Two-storey extensions in Soham
Planning a bigger home in Soham? Compare extension types and guide prices below, then book a free site visit.
Soham at a glance
- Postcode districts
- CB7
- Area
- Cambridgeshire, England
- Price region
- East of England
- Nearest towns
- Ely (5.4 miles), Newmarket (6.9 miles), Mildenhall (7.4 miles), Cambridge (13.2 miles)
- Distance to Peterborough
- about 29.6 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.
We cover postcode district CB7 in and around Soham, along with neighbouring Ely, Newmarket and Mildenhall.
Extensions available in Soham
Two-storey rear extensions
Our East of England guide starts at £57,500 for this type.
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Two-storey side extensions
From £88,500 in Soham. Free visit to firm it up.
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Two-storey wraparound extensions
From £124,000 in Soham. Free visit to firm it up.
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Part single, part two-storey extensions
Soham guide price from £74,000, Standard spec.
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Extensions over a garage
Soham guide price from £32,500, Standard spec.
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First-floor extensions
Soham guide price from £26,000, Standard spec.
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Two-storey extensions for semi-detached houses
For homes in Soham: typical guide from £57,500.
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Two-storey extensions for detached houses
From £88,500 in Soham. Free visit to firm it up.
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Kitchen extensions with bedrooms above
Soham guide price from £57,500 (before kitchen units), Standard spec.
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Extra bedroom and en-suite extensions
Design, approvals and build for Soham homes. Guide from £57,500 (plus en-suite).
Learn moreWhich type suits your house?
Which type suits your house in Soham depends mostly on where you have room. A deep garden points to a rear extension; space beside the house points to a side or over-garage extension; a house that already has a single-storey extension can often take a first floor on top.
Also available in Cambridgeshire
- 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 Soham
Soham 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 Soham
Do you cover Soham?
Yes. We cover Soham (CB7) and the surrounding area, including Ely and Newmarket. The first site visit is free.
What does a two-storey extension cost in Soham?
Using our East of 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 £57,500–£78,000 including VAT. An extension over a garage is about £32,500–£47,500.
Which other places near Soham do you cover?
Everywhere around it, including Ely (5.4 miles), Newmarket (6.9 miles) and Mildenhall (7.4 miles), and the rest of Cambridgeshire.