Two-storey extensions in Nantwich
Everything for a two-storey extension in Nantwich, in one place: types, guide prices for North West England, the approval rules in England and how to get started.
Nantwich at a glance
- Postcode districts
- CW3 and CW5
- Area
- Cheshire, England
- Price region
- North West England
- Nearest towns
- Crewe (3.8 miles), Sandbach (8.4 miles), Winsford (8.5 miles), Alsager (9.1 miles)
- Distance to Warrington
- about 22.5 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.
Around Nantwich we also work in Crewe, Sandbach and Winsford, and across the rest of Cheshire. Postcode districts in and near Nantwich: CW3 and CW5.
Extensions available in Nantwich
Two-storey rear extensions
Our North West England guide starts at £53,000 for this type.
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Two-storey side extensions
Guide from £82,000 in Nantwich, including VAT.
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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
Guide from £68,500 in Nantwich, including VAT.
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Extensions over a garage
Guide from £30,000 in Nantwich, including VAT.
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First-floor extensions
For homes in Nantwich: typical guide from £24,000.
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Two-storey extensions for semi-detached houses
Nantwich guide price from £53,000, Standard spec.
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Two-storey extensions for detached houses
Our North West England guide starts at £82,000 for this type.
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Kitchen extensions with bedrooms above
Our North West England guide starts at £53,000 (before kitchen units) for this type.
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Extra bedroom and en-suite extensions
Guide from £53,000 (plus en-suite) in Nantwich, including VAT.
Learn moreWhich type suits your house?
If you're not sure which type fits, that's what the free visit is for. We'll sketch the realistic options for your house in Nantwich, with a rough idea of the approval route and cost for each.
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 Nantwich
Nantwich 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 Nantwich
Do you cover Nantwich?
Yes. We cover Nantwich (CW3 and CW5) and the surrounding area, including Crewe and Sandbach. The first site visit is free.
What does a two-storey extension cost in Nantwich?
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 Nantwich do you cover?
Everywhere around it, including Crewe (3.8 miles), Sandbach (8.4 miles) and Winsford (8.5 miles), and the rest of Cheshire.