Two-storey extensions in Paisley
Homeowners in Paisley can use us for the whole project or just the drawings and approvals. Start with a free visit.
Paisley at a glance
- Postcode districts
- PA1, PA2 and PA3
- Area
- Renfrewshire and Inverclyde, Scotland
- Price region
- Scotland
- Nearest towns
- Elderslie (2.1 miles), Linwood (2.6 miles), Barrhead (2.7 miles), Renfrew (3.2 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 Paisley we also work in Elderslie, Linwood and Barrhead, and across the rest of Renfrewshire and Inverclyde. Postcode districts in and near Paisley: PA1, PA2 and PA3.
Extensions available in Paisley

Two-storey rear extensions
From £52,500 in Paisley. Free visit to firm it up.
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Two-storey side extensions
Our Scotland guide starts at £81,000 for this type.
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Two-storey wraparound extensions
For homes in Paisley: typical guide from £113,000.
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Part single, part two-storey extensions
Paisley guide price from £67,500, Standard spec.
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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 Paisley homes. Guide from £23,500.
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Two-storey extensions for semi-detached houses
Paisley guide price from £52,500, Standard spec.
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Two-storey extensions for detached houses
Design, approvals and build for Paisley homes. Guide from £81,000.
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Kitchen extensions with bedrooms above
Design, approvals and build for Paisley homes. Guide from £52,500 (before kitchen units).
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Extra bedroom and en-suite extensions
From £52,500 (plus en-suite) in Paisley. Free visit to firm it up.
Learn moreWhich type suits your house?
Which type suits your house in Paisley 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 Renfrewshire and Inverclyde
- 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 Paisley
Paisley 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 Paisley
Do you cover Paisley?
Yes. We cover Paisley (PA1, PA2 and PA3) and the surrounding area, including Elderslie and Linwood. The first site visit is free.
What does a two-storey extension cost in Paisley?
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 Paisley do you cover?
Everywhere around it, including Elderslie (2.1 miles), Linwood (2.6 miles) and Barrhead (2.7 miles), and the rest of Renfrewshire and Inverclyde.