55, MARKSBURY AVENUE, RICHMOND, RICHMOND UPON THAMES, TW9 4JE

1. 11 Jul 2026

   Received by Richmond upon Thames

2. 26 Jul 2026

   Added to PlanIndex

3. 7 Aug 2026

   Decision issued: GPD Extension Approved

Richmond upon Thames granted permission on 7 August 2026, 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.

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.

• 55, MARKSBURY AVENUE, LONDON, UNITED KINGDOM, TW9 4JF

  PA26/1214 Submitted 7 Apr 2026 0m away

  Demolition of garage. Hip to gable and dormer roof extensions and front rooflights. Door to side elevation. Single storey rear extension.

  Granted Prior approval Extension Loft or dormer +1 9 docs
  Small domestic

• 57, Marksbury Avenue, Richmond, TW9 4JE

  PA25/3200 Submitted 16 Sep 2025 7m away

  Single-storey rear extension (6m depth, 4m height and 2.88m in height to eaves).

  Refused Prior approval Extension 12 docs
  Small domestic

• 49 Marksbury Avenue Richmond Richmond Upon Thames TW9 4JE

  05/0187/HOT Submitted 17 Jan 2005 29m away

  Demolition at ground floor level and erection of single storey side and rear extension.

  Refused Householder Extension Demolition 17 docs
  Small domestic

• 49 Marksbury Avenue Richmond Richmond Upon Thames TW9 4JE

  05/1609/HOT Submitted 31 May 2005 29m away

  Demolition of existing extension and garage. Erection of single storey side and rear extension.

  Granted Householder Extension Demolition 25 docs
  Small domestic

• 54 Marksbury Avenue Richmond TW9 4JF

  23/0483/PS192 Submitted 23 Feb 2023 49m away

  CONVERT ROOF FROM HIP TO GABLE AND NEW REAR DORMER. ROOFLIGHTS TO FRONT ELEVATION

  Withdrawn Prior approval Loft or dormer 15 docs

• 54 Marksbury Avenue Richmond TW9 4JF

  23/1039/ES191 Submitted 19 Apr 2023 49m away

  CONVERT ROOF FROM HIP TO GABLE AND NEW REAR DORMER. ROOFLIGHTS TO FRONT ELEVATION

  Granted Lawful development Loft or dormer 12 docs

• PA26/2560 Granted

  32 Fortescue Avenue Twickenham TW2 5LS

  Construction of a hip to gable and rear dormer roof extension, rooflights to front elevation and single storey rear extension

  23 Jul 2026 Prior approval
• PA26/3175 Awaiting decision

  146, Waldegrave Road, Teddington, TW11 8NA

  CONSTRUCTION OF HIP TO GABLE AND REAR DORMER EXTENSIONS,INSERTION OF ROOFLIGHTS,ONE OBSCURE GLAZED SIDE WINDOW AND ALTERATIONS TO THE SOIL VENT PIPE. RESUBMISSION OF PREVIOUS REFUSED APPLICATION REF. PA26/2122.

  14 Sep 2026 Prior approval
• PA26/2193 Refused

  5, The Hermitage, Richmond, TW10 6SH

  ASHP unit to rear flat roof, AOV (automatic opening vent) - flue to rear flat roof

  23 Jun 2026 Prior approval
• PA26/2454 Granted

  11 Collingwood Close Twickenham TW2 7AE

  Hip to gable and rear dormer roof extensions and insertion of 2x rooflights to the front roof slope.

  13 Jul 2026 Prior approval
• PA26/0893 Granted

  21, Gloucester Road, Twickenham, TW2 6NF

  PROPOSED OUT BUILDING TO BE USED FOR STORAGE, SUMMER HOUSE AND GYMNASIUM

  13 Mar 2026 Prior approval