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Planning application

5 MANSFIELD AVENUE RUISLIP HA4 9LD

Granted Hillingdon 79237/APP/2026/1928 Full

Works: Loft or dormer Windows or glazing

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Conversion of roof space to habitable use to include a rear dormer, 2 front roof lights and a new gable end window.

As published by the council, reference 79237/APP/2026/1928

Application record

Reference
79237/APP/2026/1928
Type
Full
Status
Approval
Decision
Granted As published: Permitted
Received
3 Aug 2026
Validated
4 Aug 2026
Decided
29 Sep 2026
Ward
EASTCOTE 2022
Postcode
HA4 9LD

Site history

Applications at this address on the Hillingdon register

This site has had 3 applications since 2026: 2 approved, 0 refused.

  • 5 MANSFIELD AVENUE RUISLIP HA4 9LD

    Erection of a single storey rear extension.

    Decided 16 Jun 2026 Full applications
  • 5 MANSFIELD AVENUE RUISLIP HA4 9LD

    Conversion of roof space to habitable use to include a rear dormer, 2no. front roof lights, and a new side facing gable end window (Application for a Certificate of Lawful Development for a Proposed Development)

    Decided 17 Jun 2026 Full applications

Timeline

Dates from the published record

  1. 3 Aug 2026

    Received by Hillingdon

  2. 4 Aug 2026

    Validated

    Checked as complete and ready for consideration.

  3. 14 Aug 2026

    Added to PlanIndex

  4. 29 Sep 2026

    Decision issued: Permitted

Documents

Plans, drawings, consultee responses and the officer's report

9 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Hillingdon granted permission on 29 September 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 5 MANSFIELD AVENUE RUISLIP HA4 9LD

    79237/APP/2026/1071 Submitted 29 Apr 2026 50 yards away

    Erection of a single storey rear extension.

    Granted Full applications Extension 10 docs
    Small domestic
  • 5 MANSFIELD AVENUE RUISLIP HA4 9LD

    79237/APP/2026/1070 Submitted 29 Apr 2026 50 yards away

    Conversion of roof space to habitable use to include a rear dormer, 2no. front roof lights, and a new side facing gable end window (Application for a Certificate of Lawful Development for a Proposed Development)

    Withdrawn Full applications Loft or dormer Windows or glazing 8 docs
  • 33 FLEMMING AVENUE RUISLIP HA4 9LE

    80210/APP/2026/1925 Submitted 3 Aug 2026 100 yards away

    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 3.30 metres, and for which the height of the eaves would be 3.00 metres.

    Granted Full applications Extension 7 docs
    Small domestic
  • 73 FLEMMING AVENUE RUISLIP HA4 9LE

    77854/TRE/2023/38 Submitted 13 Feb 2023 100 yards away

    To carry out tree surgery including to remove the two lowest limbs (South West) overhanging the garden of 73 Flemming Avenue to One Ash within Group 4 on TPO 511

    Granted Trees 8 docs
  • 68 ELLIOTT AVENUE RUISLIP HA4 9LZ

    77168/APP/2024/3043 Submitted 18 Nov 2024 150 yards away

    Erection of a single storey rear extension.

    Granted Full applications Extension 6 docs
    Small domestic
  • 30 PINE GARDENS RUISLIP HA4 9TL

    14549/APP/2025/2671 Submitted 15 Oct 2025 200 yards away

    86% historically approved · decision due ~10 Dec

    Erection of single storey rear extension, following demolition of existing timber frame canopy.

    Awaiting decision Extension Demolition
    Small domestic

In Hillingdon

  • FORMER REGAL CINEMA 233 HIGH STREET UXBRIDGE UB8 1LD

    Change of use of existing nightclub (Sui Generis) to a banqueting suite (Sui Generis) and development of a hotel (Use Class C1) including the change of use of existing gymnasium (Use Class E) and associated landscaping, car, and cycle spaces (Part retrospective).

    Received 22 Jun, published by the council 3 Sep 2026 Full applications
  • 80157/APP/2026/1606 Awaiting decision

    9 & 11 PINKWELL LANE HAYES UB3 1PQ

    Joint application for a single storey rear & front extension. Followed by demolition of existing rear conservatory & sheds.

    Received 29 Jun, published by the council 23 Aug 2026 Full applications
  • 76676/APP/2026/2023 Awaiting decision

    87 NORTH VIEW EASTCOTE HA5 1PX

    Erection of a single storey wrap around side and rear extension

    Received 13 Aug, published by the council 3 Sep 2026 Full applications
  • 22901/APP/2026/2013 Awaiting decision

    THE RANCHER RICKMANSWORTH ROAD HAREFIELD UB9 6JX

    Erection of single storey front infill and side extension

    Received 12 Aug, published by the council 3 Sep 2026 Full applications
  • 76795/APP/2025/2062 Awaiting decision

    LAND AT YIEWSLEY LIBRARY & FORMER YIEWSLEY POOL FALLING LANE OTTERFIELD ROAD YIEWSLEY UB7 8AB

    Details pursuant to the partial discharge of Conditions 13 (Energy Statement), 14 (Energy Monitoring Plan) and 31 (Drainage Design) for the Falling Lane Site only of planning permission ref. 76795/APP/2023/2503 dated 14-09-2023 for 'Demolition of existing Yiewsley Library Building and the erection of a new residential building on the Yiewsley Library site (Falling Lane) and the erection of a new mixed use building on the former Yiewsley Swimming Pool site (Otterfield Road), with a replacement library at ground floor level, residential uses above and new pedestrian access off of the High Street'. Detailed Description: Demolition of existing Yiewsley Library Building and the erection of a 5-storey residential building, comprising 50 dwellings, with 28 undercroft parking spaces (13 for residential and 15 for use by Rabbsfarm Primary School). The Otterfield Road site proposes the erection of a 5-storey building, comprising 45 dwellings, with 25 car parking spaces (23 for residential and 2 for library users)).

    Received 31 Jul, published by the council 26 Jul 2026 Full applications