16 Erncroft Way Twickenham TW1 1DA

1. 12 Aug 2026

   Received by Richmond upon Thames

2. 25 Aug 2026

   Validated

   Checked as complete and ready for consideration.

3. 2 Sep 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 20 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 46 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 56 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.

• All Hallows Church Hall Erncroft Way Twickenham TW1 1DA

  22/3759/FUL Submitted 22 Dec 2022 50 yards away

  'Internal and external refurbishment including conversion of first floor storage area into a meeting room, cladding of the front west and side elevations, new heating system with potential renewables including PVs to the roof, new pedestrian and vehicular gates to the site entrance from Erncroft Way, new cycle storage, refuse storage enclosure and attenuated acoustic enclosure for a new air source heat pump.

  Granted Full applications 24 docs

• All Hallows Church Hall, Erncroft Way, Twickenham

  PA25/3799 Submitted 23 Oct 2025 50 yards away

  Details pursuant to condition U0152535 - construction management statement of planning approval 22/3759/FUL.

  Granted Conditions 6 docs

• 21 Erncroft Way Twickenham TW1 1DA

  PA26/0095 Submitted 12 Jan 2026 50 yards away

  Hip to gable roof extension with rear roof slope dormer and rooflights to the front roof slope.

  Granted Prior approval Extension Loft or dormer 11 docs

• 21 Erncroft Way Twickenham TW1 1DA

  PA26/0094 Submitted 11 Jan 2026 50 yards away

  Ground floor side and rear elevation extension, with part pitched and part flat roof.

  Granted Householder Extension 16 docs
  Domestic

• 36 Lime Grove Twickenham Richmond Upon Thames TW1 1EL

  05/2500/HOT Submitted 16 Aug 2005 50 yards away

  Proposed Hip to Gable Loft Extension With Rear Dormer.

  Granted Householder Extension Loft or dormer 4 docs
  Domestic

• 36 Lime Grove Twickenham Richmond Upon Thames TW1 1EL

  05/1707/HOT Submitted 1 Jun 2005 50 yards away

  Proposed Loft Extension With Rear Dormer.

  Refused Householder Extension Loft or dormer 5 docs
  Domestic

• PA26/2361 Refused

  11, Waterloo Place, Richmond, TW9 1EB

  Single storey rear extension to replace existing rear extension.

  Received 6 Jul, published by the council 26 Jul 2026 Householder
• PA26/2869 Refused

  60, Castelnau, London, SW13 9EX

  Improvements to the front elevation, replacement of the coach house, replacement of the rear extensions, first and second floor rear extension and new basement excavation.

  Received 18 Aug, published by the council 23 Aug 2026 Householder
• PA26/2821 Granted

  192A, Sheen Lane, London, SW14 8LF

  Alterations to the existing dwelling, including enlarging existing window and door openings, replacement windows and doors, new rooflight openings, replacement rooflights in existing openings, rendering the external brickwork, installation of an air source heat pump, air conditioning unit and photovoltaic panels, installation of woodburner flue, removal of the brick chimney stack at roof level and replacement of a brick garden wall with a timber screen.

  Received 13 Aug, published by the council 23 Aug 2026 Householder
• PA26/2256 Refused

  36A Cambridge Park Twickenham TW1 2JU

  Erection of a detached domestic garage to serve the existing dwelling, positioned toward the front/side of the plot and associated frontage boundary alterations including replacement wall/fence/hedging treatment.

  Received 29 Jun, published by the council 23 Aug 2026 Householder
• PA26/2671 Granted

  30, The Avenue, Twickenham, TW1 1RY

  Demolition of garage, ground floor rear extension, ground floor side extension, new conservation rooflights to main roof and removal of one window.

  Received 31 Jul, published by the council 6 Aug 2026 Householder