Two-storey extensions in Heysham
Everything for a two-storey extension in Heysham, in one place: types, guide prices for North West England, the approval rules in England and how to get started.
Heysham at a glance
- Postcode districts
- LA3
- Area
- Lancashire, England
- Price region
- North West England
- Nearest towns
- Morecambe (2.1 miles), Lancaster (3.8 miles), Fleetwood (9.5 miles), Grange-over-Sands (9.9 miles)
- Distance to Preston
- about 20.9 miles
- Approvals
- Two-storey rear: up to 3 m deep and 7 m from the rear boundary under permitted development. Side, wraparound and front: planning permission.
Heysham sits about 20.9 miles from Preston. Closer to home, Morecambe is 2.1 miles away and Lancaster 3.8 miles.
Extensions available in Heysham
Two-storey rear extensions
Design, approvals and build for Heysham homes. Guide from £53,000.
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Two-storey side extensions
Our North West England guide starts at £82,000 for this type.
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Two-storey wraparound extensions
Our North West England guide starts at £114,500 for this type.
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Part single, part two-storey extensions
Design, approvals and build for Heysham homes. Guide from £68,500.
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Extensions over a garage
From £30,000 in Heysham. Free visit to firm it up.
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First-floor extensions
For homes in Heysham: typical guide from £24,000.
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Two-storey extensions for semi-detached houses
Design, approvals and build for Heysham homes. Guide from £53,000.
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Two-storey extensions for detached houses
Design, approvals and build for Heysham homes. Guide from £82,000.
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Kitchen extensions with bedrooms above
Heysham guide price from £53,000 (before kitchen units), Standard spec.
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Extra bedroom and en-suite extensions
Heysham guide price from £53,000 (plus en-suite), Standard spec.
Learn moreWhich type suits your house?
Rear and side extensions suit most semi-detached and detached houses with room around them. Terraced and town-centre homes can take a two-storey extension too, with more care over neighbours, light and access.
Also available in Lancashire
- Two-storey front extensions
- Two-storey extensions for end-of-terrace houses
- Two-storey annexe extensions
- Garage conversions with a room above
- Two-storey extension plans and drawings
- Planning permission for two-storey extensions
- Structural engineering for two-storey extensions
- Building regulations for two-storey extensions
- Party wall notices for extensions
- Design and build two-storey extensions
Rules for Heysham
Heysham is in England. Two-storey rear: up to 3 m deep and 7 m from the rear boundary under permitted development. Side, wraparound and front: planning permission. Householder planning application: £548 (or £575 for applications made from 8 December 2026). Lawful development certificate: £274 (about £288 for applications from 8 December 2026). Councils should decide householder applications within 8 weeks of validation.
The full England rules explained
Questions about extensions in Heysham
Do you cover Heysham?
Yes. We cover Heysham (LA3) and the surrounding area, including Morecambe and Lancaster. The first site visit is free.
What does a two-storey extension cost in Heysham?
Using our North West England guide, a two-storey rear extension with a 4 m × 3.5 m footprint on two floors (28 m² of new floor space) is about £53,000–£72,000 including VAT. An extension over a garage is about £30,000–£43,500.
Which other places near Heysham do you cover?
Everywhere around it, including Morecambe (2.1 miles), Lancaster (3.8 miles) and Fleetwood (9.5 miles), and the rest of Lancashire.