20, Sherringham Avenue, London, N17 9RN

1. 29 Jun 2021

   Received by Haringey

2. 4 Aug 2021

   Decision issued: Not Required

3. 15 Aug 2026

   Added to PlanIndex

Haringey has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. 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.

• 40, Seymour Avenue, London, N17 9EB

  HGY/2021/2436 Submitted 15 Jul 2021 72m away

  Rear dormer / outrigger roof extension and front roof lights (Certificate of lawfulness)

  Granted Lawful development Extension Loft or dormer 7 docs

• 1 Thackeray Avenue, Tottenham, London, N17 9DT

  HGY/2026/0986 Submitted 7 Apr 2026 94m away

  Certificate of lawfulness for the erection of a rear dormer and roof extension including the insertion of 2x front and 1x rear rooflights - proposed use

  Granted Lawful development Extension Loft or dormer 6 docs

• 49 Thackeray Avenue, Tottenham, London, N17 9DT

  HGY/2026/1063 Submitted 15 Apr 2026 94m away

  Certificate of lawfulness (proposed) for the erection of a rear dormer and roof extension including the insertion of 2x front and 1x rear rooflight

  Granted Lawful development Extension Loft or dormer 8 docs

• 37, Thackeray Avenue, London, N17 9DT

  HGY/2021/2412 Submitted 1 Sep 2021 94m away

  Certificate of lawfulness: Loft and ground floor infill extension at rear with 2 roof windows at the front

  Decided Lawful development Extension Windows or glazing 14 docs

• Mulberry Primary School, Parkhurst Road, Tottenham, London, N17 9RB

  HGY/2026/0797 Submitted 20 Mar 2026 114m away

  Window replacement with like-for-like materials, Flat roof overlays/replacement. Replacement of polycarbonate roof to external walkway, Localised repairs to pitched tiled roofs, External repairs to brickwork, stonework, defective pointing, rainwater gutters/downpipes.

  Granted Full applications Windows or glazing 33 docs

• 1 Rosebery Avenue, Tottenham, London, N17 9RY

  HGY/2026/1587 Submitted 16 Jun 2026 114m away

  83% historically approved · decision due ~11 Aug

  Change of Use from 3 bed single dwelling (use class C3) to 3 bed house of Multiple Occupation (HMO - Use Class C4) for a maximum of 3 occupants.

  Awaiting decision Full applications 5 docs
  Domestic

• HGY/2026/2330 Awaiting decision

  117 Crowland Road, Tottenham, London, N15 6UR

  Erection of single storey extension which extends beyond the rear wall of the original house by 6m, for which the maximum height would be 2.9m and for which the height of the eaves would be 2.9m

  2 Sep 2026 Prior approval
• HGY/2026/2412 Awaiting decision

  34 Crowland Road, Tottenham, London, N15 6UT

  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

  28 Aug 2026 Prior approval
• HGY/2026/2176 Decided

  19 Homecroft Road, Wood Green, London, N22 5EL

  Erection of single storey extension which extends beyond the rear wall of the original house by 5m, for which the maximum height would be 3.5m and for which the height of the eaves would be 3m

  31 Jul 2026 Prior approval
• HGY/2026/2355 Awaiting decision

  16 Elm Park Avenue, Tottenham, London, N15 6AT

  Erection of single storey extension which extends beyond the rear wall of the original house by 6m, for which the maximum height would be 3.5m and for which the height of the eaves would be 3m

  21 Aug 2026 Prior approval
• HGY/2026/1945 Decided

  132 Vartry Road, Tottenham, London, N15 6HA

  Erection of single storey extension which extends beyond the rear wall of the original house by 6m, for which the maximum height would be 3.5m and for which the height of the eaves would be 3m

  9 Jul 2026 Prior approval