Two-storey extensions in Reigate
We design, get approval for and build two-storey extensions in Reigate and the surrounding area. Choose the type of extension below or book a free site visit.
Reigate at a glance
- Postcode districts
- RH2
- Area
- Surrey, England
- Price region
- South East England
- Nearest towns
- Redhill (1.5 miles), Horley (4.8 miles), Dorking (5.5 miles), Banstead (5.9 miles)
- Distance to Woking
- about 16.3 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 postcode district RH2 in and around Reigate, along with neighbouring Redhill, Horley and Dorking.
Extensions available in Reigate

Two-storey rear extensions
From £61,500 in Reigate. Free visit to firm it up.
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Two-storey side extensions
For homes in Reigate: typical guide from £94,500.
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Two-storey wraparound extensions
Our South East England guide starts at £132,500 for this type.
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Part single, part two-storey extensions
Our South East England guide starts at £79,000 for this type.
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Extensions over a garage
Reigate guide price from £34,500, Standard spec.
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First-floor extensions
Guide from £27,500 in Reigate, including VAT.
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Two-storey extensions for semi-detached houses
Reigate guide price from £61,500, Standard spec.
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Two-storey extensions for detached houses
For homes in Reigate: typical guide from £94,500.
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Kitchen extensions with bedrooms above
Reigate guide price from £61,500 (before kitchen units), Standard spec.
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Extra bedroom and en-suite extensions
From £61,500 (plus en-suite) in Reigate. Free visit to firm it up.
Learn moreWhich type suits your house?
The boundaries usually decide it. Two-storey work close to a neighbour needs careful design for light and privacy, so at the visit in Reigate we measure distances to every boundary before suggesting a type.
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 Reigate
Reigate 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 Reigate
Do you cover Reigate?
Yes. We cover Reigate (RH2) and the surrounding area, including Redhill and Horley. The first site visit is free.
What does a two-storey extension cost in Reigate?
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 Reigate do you cover?
Everywhere around it, including Redhill (1.5 miles), Horley (4.8 miles) and Dorking (5.5 miles), and the rest of Surrey.