18 Boyne Avenue London NW4 2JN

This site has had 3 applications since 2026.

• 26/3482/HSE Awaiting decision

  18 Boyne Avenue London NW4 2JN

  Single storey rear extension

  Submitted 24 Sep 2026 Householder
• 26/2815/192 Awaiting decision

  18 Boyne Avenue London NW4 2JN

  Roof extension involving rear dormer window and 2no. front facing rooflights

  Submitted 30 Jul 2026

1. 30 Jul 2026

   Received by Barnet

2. 3 Aug 2026

   Added to PlanIndex

3. 11 Sep 2026

   Status changed to Prior Approval Not Required

   Previously Pending Consideration.

4. Decision

   Awaiting decision

   Decision expected by 24 September 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Barnet took a median of 45 days over the applications it decided in the last year.

This application is with Barnet for determination, against a statutory target of eight weeks. Over the last year Barnet decided prior approval applications in a median of 36 days. More in our guide to how long planning decisions take.

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.

• 18 Boyne Avenue London NW4 2JN

  26/2815/192 Submitted 30 Jul 2026 50 yards away

  78% historically approved · decision due ~24 Sep

  Roof extension involving rear dormer window and 2no. front facing rooflights

  Awaiting decision Extension Loft or dormer +1

• 18 Boyne Avenue London NW4 2JN

  26/3482/HSE Submitted 24 Sep 2026 50 yards away

  77% historically approved · decision due ~19 Nov

  Single storey rear extension

  Awaiting decision Householder Extension
  Small domestic

• 12 Boyne Avenue London NW4 2JN

  26/3611/PNH Submitted 6 Oct 2026 50 yards away

  56% historically approved · decision due ~1 Dec

  2no. Single storey rear extensions with a proposed depth of 4.00 metres, maximum height of 3.88 metres and eaves height of 3.00 metres. Following demolition of the existing rear patio, rear outrigger and rear/side shed.

  Awaiting decision Prior approval Extension Demolition
  Small domestic

• 40 Boyne Avenue London NW4 2JN

  26/0796/PNH Submitted 2 Mar 2026 50 yards away

  56% historically approved · decision due ~28 Apr

  Single storey rear extension with a proposed depth of 4.50m, maximum height of 3.00m and eaves height of 3.00m

  Awaiting decision Prior approval Extension 3 docs
  Small domestic

• Three Gables Bungalow Boyne Avenue London NW4 2JL

  25/4797/PNH Submitted 1 Dec 2025 50 yards away

  56% historically approved · decision due ~26 Jan

  2no. Single storey rear extensions with a proposed depth of 8.00 metres, maximum height of 3.00 metres and eaves height of 3.00 metres.

  Awaiting decision Prior approval Extension 16 docs
  Small domestic

• Three Gables Bungalow Boyne Avenue London NW4 2JL

  26/1601/HSE Submitted 28 Apr 2026 50 yards away

  Single storey front extension including new porch. Single storey rear extensions with new patio area. Alterations to ground levels. Formation of first floor with new pitched gable roof with 2no. front and 2no. rear dormers and 2no. front facing, 2no side rooflights with associated hard and soft landscaping

  Granted Householder Extension Loft or dormer 52 docs
  Small domestic

• 26/4010/PNH Awaiting decision

  59 Hendon Way London NW2 2LX

  Single storey rear extension with a proposed depth of 6.0 metres, maximum height of 3.0 metres and eaves height of 3.0 metres

  Received 5 Nov, published by the council 6 Nov 2026 Prior approval
• 26/3970/PNH Awaiting decision

  103 Arlington Road London N14 5BA

  2no. single storey rear extensions with a depth of 6.00 metrres, a maximum height of 4.00 metres and an eaves height of 3.00 metres and a depth of 6.00 metres, and eaves height of 4.00 metres and an eaves height of 3.00 metres.

  3 Nov 2026 Prior approval
• 26/3984/PNH Awaiting decision

  155 Station Road London N3 2SP

  Single storey rear extension with a proposed depth of 4.5 metres, maximum height of 3.5 metres and eaves height of 2.98 metres

  Received 3 Nov, published by the council 4 Nov 2026 Prior approval
• 26/3948/PNH Awaiting decision

  86 Ridgeway Avenue Barnet EN4 8TN

  Single storey extension rear extension with a total depth of 4.50 metres, a maximum height of 3.96 metres and an eaves height of 3.00 metres.

  Received 30 Oct, published by the council 4 Nov 2026 Prior approval
• 26/3937/PNH Awaiting decision

  85 Cotswold Gardens London NW2 1PE

  Single storey rear extension with a proposed depth of 5.00 metres, maximum height of 3.00 metres and eaves height of 3.00 metres.

  29 Oct 2026 Prior approval