18 ADELPHI CRESCENT HAYES UB4 8LZ

1. 24 Nov 2025

   Received by Hillingdon

2. 19 Jan 2026

   Decision issued: Refused

3. 12 Aug 2026

   Added to PlanIndex

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.

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.

• 19 ADELPHI CRESCENT HAYES UB4 8LZ

  74902/APP/2019/3302 Submitted 9 Oct 2019 50 yards away

  Single storey rear extension and conversion of roof space to habitable use to include a rear dormer, 2 front rooflights and conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development)

  Granted Full applications Extension Loft or dormer 11 docs
  Small domestic

• 21 ADELPHI CRESCENT HAYES UB4 8LZ

  78333/APP/2026/240 Submitted 28 Jan 2026 50 yards away

  non-material amendment to planning permission ref. 78333/APP/2024/723, dated 05/06/2024 (Erection of a single storey detached building to the rear for use as a residential annexe) to add a Shower and WC

  Granted Full applications 7 docs
  Small domestic

• 21 ADELPHI CRESCENT HAYES UB4 8LZ

  78333/APP/2025/2994 Submitted 26 Nov 2025 50 yards away

  86% historically approved · decision due ~21 Jan

  Non-material amendment to planning permission ref. 78333/APP/2024/723, dated 05-06-24 (Erection of a single storey detached building to the rear for use as a residential annexe) to increase the size and number of outbuilding windows

  Awaiting decision Windows or glazing
  Small domestic

• 85 ADELPHI CRESCENT HAYES UB4 8NB

  79531/APP/2025/2248 Submitted 20 Aug 2025 100 yards away

  86% historically approved · decision due ~15 Oct

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

  Awaiting decision Extension Loft or dormer +1

• 17 DORSET AVENUE HAYES UB4 8NR

  79813/APP/2025/3031 Submitted 2 Dec 2025 100 yards away

  Conversion of roof space to habitable use to include a rear dormer, Hip to gable extension, 3x front roof lights, and erection of outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development).

  Granted Full applications Extension Loft or dormer 5 docs

• 17 DORSET AVENUE HAYES UB4 8NR

  79813/APP/2025/3032 Submitted 2 Dec 2025 100 yards away

  Erection of front porch, and part single storey part double storey rear extension.

  Granted Full applications Extension 6 docs
  Small domestic

• 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