17 Boleyn Avenue Enfield EN1 4HR

1. 11 Mar 2026

   Received by Enfield

2. 19 Aug 2026

   Validated

   Checked as complete and ready for consideration.

3. 19 Aug 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 14 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Enfield took a median of 58 days over the applications it decided in the last year.

This application is with Enfield for determination, against a statutory target of eight weeks. Over the last year Enfield decided householder applications in a median of 68 days. More in our guide to how long planning decisions take.

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.

• 64 Boleyn Avenue Enfield EN1 4HS

  23/03478/PRH Submitted 23 Oct 2023 50 yards away

  Single storey rear extension 6m deep x 3m high (3m high to eaves).

  Granted Prior approval Extension 8 docs
  Small domestic

• 63 Boleyn Avenue Enfield EN1 4HR

  22/02730/CEA Submitted 2 Aug 2022 50 yards away

  Single storey rear extension submitted pursuant to prior approval ref: 22/02270/PRH.

  Granted Lawful development Extension 10 docs
  Small domestic

• 63 Boleyn Avenue Enfield EN1 4HR

  22/02270/PRH Submitted 24 Jun 2022 50 yards away

  Single storey rear extension 6m deep x 3.50m high (3.00m high to eaves).

  Granted Prior approval Extension 7 docs
  Small domestic

• 28 Boleyn Avenue Enfield EN1 4HS

  26/01438/HOU Submitted 10 Apr 2026 100 yards away

  Part single, part 2 storey side/rear extension involving relocation of front door and demolition of existing garage (PART RETROSPECTIVE).

  Granted Householder Extension Demolition 12 docs
  Domestic

• 86 Boleyn Avenue Enfield EN1 4HS

  26/02114/PRH Submitted 20 May 2026 100 yards away

  Single storey rear extension 6m deep x 3m high (3m high to eaves).

  Granted Prior approval Extension 5 docs
  Small domestic

• 91 Pembroke Avenue Enfield EN1 4EZ

  20/03129/CEA Submitted 28 Sep 2020 100 yards away

  Single storey rear extension pursuant to 20/02716/PRH.

  Granted Lawful development Extension 10 docs
  Small domestic

• 26/02987/HOU Granted

  19 Hammond Road Enfield EN1 3PD

  Detached outbuilding at rear, involving demolition of existing garden structures.

  Received 14 Jul, published by the council 2 Aug 2026 Householder
• 26/04308/HOU Awaiting decision

  14 Gordon Hill Enfield EN2 0QP

  Rear dormer with rear outrigger dormer and front rooflights including creation of an additional window opening in the flank wall at first floor level.

  Received 8 Oct, published by the council 15 Oct 2026 Householder
• 26/02970/HOU Granted

  156 New River Crescent London N13 5RJ

  Single storey side/rear extension.

  Received 9 Jul, published by the council 25 Jul 2026 Householder
• 26/04251/HOU Awaiting decision

  256 Willow Road Enfield EN1 3AT

  First floor side/rear infill extension.

  Received 6 Oct, published by the council 13 Oct 2026 Householder
• 26/04247/HOU Awaiting decision

  14 Windmill Road London N18 1PA

  Rear dormer, front rooflights and extension to roof at side involving increase in roof ridge height.

  Received 6 Oct, published by the council 13 Oct 2026 Householder