17 Grimsdyke Road, Hatch End, Pinner, Harrow, HA5 4PJ

This site has had 5 applications since 2025: 1 approved, 0 refused.

• PL/0593/26 Status unknown

  17 Grimsdyke Road, Hatch End, Pinner, Harrow, HA5 4PJ

  Single storey rear extension: 8.00 metres deep, 3.50 metres maximum height and 3.00 metres high to the eaves .

  Submitted 6 Mar 2026 Prior approval
• PL/0061/26 Status unknown

  17 Grimsdyke Road, Hatch End, Pinner, Harrow, HA5 4PJ

  Single storey rear extension: 8.00 metres deep, 3.50 metres maximum height and 3.00 metres high to the eaves

  Submitted 12 Jan 2026 Prior approval
• PL/3161/25 Granted

  17 Grimsdyke Road, Hatch End, Pinner, Harrow, HA5 4PJ

  Certificate of Lawful Proposed Development: Side porch, Two storey rear extension, Alterations and extension to roof to form end gables and rear dormer, Roof light in front roof slope and garage roof slope (Demolition of rear extension)

  Submitted 5 Dec 2025 Lawful development
• PL/2999/25 Status unknown

  17 Grimsdyke Road, Hatch End, Pinner, Harrow, HA5 4PJ

  Single storey rear extension: 8.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves

  Submitted 19 Nov 2025 Prior approval

1. 12 Jun 2026

   Received by Harrow

2. 12 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 7 August 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.

• 17 Grimsdyke Road, Hatch End, Pinner, Harrow, HA5 4PJ

  PL/2999/25 Submitted 19 Nov 2025 50 yards away

  Decision due ~14 Jan

  Single storey rear extension: 8.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves

  Status unknown Prior approval Extension
  Small domestic

• 17 Grimsdyke Road, Hatch End, Pinner, Harrow, HA5 4PJ

  PL/3161/25 Submitted 5 Dec 2025 50 yards away

  Certificate of Lawful Proposed Development: Side porch, Two storey rear extension, Alterations and extension to roof to form end gables and rear dormer, Roof light in front roof slope and garage roof slope (Demolition of rear extension)

  Granted Lawful development Extension Loft or dormer +1
  Small domestic

• 17 Grimsdyke Road, Hatch End, Pinner, Harrow, HA5 4PJ

  PL/0061/26 Submitted 12 Jan 2026 50 yards away

  Decision due ~9 Mar

  Single storey rear extension: 8.00 metres deep, 3.50 metres maximum height and 3.00 metres high to the eaves

  Status unknown Prior approval Extension
  Small domestic

• 17 Grimsdyke Road, Hatch End, Pinner, Harrow, HA5 4PJ

  PL/0593/26 Submitted 6 Mar 2026 50 yards away

  Decision due ~1 May

  Single storey rear extension: 8.00 metres deep, 3.50 metres maximum height and 3.00 metres high to the eaves .

  Status unknown Prior approval Extension
  Small domestic

• 8 Grimsdyke Road, Hatch End, Pinner, Harrow, HA5 4PH

  PL/0759/26 Submitted 19 Mar 2026 100 yards away

  Decision due ~14 May

  Certificate of Lawful Proposed Development: 1.8m brick and wood fence to side

  Status unknown Lawful development
  Small domestic

• 11 Hallam Gardens, Hatch End, Pinner, Harrow, HA5 4PT

  PL/2927/25 Submitted 11 Nov 2025 150 yards away

  Decision due ~6 Jan

  Details pursuant to Condition 7a, b & c (Written Scheme of Investigation) attached to planning permission PL/2037/25 dated 05/11/2025 for Single storey rear extension; installation of two windows to ground floor side elevation; conversion of garage to habitable room; external alterations (demolition of conservatory)

  Status unknown Conditions Extension Demolition +1
  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)

  Received 1 Jul, published by the council 12 Aug 2026 Householder
• PL/1766/26 Status unknown

  17 Sandymount Avenue, Stanmore, Harrow, HA7 4UA

  Vehicle access

  Received 29 Jun, published by the council 12 Aug 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

  Received 29 Jun, published by the council 12 Aug 2026 Householder
• PL/1763/26 Status unknown

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

  Single storey rear extension

  Received 29 Jun, published by the council 12 Aug 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

  Received 29 Jun, published by the council 12 Aug 2026 Householder