellings with parking and amenity space).

Pending
9 Apr 20261788/APP/2026/897
34 ACACIA AVENUE EASTCOTEHillingdon

Details pursuant to the discharge of Conditions 7 (Approved Document M, Building Control), 9 (energy efficiency standard), 13 (proposed vehicular access), 14 (kerbs and footway) of planning permission ref. 1788/APP/2022/2935, dated 18-11-22 (Erection of 1 no. detached 4-bed dwelling and 2 no. semi-detached 4-bed dwellings, with associated parking and amenity space.)

Pending
8 Apr 202617219/APP/2026/894
4 PAVILION WAY RUISLIPHillingdon

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

Pending
Small
Full
7 Apr 202679993/APP/2026/886
34 LAWN CLOSE RUISLIP HA4 6EDHillingdon

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

Pending
Small
Full
2 Apr 202651739/APP/2026/861
38 BOURNE AVENUE RUISLIPHillingdon

Erection of a single storey side extension.

Pending
Small
Full
31 Mar 202679635/APP/2026/837
11 ELLESMERE CLOSE RUISLIP HA4 7PQHillingdon

Details pursuant to the discharge of Conditions 9 (Surface Water Drainage) of planning permission ref. 79635/APP/2025/2209, dated 26-02-26 (Erection of a single storey side and rear extension, following demolition of existing garage.)

Pending
Small
Full
31 Mar 20266280/APP/2026/842
LAND TO THE REAR OF 83-89 MANOR WAY RUISLIP HA4 8HWHillingdon

Details pursuant to the discharge of Conditions 10 (Management Plan) and 13 (Water Management) of planning permission ref. 6280/APP/2023/1065, dated 02-08-2023 (Erection of a detached bungalow with associated landscaping works following demolition of existing private garages.)

Pending
Small
Full
30 Mar 202619188/APP/2026/820
149 HERLWYN AVENUE RUISLIPHillingdon

Conversion of roof space to habitable use to include a rear dormer, conversion of roof from hip to gable end, erection of a single storey extension to the rear

Pending
Small
Full
30 Mar 202660338/APP/2026/825
26 ELMBRIDGE DRIVE RUISLIP MIDDLESEX HA4 7UTHillingdon

Single storey rear extension and patio (following previous prior notification approval - at roof height increased and patio area added)

Pending
Small
Full
30 Mar 202672104/APP/2026/827
11-17 VICTORIA ROAD PARK WAY RUISLIPHillingdon

Erection of a ground floor rear extension and a three-storey extension (with the top floor set-in) above an existing single storey commercial parade to provide 7 residential units (2 x 1-bedroom, 2-person units, 4 x 2-bedroom, 3-person units and 1 x 3-bedroom, 5-person unit), incorporating private amenity space to all proposed residential units and alterations to the existing ground floor commercial premises at no. 17 to create a new self-contained residential access from Victoria Road

Pending
Small
Full
27 Mar 202648043/APP/2026/797
28 SOUTHPARK WAY RUISLIPHillingdon

Erection of a single storey part side extension, part garage conversion

Pending
Small
Full
25 Mar 202657311/APP/2026/768
14 LARNE ROAD RUISLIPHillingdon

Variation of Condition 2 (Approved Plans) of planning permission ref. 57311/APP/2023/322, dated 09-03-23 (Demolition of an existing 2-bed bungalow and erection of a new 4-bedroom bungalow with a habitable roof space, including side dormer, raising the ridge of the main roof, roof lights and solar panels.) to amend fenestrations.