Council hub · London
Hillingdon planning applications
1,916 applications. 87% approved. 58 days to decide.
As of July 2026, PlanIndex holds 1,916 planning applications from Hillingdon. 392 were decided in the trailing 12 months, with 87% of clear-cut outcomes approved.
Latest applications
Data to July 2026
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75750/APP/2026/1814 Decided
21 LEES ROAD UXBRIDGE MIDDLESEX UB3 3AS
Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 3.80 metres, for which the maximum height would be 3.00 metres, and for which the height of the eaves would be 3.00 metres.
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42475/TRE/2026/178 Decided
161 LONG LANE HILLINGDON
TPO 121 T11 1x Turkey Oak to Fell and replace with a suitable specimen in an agreed location.
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18399/APP/2026/1816 Decided
UNIT D Prologis Park STOCKLEY ROAD WEST DRAYTON UB7 9FN
Details pursuant to the partial discharge of Condition 6 part C (Tree Protection Measures) as attached to planning permission reference 18399/APP/2025/16 dated 01/09/25 (An application submitted under Section 73 of the Town and Country Planning Act 1990 to vary Conditions 2 (Approved Drawings) and 3 (Compliance with supporting documentation) of planning permission reference 18399/APP/2022/411, dated 03-05-2023 (Installation of plant and equipment to unit DC6 including external plant equipment, external louvres and associated security fencing and landscaping, to facilitate use of the building as a data centre) to make changes to the design of the development.)
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43989/TRE/2026/174 Decided
51 FRAYS AVENUE WEST DRAYTON
TPO 802 A2 1x Eucalptus Tree to reduce crown by 30% back to previous points situated in rear garden next to patio. 1x Magnolia reduce by up to 20%and 1x Willow Tree to reduce crown height to 6ft approx and spread to 10ft approx both situated in the rear garden next to river.
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74638/TRE/2026/176 Decided
9 BARRINGTON DRIVE HAREFIELD UB9 6RJ
TPO 455 G7 mixed Sycamore and Ash to cut back all lateral growth to boundary fence by removing up to 2m.
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42377/TRE/2026/177 Decided
6 WILDWOOD NORTHWOOD
TPO 13 G2 1x Oak Section dismantle tree near ground level and grind stump to approx 200mm below ground level.
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72626/TRE/2026/172 Decided
2A ROFANT ROAD NORTHWOOD HA6 3BE
TPO 130 A1 1x Ash and 1x Fir reduce height by up to 3m and lateral spread by up to 2m.1x Lawson Cypress to crown lift to 2.5m above ground all 3 located in the front garden.
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20625/APP/2026/1810 Decided
76 MOUNT PARK ROAD EASTCOTE HA5 2JU
Erection of single storey side extension (Application for a Certificate of Lawful Development for a Proposed Development)
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71790/APP/2026/1770 Decided
Test Road Hillingdon
Test
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15075/APP/2026/1769 Decided
Test Road Hillingdon
Test
Recent decisions
Data to July 2026
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77246/APP/2026/456 Refused
70 BRACKENBRIDGE DRIVE RUISLIP HA4 0LZ
Change of use from Class C3 (dwellinghouse) to Class C4 (small HMO for up to 5-persons)
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15023/APP/2026/826 Refused
37 GRANGE ROAD HAYES
Subdivision of existing 3-bed dwelling into 2 x 2-bed dwellings. Erection of a part single storey, part two storey extension to the side and rear, conversion of roof space to habitable use to include a rear dormer with associated parking, amenity space, refuse and cycle storage.
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76133/APP/2026/865 Granted
3 BELMONT CLOSE UXBRIDGE UB8 1RF
Installation of 3no. roof lights, side door, porch and change of elevation finish from render to brickwork
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20610/APP/2026/872 Granted
UNION WHARF BENTINCK ROAD WEST DRAYTON MIDDLESEX UB7 7RP
Replacement of external materials from spandrel panels to non-combustible alternative (aluminium spandrel panels, replacement of two timber soffits at rear to non-combustible material.
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19204/APP/2026/994 Granted
74A PARK WAY RUISLIP
Existing use of first, second and third floors as 7 x self-contained dwellings (Application for a Certificate of Lawful Development for an Existing Use).
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40180/APP/2026/990 Granted
157 WHITBY ROAD RUISLIP
Change of use from Office (Use Class E) to Restaurant (Use Class E) and Hot Food Takeaway (Sui Generis) with installation of rear flue system
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26449/APP/2026/1067 Granted
50 ST MARTINS APPROACH RUISLIP
Erection of a single storey rear extension following demolition of existing conservatory and sun room.
