Two-storey extensions in Wilmslow
Everything for a two-storey extension in Wilmslow, in one place: types, guide prices for North West England, the approval rules in England and how to get started.
Wilmslow at a glance
- Postcode districts
- SK9
- Area
- Cheshire, England
- Price region
- North West England
- Nearest towns
- Bramhall (3.4 miles), Cheadle Hulme (3.7 miles), Hale Barns (4.4 miles), Poynton (5 miles)
- Distance to Warrington
- about 15.1 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 Wilmslow (SK9) and the places around it, including Bramhall (3.4 miles), Cheadle Hulme (3.7 miles) and Hale Barns.
Extensions available in Wilmslow
Two-storey rear extensions
Design, approvals and build for Wilmslow 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
Wilmslow guide price from £114,500, Standard spec.
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Part single, part two-storey extensions
Our North West England guide starts at £68,500 for this type.
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Extensions over a garage
For homes in Wilmslow: typical guide from £30,000.
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First-floor extensions
From £24,000 in Wilmslow. Free visit to firm it up.
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Two-storey extensions for semi-detached houses
Guide from £53,000 in Wilmslow, including VAT.
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Two-storey extensions for detached houses
Design, approvals and build for Wilmslow homes. Guide from £82,000.
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Kitchen extensions with bedrooms above
Guide from £53,000 (before kitchen units) in Wilmslow, including VAT.
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Extra bedroom and en-suite extensions
Guide from £53,000 (plus en-suite) in Wilmslow, including VAT.
Learn moreWhich type suits your house?
Which type suits your house in Wilmslow 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 Cheshire
- 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 Wilmslow
Wilmslow 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 Wilmslow
Do you cover Wilmslow?
Yes. We cover Wilmslow (SK9) and the surrounding area, including Bramhall and Cheadle Hulme. The first site visit is free.
What does a two-storey extension cost in Wilmslow?
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 Wilmslow do you cover?
Everywhere around it, including Bramhall (3.4 miles), Cheadle Hulme (3.7 miles) and Hale Barns (4.4 miles), and the rest of Cheshire.