15 Clifton Avenue, Belmont, Stanmore, Harrow, HA7 2HR

This site has had 2 applications since 2026.

• PL/0351/26 Status unknown

  15 Clifton Avenue, Belmont, Stanmore, Harrow, HA7 2HR

  Single storey rear extension: 4.50 metres deep, 3.25 metres maximum height and 3.00 metres high to the eaves

  Submitted 9 Feb 2026 Prior approval

1. 24 Mar 2026

   Received by Harrow

2. 12 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 19 May 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.

• 1 Clifton Avenue, Stanmore, HA7 2HR

  P/4467/18 Submitted 8 Oct 2018 0m away

  Single two storey and first floor side extension; alterations and extension to roof; rear dormer; rooflights in front and both side roofslopes; conversion of garage to room with installation of window to front; external alterations

  Decided Householder Extension Loft or dormer +1 8 docs
  Domestic

• 1 Clifton Avenue, Stanmore, HA7 2HR

  P/2829/18/PRIOR Submitted 25 Jun 2018 0m away

  Single storey rear extension: extending 5 metres beyond the original rear wall 3 metres maximum height 2.7 Metres high to the eaves

  Decided Householder Extension 3 docs
  Small domestic

• 19 Clifton Avenue, Stanmore, HA7 2HR

  P/0535/17 Submitted 6 Feb 2017 0m away

  Front porch; single storey rear extension; installation of window in ground floor side elevation; alterations to roof to form end gable with rear dormer window in side elevation and three rooflights in front roofslope to create habitable roofspace (demoli

  Granted Lawful development Extension Loft or dormer +1 10 docs
  Small domestic

• 19 Clifton Avenue, Stanmore, HA7 2HR

  P/0723/17 Submitted 6 Feb 2017 0m away

  Single storey rear extension: extending 6 metres beyond the original rear wall 3 metres maximum height 2.69 Metres high to the eaves

  Decided Householder Extension 7 docs
  Small domestic

• 15 Clifton Avenue, Belmont, Stanmore, Harrow, HA7 2HR

  PL/0351/26 Submitted 9 Feb 2026 0m away

  Decision due ~6 Apr

  Single storey rear extension: 4.50 metres deep, 3.25 metres maximum height and 3.00 metres high to the eaves

  Status unknown Prior approval Extension
  Small domestic

• 1 Clifton Avenue, Stanmore, HA7 2HR

  P/3454/18 Submitted 1 Aug 2018 0m away

  Single storey rear extension; external alterations

  Granted Householder Extension 9 docs
  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