51 St Andrews Drive, Stanmore, Harrow, HA7 2LY

This site has had 2 applications since 2023: 1 approved, 0 refused.

• P/1127/23 Granted

  51 St Andrews Drive, Stanmore, Harrow, HA7 2LY

  First floor side to rear extension; external alterations

  Decided 8 Jun 2023 Householder

1. 23 Feb 2026

   Received by Harrow

2. 12 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 20 April 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.

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

• 37 St Andrews Drive, Stanmore, Harrow, HA7 2LY

  P/2311/19 Submitted 22 May 2019 0m away

  Single storey front extension incorporating porch; conversion of garage to habitable room; single storey rear extension; external alterations

  Granted Householder Extension 12 docs
  Small domestic

• 37 St Andrews Drive, Stanmore, Harrow, HA7 2LY

  P/2312/19 Submitted 22 May 2019 0m away

  Alterations to roof to form end gable and rear dormer; installation of two rooflights in front roofslope and new window in side; external alterations

  Refused Householder Loft or dormer Windows or glazing 12 docs
  Domestic

• 45 St Andrews Drive, Stanmore, Harrow, HA7 2LY

  P/1829/21 Submitted 4 May 2021 0m away

  CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations and extension to roof to form end gable; rear dormer with Juliette balcony; three rooflights in front roofslope; window in end gable; re-location of svp to rear

  Refused Lawful development Extension Loft or dormer +1 15 docs

• 11 St Andrews Drive, Stanmore, HA7 2LY

  P/2837/18 Submitted 26 Jun 2018 0m away

  Certificate of lawful development (proposed): alterations to roof to form end gable rear dormer and insertion of three rooflights in front roofslope

  Granted Lawful development Loft or dormer 8 docs

• 21 St Andrews Drive, Stanmore, Harrow, HA7 2LY

  P/0546/20 Submitted 13 Feb 2020 0m away

  First floor side extension

  Granted Householder Extension 7 docs
  Domestic

• 47 St Andrews Drive, Stanmore, Harrow, HA7 2LY

  PL/2980/24 Submitted 5 Nov 2024 0m away

  Single storey front extension incorporating porch, Single and two storey side to rear extension, Alterations to roof to form rear dormer, Roof lights in front roof slopes, External alterations (Demolition of attached garage at side and rear ground floor bay window)

  Granted Householder Extension Loft or dormer +2
  Small domestic

• PL/1791/26 Status unknown

  MELTON HOUSE Sudbury Hill, Sudbury, Harrow, HA1 3ND

  Single storey rear glazed extension; single storey side extension; installation of additional windows to front elevation at first floor level; external alterations (demolition of conservatory)

  1 Jul 2026 Householder
• PL/1766/26 Status unknown

  17 Sandymount Avenue, Stanmore, Harrow, HA7 4UA

  Vehicle access

  29 Jun 2026 Householder
• PL/1764/26 Status unknown

  9A Elmwood Avenue, Kenton, Harrow, HA3 8AJ

  Two storey rear extension at lower ground floor and ground floor level

  29 Jun 2026 Householder
• PL/1763/26 Status unknown

  160 Welbeck Road, West Harrow, Harrow, HA2 0RX

  Single storey rear extension

  29 Jun 2026 Householder
• PL/1760/26 Status unknown

  23 Sancroft Road, Wealdstone, Harrow, HA3 7NX

  Single storey front extension incorporating porch; single and two storey side to rear extension; single storey rear extension; rooflight in front roof slope; external alterations

  29 Jun 2026 Householder