HOLLY WOOD HOUSE, 4 Roxborough Avenue, Harrow, HA1 3BU

This site has had 5 applications since 2023: 2 approved, 0 refused.

• PL/0896/26 Status unknown

  Holly Wood House, 4 Roxborough Avenue, Harrow, HA1 3BU

  Replacement doors and windows to front, both side and rear elevations

  Submitted 1 Apr 2026 Householder
• PL/0826/26 Status unknown

  HOLLY WOOD HOUSE, 4 Roxborough Avenue, Harrow, HA1 3BU

  Replacement roof tiles; Roof light in rear roof slope

  Submitted 24 Mar 2026 Householder
• PL/2448/25 Granted

  Holly Wood House, 4 Roxborough Avenue, Harrow, HA1 3BU

  Outbuilding at rear for use as a games room and storage

  Submitted 22 Sep 2025 Householder
• P/1413/23 Granted

  HOLLY WOOD HOUSE, 4 Roxborough Avenue, Harrow, HA1 3BU

  Certificate of lawful development (proposed): Single storey rear extension

  Decided 11 Jul 2023 Lawful development

1. 14 Apr 2026

   Received by Harrow

2. 12 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 9 June 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.

• HOLLY WOOD HOUSE, 4 Roxborough Avenue, Harrow, HA1 3BU

  PL/0826/26 Submitted 24 Mar 2026 0m away

  Decision due ~19 May

  Replacement roof tiles; Roof light in rear roof slope

  Status unknown Householder Loft or dormer Roofing
  Domestic

• HOLLY WOOD HOUSE, 4 Roxborough Avenue, Harrow, HA1 3BU

  P/1413/23 Submitted 16 May 2023 0m away

  Certificate of lawful development (proposed): Single storey rear extension

  Granted Lawful development Extension 10 docs
  Small domestic

• Holly Wood House, 4 Roxborough Avenue, Harrow, HA1 3BU

  PL/2448/25 Submitted 22 Sep 2025 0m away

  Outbuilding at rear for use as a games room and storage

  Granted Householder
  Small domestic

• Holly Wood House, 4 Roxborough Avenue, Harrow, HA1 3BU

  PL/0896/26 Submitted 1 Apr 2026 0m away

  Decision due ~27 May

  Replacement doors and windows to front, both side and rear elevations

  Status unknown Householder Windows or glazing
  Domestic

• 15 Roxborough Avenue, Harrow, HA1 3BT

  PL/0181/26 Submitted 21 Jan 2026 57m away

  Decision due ~18 Mar

  Single storey rear extension

  Status unknown Householder Extension
  Small domestic

• Hobart Court, 29 Roxborough Avenue, Harrow, HA1 3DW

  PL/2236/25 Submitted 26 Aug 2025 107m away

  TPO No. 95 Roxborough Park (No.3) Harrow G1 Leylandii screen: Reduce to 6m height, trim sides T1, T3 Lime x 2 (eastern boundary): Reshape to previous pruning points (approximately 3m reduction) T4 Horse chestnut (eastern boundary): Reshape to previous pruning points (approximately 3m reduction)

  Granted Trees

• 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