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20 Water Street Thornton L23 1TD

DC/2025/00647Householder applicationApproved
Householder

Approved on 8 July 2025

Council decision: Approve with ConditionsDelegated (officer decision)

Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Erection of a single storey extension to the rear and a single storey extension to the front/side of the dwellinghouse, following demolition of existing rear conservatory and front porch. Proposed porch extension to the front elevation and proposed ground floor rear extension after the demolition of an existing conservatory and existing porch.

Received
17 April 2025
Decision level
Delegated (officer decision)
Ward
Manor Ward
Agent
Whiteside Building Design Ltd
  1. Received17 Apr
  2. Validated17 Apr
  3. Consult.
  4. Target
  5. Decided8 Jul

Decided in 82 days (council typically 56)

About this application

This is a full planning application for demolition at 20 Water Street Thornton L23 1TD. Sefton has handled 1,804 applications of this type. This one was decided in 82 days, 4 weeks longer than Sefton's typical decision time. The site is in 2 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 49 applications across Manor Ward. We hold 341 applications in total for the L23 postcode area.

95% of full applications at Sefton Metropolitan Borough Council were approved. Across all application types, the council typically decides in about 8 weeks (median).

Based on decided applications received in the last 3 years.See what's approved near your address

Application details

Postcode
L23 1TD
Application type
Householder application
Scale / size
Small
Parish
Thornton Parish Council

Planning application dates

Date validated
17 April 2025

Applicant and agent

Agent
Whiteside Building Design Ltd
Architect profile
WHITESIDE BUILDING DESIGN LIMITED
Agent address
47A Freshfield Road Formby Liverpool L37 3HL

Additional information

Documents
5

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (24)

flood storage areas, conservation areas, listed buildings, Article 4 directions, tree preservation orders, 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: Sefton

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