Two-storey extensions in Shortlands
Everything for a two-storey extension in Shortlands, in one place: types, guide prices for London, the approval rules in England and how to get started.
Shortlands at a glance
- Postcode districts
- BR2
- Area
- Greater London, England
- Price region
- London
- Nearest towns
- Bromley (0.6 miles), Beckenham (1.4 miles), Bickley (1.8 miles), West Wickham (2.4 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 BR2 in and around Shortlands, along with neighbouring Bromley, Beckenham and Bickley.
Extensions available in Shortlands
Two-storey rear extensions
Shortlands guide price from £67,000, Standard spec.
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Two-storey side extensions
Design, approvals and build for Shortlands homes. Guide from £103,500.
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Two-storey wraparound extensions
Design, approvals and build for Shortlands homes. Guide from £144,500.
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Part single, part two-storey extensions
From £86,500 in Shortlands. Free visit to firm it up.
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Extensions over a garage
For homes in Shortlands: typical guide from £38,000.
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First-floor extensions
For homes in Shortlands: typical guide from £30,000.
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Two-storey extensions for semi-detached houses
Shortlands guide price from £67,000, Standard spec.
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Two-storey extensions for detached houses
From £103,500 in Shortlands. Free visit to firm it up.
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Kitchen extensions with bedrooms above
Shortlands guide price from £67,000 (before kitchen units), Standard spec.
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Extra bedroom and en-suite extensions
From £67,000 (plus en-suite) in Shortlands. Free visit to firm it up.
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 Shortlands, 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 Shortlands
Shortlands 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 Shortlands
Do you cover Shortlands?
Yes. We cover Shortlands (BR2) and the surrounding area, including Bromley and Beckenham. The first site visit is free.
What does a two-storey extension cost in Shortlands?
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 Shortlands do you cover?
Everywhere around it, including Bromley (0.6 miles), Beckenham (1.4 miles) and Bickley (1.8 miles), and the rest of Greater London.