Two-storey extensions in Dalry
We design, get approval for and build two-storey extensions in Dalry and the surrounding area. Choose the type of extension below or book a free site visit.
Dalry at a glance
- Postcode districts
- KA24
- Area
- Ayrshire, Scotland
- Price region
- Scotland
- Nearest towns
- Kilbirnie (3.1 miles), Kilwinning (3.9 miles), Beith (4.3 miles), Stevenston (5 miles)
- Distance to Kilmarnock
- about 11.1 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.
We cover postcode district KA24 in and around Dalry, along with neighbouring Kilbirnie, Kilwinning and Beith.
Extensions available in Dalry

Two-storey rear extensions
Design, approvals and build for Dalry homes. Guide from £52,500.
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Two-storey side extensions
From £81,000 in Dalry. Free visit to firm it up.
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Two-storey wraparound extensions
Dalry guide price from £113,000, Standard spec.
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Part single, part two-storey extensions
Design, approvals and build for Dalry homes. Guide from £67,500.
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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
For homes in Dalry: typical guide from £23,500.
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Two-storey extensions for semi-detached houses
Guide from £52,500 in Dalry, including VAT.
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Two-storey extensions for detached houses
Design, approvals and build for Dalry homes. Guide from £81,000.
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Kitchen extensions with bedrooms above
Our Scotland guide starts at £52,500 (before kitchen units) for this type.
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Extra bedroom and en-suite extensions
From £52,500 (plus en-suite) in Dalry. Free visit to firm it up.
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 Dalry 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 Dalry
Dalry 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 Dalry
Do you cover Dalry?
Yes. We cover Dalry (KA24) and the surrounding area, including Kilbirnie and Kilwinning. The first site visit is free.
What does a two-storey extension cost in Dalry?
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 Dalry do you cover?
Everywhere around it, including Kilbirnie (3.1 miles), Kilwinning (3.9 miles) and Beith (4.3 miles), and the rest of Ayrshire.