Two-storey extensions in Fleet
We design, get approval for and build two-storey extensions in Fleet and the surrounding area. Choose the type of extension below or book a free site visit.
Fleet at a glance
- Postcode districts
- GU13, GU51, GU52, RG27 and RG29
- Area
- Hampshire, England
- Price region
- South East England
- Nearest towns
- Farnborough (Hampshire) (3.4 miles), Aldershot (3.9 miles), Yateley (4.1 miles), Hale (Surrey) (4.2 miles)
- Distance to Southampton
- about 36.1 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 Fleet (GU13, GU51, GU52, RG27 and RG29) and the places around it, including Farnborough (Hampshire) (3.4 miles), Aldershot (3.9 miles) and Yateley.
Extensions available in Fleet

Two-storey rear extensions
Design, approvals and build for Fleet homes. Guide from £61,500.
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Two-storey side extensions
Fleet guide price from £94,500, Standard spec.
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Two-storey wraparound extensions
For homes in Fleet: typical guide from £132,500.
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Part single, part two-storey extensions
From £79,000 in Fleet. Free visit to firm it up.
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Extensions over a garage
Fleet guide price from £34,500, Standard spec.
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First-floor extensions
Guide from £27,500 in Fleet, including VAT.
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Two-storey extensions for semi-detached houses
Our South East England guide starts at £61,500 for this type.
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Two-storey extensions for detached houses
Fleet guide price from £94,500, Standard spec.
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Kitchen extensions with bedrooms above
Design, approvals and build for Fleet homes. Guide from £61,500 (before kitchen units).
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Extra bedroom and en-suite extensions
Design, approvals and build for Fleet homes. Guide from £61,500 (plus en-suite).
Learn moreWhich type suits your house?
Rear, side, wraparound or over the garage: each adds space in a different way. For most houses in Hampshire, one or two of these will clearly suit the plot better than the rest, and we'll tell you which.
Also available in Hampshire
- 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 Fleet
Fleet 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 Fleet
Do you cover Fleet?
Yes. We cover Fleet (GU13, GU51, GU52, RG27 and RG29) and the surrounding area, including Farnborough (Hampshire) and Aldershot. The first site visit is free.
What does a two-storey extension cost in Fleet?
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 Fleet do you cover?
Everywhere around it, including Farnborough (Hampshire) (3.4 miles), Aldershot (3.9 miles) and Yateley (4.1 miles), and the rest of Hampshire.