Two-storey extensions in Woking
We design, get approval for and build two-storey extensions in Woking and the surrounding area. Choose the type of extension below or book a free site visit.
Woking at a glance
- Postcode districts
- GU21, GU22, GU23 and GU24
- Area
- Surrey, England
- Price region
- South East England
- Nearest towns
- Addlestone (4.6 miles), Chertsey (5.3 miles), Weybridge (5.6 miles), Guildford (5.8 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.
We cover Woking (GU21, GU22, GU23 and GU24) and the places around it, including Addlestone (4.6 miles), Chertsey (5.3 miles) and Weybridge.
Extensions available in Woking

Two-storey rear extensions
From £61,500 in Woking. Free visit to firm it up.
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Two-storey side extensions
Guide from £94,500 in Woking, including VAT.
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Two-storey wraparound extensions
From £132,500 in Woking. Free visit to firm it up.
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Part single, part two-storey extensions
From £79,000 in Woking. Free visit to firm it up.
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Extensions over a garage
Woking guide price from £34,500, Standard spec.
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First-floor extensions
Our South East England guide starts at £27,500 for this type.
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Two-storey extensions for semi-detached houses
Guide from £61,500 in Woking, including VAT.
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Two-storey extensions for detached houses
From £94,500 in Woking. Free visit to firm it up.
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Kitchen extensions with bedrooms above
For homes in Woking: typical guide from £61,500 (before kitchen units).
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Extra bedroom and en-suite extensions
Our South East England guide starts at £61,500 (plus en-suite) for this type.
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 Surrey
- 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 Woking
Woking 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 Woking
Do you cover Woking?
Yes. We cover Woking (GU21, GU22, GU23 and GU24) and the surrounding area, including Addlestone and Chertsey. The first site visit is free.
What does a two-storey extension cost in Woking?
Using our South East 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 £61,500–£83,000 including VAT. An extension over a garage is about £34,500–£50,500.
Which other places near Woking do you cover?
Everywhere around it, including Addlestone (4.6 miles), Chertsey (5.3 miles) and Weybridge (5.6 miles), and the rest of Surrey.