Two-storey extensions in Stevenston
Everything for a two-storey extension in Stevenston, in one place: types, guide prices for Scotland, the approval rules in Scotland and how to get started.
Stevenston at a glance
- Postcode districts
- KA20
- Area
- Ayrshire, Scotland
- Price region
- Scotland
- Nearest towns
- Saltcoats (1.3 miles), Kilwinning (2.1 miles), Ardrossan (2.2 miles), Irvine (4.1 miles)
- Distance to Kilmarnock
- about 10.2 miles
- Approvals
- Class 1B: two-storey extensions must be at least 10 m from every boundary to avoid planning permission, so most need an application.
Around Stevenston we also work in Saltcoats, Kilwinning and Ardrossan, and across the rest of Ayrshire. Postcode district in and near Stevenston: KA20.
Extensions available in Stevenston
Two-storey rear extensions
For homes in Stevenston: typical guide from £52,500.
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Two-storey side extensions
Guide from £81,000 in Stevenston, including VAT.
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Two-storey wraparound extensions
Our Scotland guide starts at £113,000 for this type.
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Part single, part two-storey extensions
Our Scotland guide starts at £67,500 for this type.
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Extensions over a garage
Our Scotland guide starts at £29,500 for this type.
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First-floor extensions
Design, approvals and build for Stevenston homes. Guide from £23,500.
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Two-storey extensions for semi-detached houses
For homes in Stevenston: typical guide from £52,500.
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Two-storey extensions for detached houses
Design, approvals and build for Stevenston homes. Guide from £81,000.
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Kitchen extensions with bedrooms above
For homes in Stevenston: typical guide from £52,500 (before kitchen units).
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Extra bedroom and en-suite extensions
For homes in Stevenston: typical guide from £52,500 (plus en-suite).
Learn moreWhich type suits your house?
The boundaries usually decide it. Two-storey work close to a neighbour needs careful design for light and privacy, so at the visit in Stevenston we measure distances to every boundary before suggesting a type.
Also available in Ayrshire
- 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
- Design and build two-storey extensions
Rules for Stevenston
Stevenston is in Scotland. Class 1B: two-storey extensions must be at least 10 m from every boundary to avoid planning permission, so most need an application. Householder planning application: £371. Councils have two months to decide a local planning application.
The full Scotland rules explained
Questions about extensions in Stevenston
Do you cover Stevenston?
Yes. We cover Stevenston (KA20) and the surrounding area, including Saltcoats and Kilwinning. The first site visit is free.
What does a two-storey extension cost in Stevenston?
Using our Scotland 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 £52,500–£71,000 including VAT. An extension over a garage is about £29,500–£43,000.
Which other places near Stevenston do you cover?
Everywhere around it, including Saltcoats (1.3 miles), Kilwinning (2.1 miles) and Ardrossan (2.2 miles), and the rest of Ayrshire.