99 Walton Avenue, South Harrow, Harrow, HA2 8QY

1. 30 Sep 2024

   Received by Harrow

2. 2 Sep 2026

   Added to PlanIndex

Harrow 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.

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.

• 75 Kenilworth Avenue, South Harrow, Harrow, HA2 8RZ

  PL/1485/24 Submitted 29 May 2024 140m away

  Certificate of Lawful Development (Proposed): Alterations to roof to form end gable, rear dormer, insertion of two rooflights in front roofslope and window in side of end gable

  Granted Lawful development Loft or dormer Windows or glazing

• 64 Kenilworth Avenue, South Harrow, Harrow, HA2 8SA

  PL/2632/25 Submitted 9 Oct 2025 150m away

  Single storey rear extension

  Refused Householder Extension
  Small domestic

• Carlyon Avenue, Earlsmead, Harrow, HA2 8SS

  PL/0041/26 Submitted 7 Jan 2026 159m away

  Electronic Communications Notification: Remove 3 antennas and 1 cabinet replaced with 3 new antennas and 1 cabinet; ancillary works

  Granted

• 21 Earlsmead, South Harrow, Harrow, HA2 8SS

  PL/0086/26 Submitted 10 Jan 2026 159m away

  Decision due ~7 Mar

  Conversion of dwelling into two flats (2 X 2 bed); front porch; access door to side; single and two storey side to rear extension; single storey rear extension; rear dormer; two rooflights in front roof slope; landscaping; separate amenity space; parking; bin/cycle stores (Demolition of attached garage and rear conservatory)

  Status unknown Full applications New dwelling Extension +2
  Several homes

• 41 Warwick Avenue, South Harrow, Harrow, HA2 8RE

  PL/1159/26 Submitted 28 Apr 2026 184m away

  Decision due ~23 Jun

  CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations and extension to roof to form end gable; rear dormer; three rooflights in front roof slope; front porch; single-storey rear extension (Following Established Prior Approval Ref: PL/0595/26) Detached outbuilding at rear garden for use as gym/home office/storage (demolition of detached garage)

  Status unknown Lawful development Extension Loft or dormer +1
  Small domestic

• 41 Warwick Avenue, South Harrow, Harrow, HA2 8RE

  PL/0595/26 Submitted 7 Mar 2026 184m away

  Decision due ~2 May

  Single-storey rear extension: 6.00 metres deep, 3.15 metres maximum height and 3.00 metres high to the eaves

  Status unknown Prior approval Extension
  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