20 Bancroft Avenue, Hornsey, London, N2 0AS

This site has had 2 applications since 2026: 1 approved, 0 refused.

• HGY/2026/2471 Granted

  20 Bancroft Avenue, Hornsey, London, N2 0AS

  Certificate of lawfulness for the proposed rection of a new rear-side dormer extension, together with the installation of four front rooflights and two rear rooflights.

  Decided 15 Sep 2026 Lawful development

1. 1 Sep 2026

   Received by Haringey

2. 17 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 27 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Haringey took a median of 55 days over the applications it decided in the last year.

This application is with Haringey for determination, against a statutory target of eight weeks. Over the last year Haringey decided householder applications in a median of 56 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.

• 38 Bancroft Avenue, Hornsey, London, N2 0AS

  HGY/2026/0988 Submitted 5 May 2026 50 yards away

  Erection of outbuilding in rear garden of dwellinghouse.

  Granted Full applications 11 docs
  Small domestic

• 22 Bancroft Avenue, Hornsey, London, N2 0AS

  HGY/2024/2792 Submitted 10 Oct 2024 50 yards away

  Erection of single storey extension which extends beyond the rear wall of the original house by 6m, for which the maximum height would be 3m and for which the height of the eaves would be 3m

  Decided Prior approval Extension 10 docs
  Small domestic

• 20 Bancroft Avenue, Hornsey, London, N2 0AS

  HGY/2026/2471 Submitted 7 Sep 2026 50 yards away

  Certificate of lawfulness for the proposed rection of a new rear-side dormer extension, together with the installation of four front rooflights and two rear rooflights.

  Granted Lawful development Extension Loft or dormer 9 docs

• 42 Bancroft Avenue, Hornsey, London, N2 0AS

  HGY/2025/2242 Submitted 19 Aug 2025 50 yards away

  Non-Material Amendment application following a grant of planning permission HGY/2022/1115 in relation to the minor increase in height of the single storey element of the building, the slight increase of the height of the parapet of the two storey part of the building and the slight increase in height of the fence dividing the new section of garden from the host/donor garden. The increase from 4 to 7 and re-location of the solar panels .

  Refused Amendments 10 docs
  Small domestic

• 12 Bancroft Avenue, Hornsey, London, N2 0AS

  HGY/2023/0440 Submitted 14 Feb 2023 50 yards away

  Certificate of Lawfulness for proposed outbuilding

  Refused Lawful development 8 docs

• 23 Bancroft Avenue, Hornsey, London, N2 0AR

  HGY/2023/0401 Submitted 9 Feb 2023 50 yards away

  Certificate of lawfulness: proposed loft conversion comprising rear and side dormers.

  Granted Lawful development Loft or dormer 19 docs

• HGY/2026/1799 Awaiting decision

  14 Kingsley Place, Hornsey, London, N6 5EA

  The installation of 20 x 460W solar panels on the flat roof of 14 Kingsley Place, together with the routing of external heat-pump pipework over the flat roof.

  Received 8 Oct, published by the council 11 Oct 2026 Householder
• HGY/2026/1048 Granted

  18 Muswell Avenue, Hornsey, London, N10 2EG

  Erection of a single storey lower ground floor rear extension with roof terrace and associated landscaping works, insertion of rear ground floor door to proposed terrace, alterations and replacement of rear dormer glazing and first floor rear window, and alterations to front garage door and lower ground window.

  Received 15 May, published by the council 24 Jul 2026 Householder
• HGY/2026/2213 Awaiting decision

  2 Parkwood Mews, Hornsey, London, N6 5UR

  Convert the basement into a basement flat (retrospective application).

  Received 5 Oct, published by the council 11 Oct 2026 Householder
• HGY/2026/2541 Awaiting decision

  132 Vartry Road, Tottenham, London, N15 6HA

  Erection of a single storey rear/side extension, together with the installation of a Sukkah roof

  Received 5 Oct, published by the council 11 Oct 2026 Householder
• HGY/2026/2240 Granted

  40 Cholmeley Park, Hornsey, London, N6 5ER

  Installation of a new painted timber sash window to the existing side dormer on the north elevation of the property at second floor level.

  Received 10 Aug, published by the council 31 Aug 2026 Householder