Two-storey extensions in Snaresbrook
We design, get approval for and build two-storey extensions in Snaresbrook and the surrounding area. Choose the type of extension below or book a free site visit.
Snaresbrook at a glance
- Postcode districts
- E18
- Area
- Greater London, England
- Price region
- London
- Nearest towns
- Wanstead (0.6 miles), Leytonstone (1.2 miles), Woodford Green (1.7 miles), Walthamstow (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.
We cover postcode district E18 in and around Snaresbrook, along with neighbouring Wanstead, Leytonstone and Woodford Green.
Extensions available in Snaresbrook

Two-storey rear extensions
Design, approvals and build for Snaresbrook homes. Guide from £67,000.
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Two-storey side extensions
Snaresbrook guide price from £103,500, Standard spec.
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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
For homes in Snaresbrook: typical guide from £86,500.
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Extensions over a garage
Design, approvals and build for Snaresbrook homes. Guide from £38,000.
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First-floor extensions
From £30,000 in Snaresbrook. Free visit to firm it up.
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Two-storey extensions for semi-detached houses
For homes in Snaresbrook: typical guide from £67,000.
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Two-storey extensions for detached houses
Design, approvals and build for Snaresbrook homes. Guide from £103,500.
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Kitchen extensions with bedrooms above
From £67,000 (before kitchen units) in Snaresbrook. Free visit to firm it up.
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Extra bedroom and en-suite extensions
For homes in Snaresbrook: typical guide from £67,000 (plus en-suite).
Learn moreWhich type suits your house?
If you're not sure which type fits, that's what the free visit is for. We'll sketch the realistic options for your house in Snaresbrook, with a rough idea of the approval route and cost for each.
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 Snaresbrook
Snaresbrook 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 Snaresbrook
Do you cover Snaresbrook?
Yes. We cover Snaresbrook (E18) and the surrounding area, including Wanstead and Leytonstone. The first site visit is free.
What does a two-storey extension cost in Snaresbrook?
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 Snaresbrook do you cover?
Everywhere around it, including Wanstead (0.6 miles), Leytonstone (1.2 miles) and Woodford Green (1.7 miles), and the rest of Greater London.