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8 The Avenue Worthing West Sussex BN12 6HH

AWDM/1589/25General Permitted Development ExtensionsApproved
Outline / PiP

Approved on 27 January 2026

Council decision: Prior Approval Not RequiredDelegated (officer decision)

Proposal

Householder application for permitted development for prior approval for single storey extension to rear of property measuring 6m from rear wall of the original dwelling, maximum height 3.4m and height of eaves of the extension 3m

Received
22 December 2025
Decision level
Delegated (officer decision)
Ward
Castle
Agent
Blackstone Architects Ltd
  1. Received22 Dec
  2. Validated23 Dec
  3. Consult.26 Jan
  4. Target3 Feb
  5. Decided27 Jan

Decided in 35 days (council typically 56)

About this application

This is an outline application for an extension at 8 The Avenue Worthing West Sussex BN12 6HH. Adur and Worthing has handled 349 applications of this type. This one was decided in 36 days, 3 weeks quicker than Adur and Worthing's typical decision time. The site is in a conservation area. There has been 1 other application at this address. In the past year there have been 25 applications across Castle. We hold 852 applications in total for the BN12 postcode area.

96% of outline applications at Adur District 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
BN12 6HH
Application type
General Permitted Development Extensions
Scale / size
Small

Planning application dates

Date validated
23 December 2025
Consultation expiry
26 January 2026
Neighbour consultation start
5 January 2026
Neighbour consultation end
26 January 2026
Last date for comments
26 January 2026
Target decision date
3 February 2026
Permission expires
27 January 2026

Applicant and agent

Applicant
Private applicant
Agent
Blackstone Architects Ltd
Architect profile
BLACKSTONE ARCHITECTS LIMITED
Agent address
167-169 Great Portland Street 5th Floor, London London W1W 5PF United Kingdom

Planning decision

Case officer
Tom Westerman
Statutory period
42 days

Additional information

Planning Portal ID
PP-14540285
Documents
9

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations at the address point. Ones next to the site may also apply.

  • 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: Adur and Worthing

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