42 Harmood Street London NW1 8DP

This site has had 5 applications since 2022: 3 approved, 1 refused.

• 26-00229-HRET Awaiting decision

  42 Harmood Street London NW1 8DP

  Demolition of existing single-storey rear extension and erection of a full-width single-storey rear extension.

  Submitted 4 Mar 2026 Householder
• 2024/4768/P Granted

  42 Harmood Street London NW1 8DP

  Erection of single storey rear extension; raising ridge height of first floor rear closet wing; alterations to first floor rear window; installation roof lights to rear and closet wing roof slopes; installation of matching windows throughout.

  Decided 15 Jul 2025 Full applications
• 2023/1566/P Granted

  42 Harmood Street London NW1 8DP

  Erection of rear extensions at ground and first floors and rooflights to rear slope

  Decided 13 Sep 2023 Full applications
• 2021/4434/P Refused

  42 Harmood Street London NW1 8DP

  Rear extensions at ground and first floor level, insertion of rooflights to rear roofslope and closet wing.

  Decided 12 Apr 2022 Full applications

1. 6 Sep 2024

   Decision issued: No Objection to Works to Tree(s) in CA

2. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 6 September 2024, 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.

Applications for works to trees cover protected trees: consent under a tree preservation order, or six weeks notice for trees in a conservation area. More in our guide to planning application types.

• 42 Harmood Street London NW1 8DP

  2024/4768/P 50 yards away

  Erection of single storey rear extension; raising ridge height of first floor rear closet wing; alterations to first floor rear window; installation roof lights to rear and closet wing roof slopes; installation of matching windows throughout.

  Granted Full applications Extension Loft or dormer +2
  Small domestic

• 42 Harmood Street London NW1 8DP

  26-00229-HRET Submitted 4 Mar 2026 50 yards away

  88% historically approved · decision due ~18 Jun

  Demolition of existing single-storey rear extension and erection of a full-width single-storey rear extension.

  Awaiting decision Householder Extension Demolition
  Small domestic

• 42 Harmood Street London NW1 8DP

  2021/4434/P 50 yards away

  Rear extensions at ground and first floor level, insertion of rooflights to rear roofslope and closet wing.

  Refused Full applications Extension Loft or dormer

• 42 Harmood Street London NW1 8DP

  2023/1566/P 50 yards away

  Erection of rear extensions at ground and first floors and rooflights to rear slope

  Granted Full applications Extension Loft or dormer

• 38 Harmood Street London NW1 8DP

  2026/0522/T Submitted 10 Feb 2026 50 yards away

  REAR GARDEN: 1 x Sycamore (T1) - Crown lift to 1m above roof of adjacent property at approx. 8m from ground level.

  Granted Trees 4 docs

• Chalcot School Harmood Street London NW1 DP

  2012/6614/P 50 yards away

  Erection of a single storey extension to the main building on the south elevation, new gates and boundary treatment fronting Harmood Street, widening of the vehicular access, removal of grilles from windows and associated landscaping improvements to existing secondary school (Class D1).

  Granted Full applications Extension Windows or glazing
  Small domestic

• 2026/4010/T Awaiting decision

  Windmill Hill House Windmill Hill London NW3 6SJ

  REAR GARDEN: 1 x Bay (T1) - Fell to ground level.

  Received 16 Sep, published by the council 17 Sep 2026 Trees
• 2026/4005/T Awaiting decision

  1 Kidderpore Avenue London NW3 7SX

  REAR GARDEN: 1 x London Plane (T1) - Crown reduction by 3m in height bringing lateral growth to shape by 2m leaving the tree a standing height on 11m. 1 x Dead Tree (T4) - Fell to ground level. 1 x Magnolia (T5) - Crown reduction by 1.5m in height bringing lateral growth to shape by 0.5m leaving the tree a standing height of 3m. FRONT GARDEN: 1 x Plum (T2) - Crown reduction by 2m in height bringing lateral growth to shape by 1m, leaving the tree a standing height of 6m.

  Received 16 Sep, published by the council 17 Sep 2026 Trees
• 2026/4012/T Awaiting decision

  22 Lyndhurst Road London NW3 5NX

  FRONT GARDEN: 1 x Liquidambar (T1) - Reduce height by 2m and shape.

  Received 16 Sep, published by the council 17 Sep 2026 Trees
• 2026/4009/T Awaiting decision

  1 Kidderpore Avenue London NW3 7SX

  (TPO REF: 18H-T19) FRONT GARDEN: 1 x Yew (T3) - Reduce height by 2m, cutting back overhang to neighbouring garden by 0.5m & trimming round to neaten, leaving the tree a standing height of 5m.

  Received 16 Sep, published by the council 17 Sep 2026 Trees
• 2026/4011/T Awaiting decision

  10 Well Road London NW3 1LH

  (TPO REF: C33A-T4) FRONT GARDEN: 1 x Lime (T1) - Reduce to previous, most recent pruning points, (approx. 1m - 2m).

  Received 16 Sep, published by the council 17 Sep 2026 Trees