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Marsh Brook 25 Newtown Copthorne Crawley West Sussex RH10 3LY

DM/26/0307Householder ApplicationApproved
Householder

Approved on 7 April 2026

Council decision: Permission3 conditions

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

Proposed single storey rear extension

Received
6 February 2026
Ward
Copthorne And Worth
  1. Received6 Feb
  2. Validated12 Feb
  3. Consult.
  4. Target9 Apr
  5. Decided7 Apr

Decided in 54 days (council typically 49)

About this application

This is a full planning application for a single storey rear extension at Marsh Brook 25 Newtown Copthorne Crawley West Sussex RH10 3LY. Mid Sussex has handled 2,577 applications of this type. This one was decided in 60 days, 11 days longer than Mid Sussex's typical decision time. There has been 1 other application at this address. In the past year there have been 53 applications across Copthorne And Worth. We hold 881 applications in total for the RH10 postcode area.

94% of full applications at Mid Sussex District Council were approved. Across all application types, the council typically decides in about 7 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
RH10 3LY
Application type
Householder Application
Scale / size
Small
Parish
Worth

Planning application dates

Date validated
12 February 2026
Target decision date
9 April 2026

Applicant and agent

Agent address
Ellisdon Architectural Associates Woggo Hophurst Hill Crawley Down RH10 4LP

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-14674566
Documents
13

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 3: High probability (rivers and sea)Part of the site

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

Possibly incomplete for this council: tree preservation orders.

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.

Associated applications

  1. 2026
    6 Feb

    Proposed loft conversion with rear dormer and front roof widows.

    ApprovedLawful Development Certificate -ProposedFiled alongsideDM/26/0306
  2. 2026
    6 Feb

    Proposed single storey rear extension

    This applicationApprovedFullDM/26/0307

Source: Mid Sussex

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