Two-storey extensions in Radcliffe
Everything for a two-storey extension in Radcliffe, in one place: types, guide prices for North West England, the approval rules in England and how to get started.
Radcliffe at a glance
- Postcode districts
- M26
- Area
- Greater Manchester, England
- Price region
- North West England
- Nearest towns
- Whitefield (1.3 miles), Little Lever (2.2 miles), Prestwich (2.6 miles), Bury (2.8 miles)
- Distance to Manchester
- about 6.6 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 Radcliffe (M26) and the places around it, including Whitefield (1.3 miles), Little Lever (2.2 miles) and Prestwich.
Extensions available in Radcliffe

Two-storey rear extensions
Design, approvals and build for Radcliffe homes. Guide from £53,000.
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Two-storey side extensions
Our North West England guide starts at £82,000 for this type.
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Two-storey wraparound extensions
For homes in Radcliffe: typical guide from £114,500.
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Part single, part two-storey extensions
For homes in Radcliffe: typical guide from £68,500.
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Extensions over a garage
Design, approvals and build for Radcliffe homes. Guide from £30,000.
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First-floor extensions
From £24,000 in Radcliffe. Free visit to firm it up.
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Two-storey extensions for semi-detached houses
Guide from £53,000 in Radcliffe, including VAT.
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Two-storey extensions for detached houses
From £82,000 in Radcliffe. Free visit to firm it up.
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Kitchen extensions with bedrooms above
Radcliffe guide price from £53,000 (before kitchen units), Standard spec.
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Extra bedroom and en-suite extensions
Radcliffe guide price from £53,000 (plus en-suite), Standard spec.
Learn moreWhich type suits your house?
Start with what you need the space for. Bedrooms and an en-suite upstairs with a bigger kitchen below is the classic two-storey brief, but in Radcliffe we also design annexes, home offices and bedrooms over garages.
Also available in Greater Manchester
- 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 Radcliffe
Radcliffe 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 Radcliffe
Do you cover Radcliffe?
Yes. We cover Radcliffe (M26) and the surrounding area, including Whitefield and Little Lever. The first site visit is free.
What does a two-storey extension cost in Radcliffe?
Using our North West 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 £53,000–£72,000 including VAT. An extension over a garage is about £30,000–£43,500.
Which other places near Radcliffe do you cover?
Everywhere around it, including Whitefield (1.3 miles), Little Lever (2.2 miles) and Prestwich (2.6 miles), and the rest of Greater Manchester.