Skip to content
PlanIndex Get alerts
Menu

Planning application

101 GROSVENOR CRESCENT HILLINGDON

Refused Hillingdon 8571/APP/2026/1299 Full

Works: Loft or dormer Demolition

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Conversion of roof space to habitable use to include a rear dormer, 3 x front roof lights, conversion of roof from hip to gable end, following the partial demolition of existing roof

As published by the council, reference 8571/APP/2026/1299

Application record

Reference
8571/APP/2026/1299
Type
Full
Status
Refusal
Decision
Refused As published: Refusal
Received
25 May 2026
Validated
25 May 2026
Decided
14 Jul 2026
Ward
HILLINGDON EAST 2022

Site history

Applications at this address on the Hillingdon register

This site has had 4 applications since 2025: 1 approved, 2 refused.

  • 8571/APP/2026/1584 Refused

    101 GROSVENOR CRESCENT HILLINGDON

    Erection of part double storey, part single storey side/ rear extension

    Decided 17 Aug 2026
  • 8571/APP/2026/856 Awaiting decision

    101 GROSVENOR CRESCENT HILLINGDON

    Conversion of roof to habitable space including a rear dormer.

    Submitted 2 Apr 2026
  • 8571/APP/2025/2221 Granted

    101 GROSVENOR CRESCENT HILLINGDON

    Erection of a single storey rear extension, and conversion of garage including replacement of garage door with window.

    Decided 17 Oct 2025 Full applications

Timeline

Dates from the published record

  1. 25 May 2026

    Received by Hillingdon

  2. 14 Jul 2026

    Decision issued: Refusal

  3. 26 Jul 2026

    Added to PlanIndex

Documents

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

10 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 refusal means

Hillingdon refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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.

In Hillingdon

  • 3638/APP/2026/1538 Refused

    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