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80079/APP/2026/1222 Granted
22 BURBRIDGE GARDENS UXBRIDGE UB10 0GE
Conversion of roof space to habitable use, including the installation of side-facing rooflights and front and rear gable-end windows (amended drawings and description)
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51862/APP/2026/1322 Granted
303 LONG DRIVE RUISLIP
Erection of a single storey rear extension together with associated works including replacement windows and doors.
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40556/APP/2026/1350 Granted
84 TUDOR ROAD HAYES
Erection of a new two storey dwelling with associated garden space, car parking and cycle parking, following the demolition of the existing garages.
The full record
Decisions between 2017 and 2026
PlanIndex holds 1,367 decisions from Hillingdon between 2017 and 2026, part of 1,916 applications on record. Over that period 79% of clear-cut outcomes were approvals, 1,037 granted against 274 refused. The busiest single year was 2026, with 848 applications recorded.
The trailing-year figures above track current activity. This record reaches back further, so a decision here may predate the online portal; each application still has its own page with the source link.
From the archive
Earliest records shown in full
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72393/APP/2016/4320 Granted
12 GROSVENOR VALE RUISLIP HA4 6JQ
Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4 metres, for which the maximum height would be 3.6 metres, and for which the height of the eaves would be 2.625 metres
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36048/TRE/2016/171 Granted
19-30 HUXLEY CLOSE COWLEY UB8 3PG
To carry out tree surgery, including the cutting back of lateral branches to provide up to 2m clearance to one Ash (in Area A1); and a tip reduction by up to 1m, to low, overhanging branches, to one Sycamore (in Area A2) on TPO 357
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58618/APP/2016/4190 Granted
50 LONGMEAD ROAD HAYES UB3 2HD
Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4 metres, for which the maximum height would be 2.8 metres, and for which the height of the eaves would be 2.8 metres.
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72405/APP/2016/4365 Granted
33 HERITAGE CLOSE COWLEY UB8 2LA
Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 3.4 metres, for which the maximum height would be 2.3 metres, and for which the height of the eaves would be 2.25 metres.
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72385/APP/2016/4274 Granted
3 MIDDLE WAY HAYES UB4 9LZ
Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4 metres, for which the maximum height would be 3.47 metres, and for which the height of the eaves would be 2.8 metres.
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72384/APP/2016/4271 Granted
3 HAYMAN CRESCENT HAYES UB4 8PW
Single storey side extension (Application for a Certificate of Lawful Development for a Proposed Development)
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58618/APP/2016/4191 Refused
50 LONGMEAD ROAD HAYES UB3 2AD
Part two storey, part single storey rear extension and porch to front
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55554/APP/2016/4102 Granted
8 ARCHER TERRACE YEW AVENUE YIEWSLEY UB7 8PZ
Single storey rear extension (Retrospective)
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72407/APP/2016/4379 Refused
51 STANLEY ROAD NORTHWOOD HA6 1RH
Single storey rear extension
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72409/APP/2016/4386 Granted
35 LIME GROVE RUISLIP HA4 8RL
Single storey side/front extension involving alterations to side elevation and demolition of existing garage
Decision speed
12 months to July 2026, where both dates are published
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Within 8 weeks the statutory target for most applications 183 47%
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8 to 13 weeks the target band for major development 127 32%
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Over 13 weeks often extended by agreement 82 21%
Common questions
How many planning applications does Hillingdon decide?
In the 12 months to July 2026, Hillingdon decided 392 planning applications. 87% of clear-cut outcomes were approvals.
How long does a planning decision take in Hillingdon?
The median time from a planning application being received to a decision was 58 days over the 12 months to July 2026. Individual cases vary with complexity and consultation responses.
How many Hillingdon decisions arrive within the eight week target?
Of the 392 decisions in the 12 months to July 2026 where both dates are published, 47% came within eight weeks of the application being received, and 79% within thirteen weeks.
How many planning applications has Hillingdon decided in total?
PlanIndex holds 1367 decisions from Hillingdon between 2017 and 2026, out of 1,916 applications on record. Across that whole period 79% of clear-cut outcomes were approvals.
When is planning activity busiest in Hillingdon?
May 2026 was the busiest month across the 12 months to July 2026, with 245 applications recorded. The monthly pattern is listed on this page.
How do I find a planning application by its reference number?
Every application indexed here has its own page at a stable address. Look the reference up in a search engine together with the council name, or browse the latest applications below. Each page shows the description, address, dates and decision as the council published them.
Cite these figures
Hillingdon: 1,916 planning applications on record as of July 2026. Trailing 12 months: 392 decided, 87% approved, median 58 days to a decision. 907 new applications received in the same period. Decisions on record run between 2017 and 2026: 1,367 in total, 79% approved. Source: PlanIndex, planindex.co.uk.