11 Castello Avenue London SW15 6EA

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

• 2026/1243 Refused

  11 Castello Avenue London SW15 6EA

  Alterations including erection of a roof extension to main rear roof, and erection of part single storey, part two storey rear extensions.

  Decided 9 Jul 2026 Householder

1. 30 Mar 2026

   Received by Wandsworth

2. 20 Apr 2026

   Validated

   Checked as complete and ready for consideration.

3. 10 Jul 2026

   Decision issued: Refuse

4. 29 Jul 2026

   Added to PlanIndex

Wandsworth refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

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.

• 11 Castello Avenue London SW15 6EA

  2026/1243 Submitted 30 Mar 2026 50 yards away

  Alterations including erection of a roof extension to main rear roof, and erection of part single storey, part two storey rear extensions.

  Refused Householder Extension 23 docs
  Small domestic

• 7 Castello Avenue SW15 6EA

  2026/2675 Submitted 28 Jul 2026 50 yards away

  Alterations including replacement of existing roof to the rear/side extension and replacement and resizing of the existing door on rear extension. Installation of replacement aluminium windows and doors to all elevations.

  Granted Extension Windows or glazing

• 8 Castello Avenue SW15 6EA

  2025/4457 Submitted 10 Dec 2025 50 yards away

  Variation of condition 2 (in accordance with approved drawings) pursuant to planning permission dated 04/11/2025 ref 2025/2824 (Alterations including enlargement of existing dormers on the north, west and south-facing roof slopes. Relocation of existing skylight on the southern roof slope and installation of a new skylight to the northern roof slope. Changes to the main pitched roof with additional rooflight. Installation of solar panels) to allow increase to the overall width of the side dormer on northern elevation

  Refused Amendments Loft or dormer 7 docs

• 8 Castello Avenue SW15 6EA

  2021/3073 Submitted 28 Jun 2021 50 yards away

  Alterations including erection of a single storey side infill extension and installation of replacement window with door in main side elevation.

  Granted Householder Extension Windows or glazing 12 docs
  Small domestic

• 14 Castello Avenue SW15 6EA

  2026/0038 Submitted 5 Jan 2026 50 yards away

  87% historically approved · decision due ~9 Mar

  Rear left hand side Birch - Reduce in height by 2-3m and sides to balance Rear right hand side Himalayan Musk - Remove first low limb growing towards house and 40% crown thin of remainder of tree

  Awaiting decision Trees 2 docs

• 14 A Genoa Avenue SW15 6DY

  2021/2186 Submitted 7 May 2021 100 yards away

  Erection of single storey outbuilding in rear garden.

  Granted Householder 11 docs
  Small domestic

• 2025/3832 Refused

  9 Frensham Drive SW15 3EB

  Alterations including erection of mansard roof extension to main rear roof including raising the ridge by 200mm and erection of single-storey rear extension. Formation of roof terrace at first floor level with 1.7m high screen surround.

  Received 24 Oct, published by the council 29 Jul 2026 Householder
• 2026/3241 Withdrawn

  2 Brightwell Crescent SW17 9AE

  Removal of existing fence andf stub trunks of trees and the erection of a new fence with new landscaping.

  Received 10 Sep, published by the council 21 Sep 2026 Householder
• 2026/0948 Granted

  40 Wakehurst Road SW11 6BY

  Excavation to create an enlarge basement including formation of front and rear lightwells with grille over front lightwell.

  Received 10 Mar, published by the council 29 Jul 2026 Householder
• 2026/0923 Granted

  42 A Bickersteth Road SW17 9SQ

  Alterations including erection of mansard roof extension to main rear roof (with French doors and safety railings) and extension above part of two-storey back addition; Formation of roof terrace above two-storey back addition with 1.7m high screen surround. Installation of an external spiral staircase from first floor level to ground floor level.

  Received 9 Mar, published by the council 29 Jul 2026 Householder
• 2026/3222 Withdrawn

  21 Gaskarth Road SW12 9NN

  Erection of an extension to the main rear roof to provide access to a proposed roof terrace with a 1.7m high screen surround above part of the three-storey back addition.

  Received 9 Sep, published by the council 10 Sep 2026 Householder