Two-storey extensions in Sheffield
Everything for a two-storey extension in Sheffield, in one place: types, guide prices for Yorkshire and the Humber, the approval rules in England and how to get started.
Sheffield at a glance
- Postcode districts
- S1, S2 and S3
- Area
- South Yorkshire, England
- Price region
- Yorkshire and the Humber
- Nearest towns
- Burngreave (0.8 miles), Nether Edge (1.9 miles), Fulwood (4.1 miles), Rotherham (5.6 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 Sheffield (S1, S2 and S3) and the places around it, including Burngreave (0.8 miles), Nether Edge (1.9 miles) and Fulwood.
Extensions available in Sheffield
Two-storey rear extensions
Guide from £51,500 in Sheffield, including VAT.
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Two-storey side extensions
Our Yorkshire and the Humber guide starts at £79,000 for this type.
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Two-storey wraparound extensions
From £111,000 in Sheffield. Free visit to firm it up.
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Part single, part two-storey extensions
Design, approvals and build for Sheffield homes. Guide from £66,000.
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Extensions over a garage
Sheffield guide price from £29,000, Standard spec.
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First-floor extensions
From £23,000 in Sheffield. Free visit to firm it up.
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Two-storey extensions for semi-detached houses
From £51,500 in Sheffield. Free visit to firm it up.
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Two-storey extensions for detached houses
From £79,000 in Sheffield. Free visit to firm it up.
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Kitchen extensions with bedrooms above
For homes in Sheffield: typical guide from £51,500 (before kitchen units).
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Extra bedroom and en-suite extensions
Sheffield guide price from £51,500 (plus en-suite), Standard spec.
Learn moreWhich type suits your house?
Rear, side, wraparound or over the garage: each adds space in a different way. For most houses in South Yorkshire, one or two of these will clearly suit the plot better than the rest, and we'll tell you which.
Also available in South 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 Sheffield
Sheffield 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 Sheffield
Do you cover Sheffield?
Yes. We cover Sheffield (S1, S2 and S3) and the surrounding area, including Burngreave and Nether Edge. The first site visit is free.
What does a two-storey extension cost in Sheffield?
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 Sheffield do you cover?
Everywhere around it, including Burngreave (0.8 miles), Nether Edge (1.9 miles) and Fulwood (4.1 miles), and the rest of South Yorkshire.