Two-storey extensions in Stornoway
Everything for a two-storey extension in Stornoway, in one place: types, guide prices for Scotland, the approval rules in Scotland and how to get started.
Stornoway is outside our usual mainland visit area, so visits and projects here are by arrangement. We'll agree any travel costs with you before anything is booked.
Stornoway at a glance
- Postcode districts
- HS1 and HS2
- Area
- The Highlands, Moray and Islands, Scotland
- Price region
- Scotland
- Nearest towns
- Dingwall (83.5 miles), Alness (85.8 miles), Invergordon (89 miles), Tain (89.6 miles)
- Distance to Inverness
- about 94.2 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 Stornoway we also work in Dingwall, Alness and Invergordon, and across the rest of the Highlands, Moray and Islands. Postcode districts in and near Stornoway: HS1 and HS2.
Extensions available in Stornoway

Two-storey rear extensions
Stornoway guide price from £52,500, Standard spec.
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Two-storey side extensions
Design, approvals and build for Stornoway homes. Guide from £81,000.
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Two-storey wraparound extensions
For homes in Stornoway: typical guide from £113,000.
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Part single, part two-storey extensions
Stornoway guide price from £67,500, Standard spec.
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Extensions over a garage
Design, approvals and build for Stornoway homes. Guide from £29,500.
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First-floor extensions
For homes in Stornoway: typical guide from £23,500.
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Two-storey extensions for semi-detached houses
Design, approvals and build for Stornoway homes. Guide from £52,500.
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Two-storey extensions for detached houses
Guide from £81,000 in Stornoway, including VAT.
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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
Design, approvals and build for Stornoway homes. 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 Stornoway we measure distances to every boundary before suggesting a type.
Also available in the Highlands, Moray and Islands
- 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 Stornoway
Stornoway 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 Stornoway
Do you cover Stornoway?
Yes. We cover Stornoway (HS1 and HS2) and the surrounding area, including Dingwall and Alness. Visits here are by arrangement.
What does a two-storey extension cost in Stornoway?
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 Stornoway do you cover?
Everywhere around it, including Dingwall (83.5 miles), Alness (85.8 miles) and Invergordon (89 miles), and the rest of the Highlands, Moray and Islands.