20 Ash Grove Staines-upon-Thames TW18 1JD

1. 18 Mar 2026

   Received by Spelthorne

2. 7 Apr 2026

   Validated

   Checked as complete and ready for consideration.

3. 30 Jul 2026

   Added to PlanIndex

4. 10 Sep 2026

   Decision issued

5. 10 Sep 2026

   Status changed to Decided (Refused)

   Previously Awaiting decision.

Spelthorne has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

The published feed does not state which type of application this is; the register entry on Spelthorne's portal will say. Our guide explains the common types.

• Matthew Arnold County Secondary School Kingston Road Staines-Upon-Thames TW18 1PE

  18/01084/DCE2 Submitted 15 Dec 2020 45m away

  Discharge Condition 11 - drainage details

  Granted Conditions 6 docs

• 11 Ash Grove Staines-upon-Thames TW18 1JE

  19/01526/PDH Submitted 11 Nov 2019 62m away

  Prior Approval Notification for a single storey rear extension measuring 4 metres in depth beyond the rear wall of the original dwellinghouse measuring a maximum height of 3 metres and a height to the eaves of 2.85 metres. (As shown on plans: Location plan, RSJ/19/E100, RSJ/19/P100 received on 11.11.2019)

  Granted Prior approval Extension 7 docs
  Small domestic

• 11 Ash Grove Staines-upon-Thames TW18 1JE

  26/00318/CPD Submitted 26 Mar 2026 65m away

  Certificate of Lawfulness for proposed single storey outbuilding following removal of existing timber shed

  Granted Lawful development 6 docs
  Small domestic

• 4 Ash Grove Staines-upon-Thames TW18 1JD

  21/00919/CPD Submitted 1 Jun 2021 78m away

  Certificate of Lawfulness for the proposed development of loft alterations to include a hip to gable alteration, a rear facing dormer with Juliet Balcony, 3 no. roof lights within the front roof slope.

  Granted Lawful development Loft or dormer 20 docs

• 50 Hurstdene Avenue Staines-upon-Thames TW18 1JQ

  21/01179/HOU Submitted 19 Jul 2021 99m away

  Erection of a part first floor side extension and part two storey part single storey rear extension along the erection of an infill single storey front porch.

  Granted Householder Extension 14 docs
  Small domestic

• 31 Hazel Grove Staines-upon-Thames TW18 1JJ

  26/00328/HOU Submitted 30 Mar 2026 121m away

  Proposed single storey rear/side extension

  Granted Householder Extension 8 docs
  Small domestic