Two-storey extensions in Earlsfield
From over-garage bedrooms to full wraparounds, we cover every kind of two-storey extension in Earlsfield.
Earlsfield at a glance
- Postcode districts
- SW18
- Area
- Greater London, England
- Price region
- London
- Nearest towns
- Wimbledon Park (0.8 miles), Balham (1.5 miles), Tooting (1.6 miles), Wimbledon (1.8 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 Earlsfield we also work in Wimbledon Park, Balham and Tooting, and across the rest of Greater London. Postcode district in and near Earlsfield: SW18.
Extensions available in Earlsfield
Two-storey rear extensions
Our London guide starts at £67,000 for this type.
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Two-storey side extensions
Guide from £103,500 in Earlsfield, including VAT.
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Two-storey wraparound extensions
Our London guide starts at £144,500 for this type.
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Part single, part two-storey extensions
Our London guide starts at £86,500 for this type.
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Extensions over a garage
Earlsfield guide price from £38,000, Standard spec.
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First-floor extensions
From £30,000 in Earlsfield. Free visit to firm it up.
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Two-storey extensions for semi-detached houses
Guide from £67,000 in Earlsfield, including VAT.
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Two-storey extensions for detached houses
Design, approvals and build for Earlsfield homes. Guide from £103,500.
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Kitchen extensions with bedrooms above
For homes in Earlsfield: typical guide from £67,000 (before kitchen units).
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Extra bedroom and en-suite extensions
From £67,000 (plus en-suite) in Earlsfield. Free visit to firm it up.
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 Greater London
- 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 Earlsfield
Earlsfield 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 Earlsfield
Do you cover Earlsfield?
Yes. We cover Earlsfield (SW18) and the surrounding area, including Wimbledon Park and Balham. The first site visit is free.
What does a two-storey extension cost in Earlsfield?
Using our London 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 £67,000–£90,500 including VAT. An extension over a garage is about £38,000–£55,000.
Which other places near Earlsfield do you cover?
Everywhere around it, including Wimbledon Park (0.8 miles), Balham (1.5 miles) and Tooting (1.6 miles), and the rest of Greater London.