Skip to content
PlanIndex Get alerts
Menu

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.

392
Decided 12 months to July 2026
907
New applications 12 months to July 2026
1
Awaiting decision

Latest applications

Data to July 2026

  • 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.

    Submitted 23 Jul 2026 Full applications
  • 161 LONG LANE HILLINGDON

    TPO 121 T11 1x Turkey Oak to Fell and replace with a suitable specimen in an agreed location.

    Submitted 23 Jul 2026 Trees
  • 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.)

    Submitted 22 Jul 2026 Full applications
  • 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.

    Submitted 22 Jul 2026 Trees
  • 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.

    Submitted 22 Jul 2026 Trees
  • 6 WILDWOOD NORTHWOOD

    TPO 13 G2 1x Oak Section dismantle tree near ground level and grind stump to approx 200mm below ground level.

    Submitted 22 Jul 2026 Trees
  • 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.

    Submitted 21 Jul 2026 Trees
  • 76 MOUNT PARK ROAD EASTCOTE HA5 2JU

    Erection of single storey side extension (Application for a Certificate of Lawful Development for a Proposed Development)

    Submitted 21 Jul 2026 Full applications
  • Test Road Hillingdon

    Test

    Submitted 20 Jul 2026 Full applications
  • Test Road Hillingdon

    Test

    Submitted 20 Jul 2026 Full applications

Recent decisions

Data to July 2026

  • 70 BRACKENBRIDGE DRIVE RUISLIP HA4 0LZ

    Change of use from Class C3 (dwellinghouse) to Class C4 (small HMO for up to 5-persons)

    Decided 28 Jul 2026 Full applications
  • 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.

    Decided 28 Jul 2026 Full applications
  • 3 BELMONT CLOSE UXBRIDGE UB8 1RF

    Installation of 3no. roof lights, side door, porch and change of elevation finish from render to brickwork

    Decided 28 Jul 2026 Full applications
  • 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.

    Decided 28 Jul 2026 Full applications
  • 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).

    Decided 28 Jul 2026 Full applications
  • 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

    Decided 28 Jul 2026 Full applications
  • 50 ST MARTINS APPROACH RUISLIP

    Erection of a single storey rear extension following demolition of existing conservatory and sun room.

    Decided 28 Jul 2026 Full applications
  • 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)

    Decided 28 Jul 2026 Full applications
  • 303 LONG DRIVE RUISLIP

    Erection of a single storey rear extension together with associated works including replacement windows and doors.

    Decided 28 Jul 2026 Full applications
  • 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.

    Decided 28 Jul 2026 Full applications

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

  • 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

    Decided 3 Jan 2017 Full applications
  • 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

    Decided 4 Jan 2017 Trees
  • 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.

    Decided 4 Jan 2017 Full applications
  • 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.

    Decided 9 Jan 2017 Full applications
  • 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.

    Decided 9 Jan 2017 Full applications
  • 3 HAYMAN CRESCENT HAYES UB4 8PW

    Single storey side extension (Application for a Certificate of Lawful Development for a Proposed Development)

    Decided 13 Jan 2017 Full applications
  • 50 LONGMEAD ROAD HAYES UB3 2AD

    Part two storey, part single storey rear extension and porch to front

    Decided 20 Jan 2017 Full applications
  • 8 ARCHER TERRACE YEW AVENUE YIEWSLEY UB7 8PZ

    Single storey rear extension (Retrospective)

    Decided 26 Jan 2017 Full applications
  • 51 STANLEY ROAD NORTHWOOD HA6 1RH

    Single storey rear extension

    Decided 30 Jan 2017 Full applications
  • 35 LIME GROVE RUISLIP HA4 8RL

    Single storey side/front extension involving alterations to side elevation and demolition of existing garage

    Decided 30 Jan 2017 Full applications

Decision speed

12 months to July 2026, where both dates are published

  1. Within 8 weeks the statutory target for most applications 183 47%
  2. 8 to 13 weeks the target band for major development 127 32%
  3. 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.