Two-storey extensions in Gourock
Need more room in Gourock? Two-storey and first-floor extensions add bedrooms and living space without moving. Here's everything we offer locally.
Gourock at a glance
- Postcode districts
- PA19
- Area
- Renfrewshire and Inverclyde, Scotland
- Price region
- Scotland
- Nearest towns
- Greenock (2.4 miles), Dunoon (4.3 miles), Helensburgh (4.7 miles), Port Glasgow (5.3 miles)
- Distance to Paisley
- about 17.4 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 Gourock we also work in Greenock, Dunoon and Helensburgh, and across the rest of Renfrewshire and Inverclyde. Postcode district in and near Gourock: PA19.
Extensions available in Gourock

Two-storey rear extensions
Guide from £52,500 in Gourock, including VAT.
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Two-storey side extensions
Design, approvals and build for Gourock homes. Guide from £81,000.
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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
From £29,500 in Gourock. Free visit to firm it up.
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First-floor extensions
Guide from £23,500 in Gourock, including VAT.
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Two-storey extensions for semi-detached houses
For homes in Gourock: typical guide from £52,500.
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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
From £52,500 (before kitchen units) in Gourock. Free visit to firm it up.
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Extra bedroom and en-suite extensions
Our Scotland guide starts at £52,500 (plus en-suite) for this type.
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 Gourock we also design annexes, home offices and bedrooms over garages.
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 Gourock
Gourock 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 Gourock
Do you cover Gourock?
Yes. We cover Gourock (PA19) and the surrounding area, including Greenock and Dunoon. The first site visit is free.
What does a two-storey extension cost in Gourock?
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 Gourock do you cover?
Everywhere around it, including Greenock (2.4 miles), Dunoon (4.3 miles) and Helensburgh (4.7 miles), and the rest of Renfrewshire and Inverclyde.