Two-storey extensions in Walsall
We design, get approval for and build two-storey extensions in Walsall and the surrounding area. Choose the type of extension below or book a free site visit.
Walsall at a glance
- Postcode districts
- WS1, WS2 and WS5
- Area
- West Midlands, England
- Price region
- West Midlands
- Nearest towns
- Bloxwich (2.4 miles), Wednesbury (2.9 miles), Pelsall (3.1 miles), Aldridge (3.1 miles)
- Distance to Birmingham
- about 8 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 Walsall we also work in Bloxwich, Wednesbury and Pelsall, and across the rest of the West Midlands. Postcode districts in and near Walsall: WS1, WS2 and WS5.
Extensions available in Walsall
Two-storey rear extensions
Walsall guide price from £56,000, Standard spec.
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Two-storey side extensions
Guide from £86,000 in Walsall, including VAT.
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Two-storey wraparound extensions
Walsall guide price from £120,500, Standard spec.
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Part single, part two-storey extensions
Walsall guide price from £72,000, Standard spec.
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Extensions over a garage
For homes in Walsall: typical guide from £31,500.
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First-floor extensions
Design, approvals and build for Walsall homes. Guide from £25,000.
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Two-storey extensions for semi-detached houses
Guide from £56,000 in Walsall, including VAT.
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Two-storey extensions for detached houses
Walsall guide price from £86,000, Standard spec.
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Kitchen extensions with bedrooms above
For homes in Walsall: typical guide from £56,000 (before kitchen units).
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Extra bedroom and en-suite extensions
For homes in Walsall: typical guide from £56,000 (plus en-suite).
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 the West Midlands
- 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 Walsall
Walsall 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 Walsall
Do you cover Walsall?
Yes. We cover Walsall (WS1, WS2 and WS5) and the surrounding area, including Bloxwich and Wednesbury. The first site visit is free.
What does a two-storey extension cost in Walsall?
Using our West Midlands 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 £56,000–£75,500 including VAT. An extension over a garage is about £31,500–£46,000.
Which other places near Walsall do you cover?
Everywhere around it, including Bloxwich (2.4 miles), Wednesbury (2.9 miles) and Pelsall (3.1 miles), and the rest of the West Midlands.