66 Whitmore Road, West Harrow, Harrow, HA1 4AD

This site has had 2 applications since 2025.

• PL/0864/26 Status unknown

  66 Whitmore Road, West Harrow, Harrow, HA1 4AD

  Certificate of Lawful Development (Existing): Single storey rear extension; conversion of garage into habitable room; external alterations

  Submitted 28 Mar 2026 Lawful development

1. 11 Nov 2025

   Received by Harrow

2. 12 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 6 January 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

The published feed does not show a live status for this application; the register on Harrow's own portal holds the authoritative version.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 66 Whitmore Road, West Harrow, Harrow, HA1 4AD

  PL/0864/26 Submitted 28 Mar 2026 0m away

  Decision due ~23 May

  Certificate of Lawful Development (Existing): Single storey rear extension; conversion of garage into habitable room; external alterations

  Status unknown Lawful development Extension
  Small domestic

• 54 Whitmore Road, West Harrow, Harrow, HA1 4AD

  PL/2820/25 Submitted 29 Oct 2025 0m away

  Certificate of Lawful Development (Proposed): Alterations and extension to roof to form end gable with window; rooflight in rear roof slope

  Granted Lawful development Extension Loft or dormer +1

• 42 Treve Avenue, Harrow, HA1 4AJ

  P/4707/18 Submitted 23 Oct 2018 108m away

  Certificate of lawful development (proposed): conversion of garage to playroom with installation of window to front; external alterations

  Granted Lawful development Windows or glazing 8 docs

• 32 Treve Avenue, West Harrow, Harrow, HA1 4AJ

  P/4767/21/PRIOR Submitted 2 Dec 2021 108m away

  Single Storey Rear Extension: 6.00 metres deep, 3.78 metres maximum height, 3.00 metres high to the eaves

  Granted Prior approval Extension 13 docs
  Small domestic

• 32 Treve Avenue, West Harrow, Harrow, HA1 4AJ

  P/2148/22 Submitted 7 Jun 2022 108m away

  Certificate of lawful proposed development (proposed): Single Storey Rear Extension (following established prior approval under ref: P/4767/21/PRIOR)

  Granted Lawful development Extension 14 docs
  Small domestic

• 14 Treve Avenue, West Harrow, Harrow, HA1 4AJ

  PL/2565/25 Submitted 2 Oct 2025 108m away

  Single storey rear extension: 6.00 metres deep, 3.40 metres maximum height and 3.00 metres high to the eaves

  Granted Prior approval Extension
  Small domestic

• PL/1761/26 Status unknown

  1 Middle Road, Harrow On The Hill, Harrow, HA2 0HW

  Certificate of lawful development (proposed): Replacement of ground floor front bay window

  29 Jun 2026 Lawful development
• PL/1772/26 Status unknown

  114 Somervell Road, South Harrow, Harrow, HA2 8TT

  Certificate of Lawful Proposed Development: Demolition and replacement of first floor level and roof

  29 Jun 2026 Lawful development
• PL/1735/26 Status unknown

  222 Malvern Avenue, South Harrow, Harrow, HA2 9HE

  Certificate of lawful development (proposed): Rear dormer; installation of rooflight in front roofslope

  24 Jun 2026 Lawful development
• PL/1716/26 Status unknown

  59 Leamington Crescent, South Harrow, Harrow, HA2 9HH

  Certificate of Lawful Development (Proposed): Garden room with garden tools storage at rear (demolition of detached garage)

  22 Jun 2026 Lawful development
• PL/1696/26 Status unknown

  31 Chandos Road, Harrow, HA1 4QX

  Certificate of Lawful Development (Proposed): Alterations and extension to roof to form end gable; rear dormer; two rooflights in front roof slope; window in end gable

  22 Jun 2026 Lawful development