Two-storey extensions in Canford Heath
Homeowners in Canford Heath can use us for the whole project or just the drawings and approvals. Start with a free visit.
Canford Heath at a glance
- Postcode districts
- BH11 and BH17
- Area
- Dorset, England
- Price region
- South West England
- Nearest towns
- Broadstone (1.2 miles), Parkstone (1.8 miles), Wimborne Minster (2.3 miles), Poole (2.6 miles)
- Distance to Bournemouth
- about 4.4 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 districts BH11 and BH17 in and around Canford Heath, along with neighbouring Broadstone, Parkstone and Wimborne Minster.
Extensions available in Canford Heath

Two-storey rear extensions
Design, approvals and build for Canford Heath homes. Guide from £57,500.
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Two-storey side extensions
Design, approvals and build for Canford Heath homes. Guide from £88,500.
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Two-storey wraparound extensions
For homes in Canford Heath: typical guide from £124,000.
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Part single, part two-storey extensions
Canford Heath guide price from £74,000, Standard spec.
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Extensions over a garage
Canford Heath guide price from £32,500, Standard spec.
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First-floor extensions
From £26,000 in Canford Heath. Free visit to firm it up.
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Two-storey extensions for semi-detached houses
From £57,500 in Canford Heath. Free visit to firm it up.
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Two-storey extensions for detached houses
From £88,500 in Canford Heath. Free visit to firm it up.
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Kitchen extensions with bedrooms above
Guide from £57,500 (before kitchen units) in Canford Heath, including VAT.
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Extra bedroom and en-suite extensions
From £57,500 (plus en-suite) in Canford Heath. Free visit to firm it up.
Learn moreWhich type suits your house?
Rear, side, wraparound or over the garage: each adds space in a different way. For most houses in Dorset, one or two of these will clearly suit the plot better than the rest, and we'll tell you which.
Also available in Dorset
- 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 Canford Heath
Canford Heath 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 Canford Heath
Do you cover Canford Heath?
Yes. We cover Canford Heath (BH11 and BH17) and the surrounding area, including Broadstone and Parkstone. The first site visit is free.
What does a two-storey extension cost in Canford Heath?
Using our South 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 £57,500–£78,000 including VAT. An extension over a garage is about £32,500–£47,500.
Which other places near Canford Heath do you cover?
Everywhere around it, including Broadstone (1.2 miles), Parkstone (1.8 miles) and Wimborne Minster (2.3 miles), and the rest of Dorset.