26 Dellney Avenue Haywards Heath West Sussex RH16 3ND
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
Construction of a single storey rear extension
- Received
- 12 February 2026
- Decision due
- 9 April 2026
- Council
- Mid Sussex District Council
- Ward
- Haywards Heath - Bentswood And Heath
- ReceivedReceived12 Feb
- ValidatedValidated12 Feb
- Consult.Consultation
- TargetTarget Date9 Apr
- DecidedDecided
Have your say
About this application
This is an outline application for a single storey rear extension at 26 Dellney Avenue Haywards Heath West Sussex RH16 3ND. Mid Sussex has handled 485 applications of this type. It has been with the council since 12 February 2026 and is still awaiting a decision. There are no previous applications recorded at this address. In the past year there have been 58 applications across Haywards Heath - Bentswood And Heath. We hold 995 applications in total for the RH16 postcode area.
90% of outline 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
- RH16 3ND
- Application type
- Lawful Development Certificate -Proposed
- Scale / size
- Small
- Parish
- Haywards Heath
Planning application dates
- Date validated
- 12 February 2026
Planning decision
- Statutory period
- 56 days
Additional information
- Planning Portal ID
- PP-14698779
- Documents
- 7
Site constraints
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. 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.
Source: Mid Sussex
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Around this site
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For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Lock Assist Limited0.1 mi
- Reeds Electrical & Safety LtdElectrician0.1 mi
- Apex Windows & Contractors LtdWindow & Door Installer0.3 mi
- InsideOut Home and Garden Improvements LtdDrive & Patio ContractorsFence Installers0.3 mi
Planning something similar?
See what the council approved and refused for single-storey rear extensions on your street. Pick your home and get the evidence before you pay for drawings.