Two-storey extensions in Ickenham
Planning a bigger home in Ickenham? Compare extension types and guide prices below, then book a free site visit.
Ickenham at a glance
- Postcode districts
- UB10
- Area
- Greater London, England
- Price region
- London
- Nearest towns
- Ruislip (1.1 miles), Ruislip Manor (1.5 miles), South Ruislip (1.6 miles), Uxbridge (2 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 UB10 in and around Ickenham, along with neighbouring Ruislip, Ruislip Manor and South Ruislip.
Extensions available in Ickenham
Two-storey rear extensions
Our London guide starts at £67,000 for this type.
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Two-storey side extensions
Ickenham 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
Ickenham guide price from £86,500, Standard spec.
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Extensions over a garage
Ickenham guide price from £38,000, Standard spec.
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First-floor extensions
For homes in Ickenham: typical guide from £30,000.
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Two-storey extensions for semi-detached houses
From £67,000 in Ickenham. Free visit to firm it up.
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Two-storey extensions for detached houses
Ickenham guide price from £103,500, Standard spec.
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Kitchen extensions with bedrooms above
From £67,000 (before kitchen units) in Ickenham. Free visit to firm it up.
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Extra bedroom and en-suite extensions
For homes in Ickenham: typical guide from £67,000 (plus en-suite).
Learn moreWhich type suits your house?
Which type suits your house in Ickenham depends mostly on where you have room. A deep garden points to a rear extension; space beside the house points to a side or over-garage extension; a house that already has a single-storey extension can often take a first floor on top.
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 Ickenham
Ickenham 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 Ickenham
Do you cover Ickenham?
Yes. We cover Ickenham (UB10) and the surrounding area, including Ruislip and Ruislip Manor. The first site visit is free.
What does a two-storey extension cost in Ickenham?
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 Ickenham do you cover?
Everywhere around it, including Ruislip (1.1 miles), Ruislip Manor (1.5 miles) and South Ruislip (1.6 miles), and the rest of Greater London.