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19 Cowley Hill Lane St Helens WA10 2AF

P/2025/0511/CLPCertificate of Lawfulness: ProposedAwaiting decision
Outline / PiP
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

Certificate of lawfulness for proposed change of use from dwellinghouse (C3) to 6-bedroom HMO (C4) along with a rear dormer extension and Insertion of 2no proposed roof lights to front facing roof slope.

Received
3 September 2025
Decision due
29 October 2025
Ward
Windle Ward
Agent
Portfolio Architects Ltd
  1. Received3 Sep
  2. Validated3 Sep
  3. Consult.
  4. Target29 Oct
  5. Decided

Have your say

Comment on the council's siteDocuments (7)

About this application

This is an outline application for a dormer extension at 19 Cowley Hill Lane St Helens WA10 2AF. St Helens has handled 441 applications of this type. It has been with the council since 3 September 2025 and is still awaiting a decision. The site is in 1 listed building nearby. There are no previous applications recorded at this address. In the past year there have been 34 applications across Windle Ward. We hold 825 applications in total for the WA10 postcode area.

88% of outline applications at St Helens 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.Planning something similar? See what gets approved on your street

Application details

Postcode
WA10 2AF
Application type
Certificate of Lawfulness: Proposed
Scale / size
Small

Planning application dates

Date validated
3 September 2025

Applicant and agent

Agent
Portfolio Architects Ltd
Architect profile
PORTFOLIO ARCHITECTS LTD
Agent address
16 (First Floor) Victoria Road Tamworth B79 7HL

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-14250324
Comments
0
Documents
7
Constraints
6

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)

Not published by this council, so not checked: Article 4 directions and tree preservation orders. Ask the council if these matter.

Also checked, none recorded (22)

flood storage areas, conservation areas, listed buildings, 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: St Helens

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