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177 The Avenue Sunbury-on-Thames TW16 5EH

25/01540/HOUApproved

Approved on 16 April 2026

Council decision: Grant Conditional4 conditions

Site boundary (council red line)

Proposal

Part-retrospective permission for the erection of a conservatory, alterations to front porch, and changes to fenestration and rear juliet balconies.

Received
23 December 2025
  1. Received23 Dec
  2. Validated5 Jan
  3. Consult.
  4. Target
  5. Decided16 Apr

Decided in 101 days

About this application

This is a planning application for a porch at 177 The Avenue Sunbury-on-Thames TW16 5EH. Spelthorne has handled 2,770 applications of this type. This one was decided in 101 days, 6 weeks longer than Spelthorne's typical decision time. There have been 2 other applications at this address. We hold 329 applications in total for the TW16 postcode area.

Application details

Postcode
TW16 5EH

Planning application dates

Date validated
5 January 2026

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Tree Preservation Order: TPO030SUNPart of the site
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)

flood storage areas, conservation areas, listed buildings, Article 4 directions, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Source: Spelthorne

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