Two-storey extensions in Worcester Park
Planning a bigger home in Worcester Park? Compare extension types and guide prices below, then book a free site visit.
Worcester Park at a glance
- Postcode districts
- KT4
- Area
- Greater London, England
- Price region
- London
- Nearest towns
- Tolworth (1.6 miles), New Malden (1.6 miles), Cheam (1.6 miles), Ewell (2.1 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 Worcester Park (KT4) and the places around it, including Tolworth (1.6 miles), New Malden (1.6 miles) and Cheam.
Extensions available in Worcester Park
Two-storey rear extensions
Worcester Park guide price from £67,000, Standard spec.
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Two-storey side extensions
Our London guide starts at £103,500 for this type.
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Two-storey wraparound extensions
Worcester Park guide price from £144,500, Standard spec.
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Part single, part two-storey extensions
For homes in Worcester Park: typical guide from £86,500.
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Extensions over a garage
Our London guide starts at £38,000 for this type.
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First-floor extensions
Guide from £30,000 in Worcester Park, including VAT.
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Two-storey extensions for semi-detached houses
Design, approvals and build for Worcester Park homes. Guide from £67,000.
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Two-storey extensions for detached houses
Our London guide starts at £103,500 for this type.
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Kitchen extensions with bedrooms above
Design, approvals and build for Worcester Park homes. Guide from £67,000 (before kitchen units).
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Extra bedroom and en-suite extensions
Design, approvals and build for Worcester Park homes. Guide from £67,000 (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 Greater London, one or two of these will clearly suit the plot better than the rest, and we'll tell you which.
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 Worcester Park
Worcester Park 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 Worcester Park
Do you cover Worcester Park?
Yes. We cover Worcester Park (KT4) and the surrounding area, including Tolworth and New Malden. The first site visit is free.
What does a two-storey extension cost in Worcester Park?
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 Worcester Park do you cover?
Everywhere around it, including Tolworth (1.6 miles), New Malden (1.6 miles) and Cheam (1.6 miles), and the rest of Greater London.