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148 Portland Street Southport PR8 6RB

DC/2026/00210Householder applicationApproved
Householder

Approved on 2 April 2026

Council decision: Approve with ConditionsDelegated (officer decision)3 conditions

Site boundary (council red line)

Proposal

Proposed single storey rear extension with flat roof. New external wall insulation to the side and rear elevations with render finish to match existing.

Received
9 February 2026
Decision level
Delegated (officer decision)
Ward
Kew Ward
Agent
Astonwood Architectural Design
  1. Received9 Feb
  2. Validated9 Feb
  3. Consult.
  4. Target
  5. Decided2 Apr

Decided in 52 days (council typically 56)

About this application

This is a full planning application for a single storey rear extension at 148 Portland Street Southport PR8 6RB. Sefton has handled 1,804 applications of this type. This one was decided in 52 days, 4 days quicker than Sefton's typical decision time. There are no previous applications recorded at this address. In the past year there have been 47 applications across Kew Ward. We hold 1,090 applications in total for the PR8 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
PR8 6RB
Application type
Householder application
Scale / size
Small

Planning application dates

Date validated
9 February 2026

Applicant and agent

Applicant
Private applicant
Agent
Astonwood Architectural Design
Agent address
Astonwood 12, Broadway Leyland PR25 3EH

Planning decision

Case officer
Christine Griffiths

Additional information

Documents
7

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Article 4 direction: Southport HMO
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)

flood storage areas, conservation areas, listed buildings, 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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