Two-storey extensions in Johnstone
From over-garage bedrooms to full wraparounds, we cover every kind of two-storey extension in Johnstone.
Johnstone at a glance
- Postcode districts
- PA5, PA9 and PA10
- Area
- Renfrewshire and Inverclyde, Scotland
- Price region
- Scotland
- Nearest towns
- Elderslie (1.2 miles), Linwood (1.6 miles), Houston (3.1 miles), Paisley (3.2 miles)
- Distance to Paisley
- about 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.
Johnstone sits about 3.2 miles from Paisley. Closer to home, Elderslie is 1.2 miles away and Linwood 1.6 miles.
Extensions available in Johnstone
Two-storey rear extensions
For homes in Johnstone: typical guide from £52,500.
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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
From £113,000 in Johnstone. Free visit to firm it up.
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Part single, part two-storey extensions
For homes in Johnstone: typical 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
Johnstone guide price from £23,500, Standard spec.
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Two-storey extensions for semi-detached houses
Guide from £52,500 in Johnstone, including VAT.
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Two-storey extensions for detached houses
Our Scotland guide starts at £81,000 for this type.
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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 Johnstone. Free visit to firm it up.
Learn moreWhich type suits your house?
If you're not sure which type fits, that's what the free visit is for. We'll sketch the realistic options for your house in Johnstone, with a rough idea of the approval route and cost for each.
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 Johnstone
Johnstone 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 Johnstone
Do you cover Johnstone?
Yes. We cover Johnstone (PA5, PA9 and PA10) and the surrounding area, including Elderslie and Linwood. The first site visit is free.
What does a two-storey extension cost in Johnstone?
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 Johnstone do you cover?
Everywhere around it, including Elderslie (1.2 miles), Linwood (1.6 miles) and Houston (3.1 miles), and the rest of Renfrewshire and Inverclyde.