Planning permission in Eastleigh
Most single-storey rear extensions within the national permitted development limits don't need planning permission in Eastleigh. The rules are stricter in its 8 conservation areas, where side extensions, two-storey extensions and loft dormers need permission. Check your address to see which rules apply.
Eastleigh at a glance
- Conservation areas
- 8
- Article 4 areas
- Not published
- Protected landscapes
- South Downs
- Planning decisions
- Eastleigh Borough Council
How many conservation areas are there in Eastleigh?
Eastleigh has 8 conservation areas. In a conservation area, permitted development rights are reduced: side extensions, two-storey extensions, loft dormers and cladding all need planning permission, and many councils add Article 4 directions on top.
- Bishopstoke
- Botley
- Bursledon Windmill
- Gaters Mill and Romill Close at West End
- Hamble
- Netley Abbey
- Old Bursledon
- Orchards Way, West End
Read more: extensions, loft dormers, garden rooms and solar panels in a conservation area.
Does Eastleigh have Article 4 directions?
Eastleigh hasn't published any Article 4 boundaries on planning.data.gov.uk. Most councils have at least one Article 4 direction, often in conservation areas, so check the council's website or ask its planning team before relying on permitted development.
What is an Article 4 direction?
Is any of Eastleigh in a national park, National Landscape or green belt?
- National park in or bordering Eastleigh: South Downs.
National parks and National Landscapes restrict permitted development in similar ways to conservation areas. Read more: extensions, loft dormers and garden rooms.
Listed buildings and protected trees in Eastleigh
Listed buildings everywhere in England are recorded by Historic England, and the checker looks for them at every address. Eastleigh doesn't publish listed building outlines, so where a listed building is recorded near an address, we ask the homeowner to check whether it's theirs.
Eastleigh doesn't publish its tree preservation orders as data. If there are mature trees near your project, ask the council whether any are protected before you start.
What planning data does Eastleigh publish?
| Data | Status | Records |
|---|---|---|
| Conservation area boundaries | Published | 8 |
| Article 4 direction boundaries | Not published | 0 |
| Listed building outlines | Not published | 0 |
| Tree preservation order areas | Not published | 0 |
| Protected trees | Not published | 0 |
Planning work on a home in Eastleigh? Put a pin on your house and we'll check it against all of this.
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Data from planning.data.gov.uk, published by Eastleigh Borough Council and national bodies under the Open Government Licence, last updated here on 30 October 2026. Eastleigh Borough Council website.