Two-storey extensions in South Elmsall
From over-garage bedrooms to full wraparounds, we cover every kind of two-storey extension in South Elmsall.
South Elmsall at a glance
- Postcode districts
- WF9
- Area
- West Yorkshire, England
- Price region
- Yorkshire and the Humber
- Nearest towns
- Adwick le Street (4.3 miles), Bolton-upon-Dearne (5.8 miles), Cudworth (5.8 miles), Featherstone (West Yorkshire) (6.3 miles)
- Distance to Leeds
- about 17.6 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 South Elmsall (WF9) and the places around it, including Adwick le Street (4.3 miles), Bolton-upon-Dearne (5.8 miles) and Cudworth.
Extensions available in South Elmsall

Two-storey rear extensions
Design, approvals and build for South Elmsall homes. Guide from £51,500.
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Two-storey side extensions
Design, approvals and build for South Elmsall homes. Guide from £79,000.
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Two-storey wraparound extensions
Guide from £111,000 in South Elmsall, including VAT.
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Part single, part two-storey extensions
Design, approvals and build for South Elmsall homes. Guide from £66,000.
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Extensions over a garage
Our Yorkshire and the Humber guide starts at £29,000 for this type.
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First-floor extensions
From £23,000 in South Elmsall. Free visit to firm it up.
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Two-storey extensions for semi-detached houses
Our Yorkshire and the Humber guide starts at £51,500 for this type.
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Two-storey extensions for detached houses
From £79,000 in South Elmsall. Free visit to firm it up.
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Kitchen extensions with bedrooms above
Design, approvals and build for South Elmsall homes. Guide from £51,500 (before kitchen units).
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Extra bedroom and en-suite extensions
Guide from £51,500 (plus en-suite) in South Elmsall, including VAT.
Learn moreWhich type suits your house?
Which type suits your house in South Elmsall 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 West Yorkshire
- 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 South Elmsall
South Elmsall 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 South Elmsall
Do you cover South Elmsall?
Yes. We cover South Elmsall (WF9) and the surrounding area, including Adwick le Street and Bolton-upon-Dearne. The first site visit is free.
What does a two-storey extension cost in South Elmsall?
Using our Yorkshire and the Humber 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 £51,500–£69,500 including VAT. An extension over a garage is about £29,000–£42,000.
Which other places near South Elmsall do you cover?
Everywhere around it, including Adwick le Street (4.3 miles), Bolton-upon-Dearne (5.8 miles) and Cudworth (5.8 miles), and the rest of West Yorkshire.