64 FIRST AVENUE MORTLAKE LONDON SW14 8SR

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

• PA26/2227 Refused

  64 First Avenue Mortlake London SW14 8SR

  The demolition of the existing ground floor rear extension, construction of replacement ground floor rear extension, new roof extension to existing flat roof of first floor outrigger with juliet balcony, and replacement windows to the rear of the property.

  Decided 18 Aug 2026 Householder

1. 4 Sep 2026

   Received by Richmond upon Thames

2. 8 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 30 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Richmond upon Thames took a median of 45 days over the applications it decided in the last year.

This application is with Richmond upon Thames for determination, against a statutory target of eight weeks. Over the last year Richmond upon Thames decided householder applications in a median of 55 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 First Avenue Mortlake London SW14 8SR

  PA26/2227 Submitted 24 Jun 2026 3m away

  The demolition of the existing ground floor rear extension, construction of replacement ground floor rear extension, new roof extension to existing flat roof of first floor outrigger with juliet balcony, and replacement windows to the rear of the property.

  Refused Householder Extension Roofing +2 12 docs
  Domestic

• 66 First Avenue Mortlake London SW14 8SR

  24/2268/HOT Submitted 10 Sep 2024 6m away

  The proposed works relate to alterations to the rear glazing and glass roof of the existing ground floor side infill extension and the erection of a rear dormer extension at loft level above the two-storey rear outrigger to a terraced house.

  Refused Householder Extension Loft or dormer +1 22 docs
  Domestic

• 85 Second Avenue Mortlake Richmond Upon Thames SW14 8QF

  05/2477/HOT Submitted 15 Aug 2005 29m away

  Single storey rear extension (amendment to extension already approved).

  Granted Householder Extension 6 docs
  Small domestic

• 65 First Avenue Barnes Richmond Upon Thames SW14 8SP

  05/1304/HOT Submitted 27 Apr 2005 30m away

  Loft extension with rear dormer

  Refused Householder Extension Loft or dormer 6 docs
  Domestic

• 65 First Avenue Mortlake Richmond Upon Thames SW14 8SP

  06/0383/PS192 Submitted 7 Feb 2006 30m away

  Proposed loft conversion with dormer.

  Granted Prior approval Loft or dormer 7 docs

• 53 First Avenue Mortlake London SW14 8SP

  PA26/1703 Submitted 18 May 2026 44m away

  Part demolition of rear lean-to roof and outrigger, and replacement single storey rear and side infill extension

  Granted Householder Extension Demolition 14 docs
  Small domestic

• PA26/2452 Refused

  50 Fairfax Road Teddington TW11 9BZ

  Roof extension to create additional loft storey. Increase in height to eaves and ridge to part of existing roof.

  13 Jul 2026 Householder
• PA26/3057 Awaiting decision

  23, Manderlea, The Avenue, Hampton, TW12 3RN

  Single storey rear extension, single storey side extension, and the installation of an air conditioning unit

  3 Sep 2026 Householder
• PA26/3068 Awaiting decision

  27 Ranelagh Avenue Barnes London SW13 0BL

  Single storey side return with a sloping rooflight. Incl replacement windows throughout.

  3 Sep 2026 Householder
• PA26/3067 Awaiting decision

  27 Ranelagh Avenue Barnes London SW13 0BL

  Rear mansard roof extension.

  3 Sep 2026 Householder
• PA26/2219 Granted

  80, St James's Avenue, Hampton Hill, Hampton, TW12 1HN

  Single Storey Side and Rear extension

  24 Jun 2026 Householder