21 Colin Crescent London NW9 6EU

1. 7 Jul 2026

   Received by Barnet

2. 7 Aug 2026

   Decision issued: Prior Approval Not Required

3. 9 Aug 2026

   Added to PlanIndex

Barnet granted permission on 7 August 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

• 20 Colin Crescent London NW9 6EY

  26/1324/RCU Submitted 9 Apr 2026 100 yards away

  Raised rear patio area and canopy (Retrospective Application) Reduction of the height of the side brickwall and installation of privacy screening

  Refused Amendments 10 docs

• 7 Colin Gardens London NW9 6EL

  26/1313/192 Submitted 9 Apr 2026 150 yards away

  2no single storey rear extensions (Amended)

  Granted Lawful development Extension 8 docs
  Small domestic

• 7 Colin Gardens London NW9 6EL

  26/0168/CON Submitted 16 Jan 2026 150 yards away

  93% historically approved · decision due ~13 Mar

  Submission of details of condition 6 (Drainage Strategy) pursuant to planning permission 25/1878/HSE dated 01/07/2025

  Awaiting decision Conditions 4 docs

• 36 Colin Crescent London NW9 6EY

  25/5084/PNH Submitted 18 Dec 2025 150 yards away

  56% historically approved · decision due ~23 Feb

  Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 4.00 metres and eaves height of 3.00 metres, following demolition of existing side/rear extension.

  Awaiting decision Prior approval Extension Demolition 4 docs
  Small domestic

• 36 Colin Crescent London NW9 6EY

  26/0459/HSE Submitted 6 Feb 2026 150 yards away

  77% historically approved · decision due ~3 Apr

  Single storey rear extension with 1no. skylight

  Awaiting decision Householder Extension 4 docs
  Small domestic

• 9 Colin Gardens London NW9 6EL

  26/1025/PNH Submitted 17 Mar 2026 150 yards away

  Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 3.40 metres and eaves height of 3.00 metres, following demolition of the existing extension and garage.

  Refused Prior approval Extension Demolition 7 docs
  Small domestic

• 26/3835/PNH Awaiting decision

  3 Devonshire Crescent London NW7 1DN

  Single storey rear extension with a proposed depth of 5.00 metres, maximum height of 3.48 metres and eaves height of 3.00 metres. Following demolition of existing rear outrigger.

  22 Oct 2026 Prior approval
• 26/3832/PNH Awaiting decision

  48 Alverstone Avenue Barnet EN4 8EB

  Single storey rear extension with a proposed depth of 4.5 metres, maximum height of 3.15 metres and eaves height of 3 metres following demolition of existing rear extension.

  22 Oct 2026 Prior approval
• 26/3823/PNH Awaiting decision

  7 Southbourne Crescent London NW4 2LB

  Single storey rear extension added to an existing extension with the total extension measuring 6.00 metres deep, with a maximum height of 3.00 metres and an eaves height of 3.00 metres.

  21 Oct 2026 Prior approval
• 26/3809/PND Awaiting decision

  10 Clifford Road Barnet EN5 5PG

  Demolition of existing garage

  21 Oct 2026 Prior approval
• 26/3819/PNH Awaiting decision

  78 Russell Lane London N20 0AP

  2no. Single storey rear extensions with a proposed depth of 7.00 metres, maximum height of 3.60 metres and eaves height of 3.00 metres. Following demolition of the existing side/rear outrigger.

  Received 20 Oct, published by the council 22 Oct 2026 Prior approval