Two-storey extensions in Alness
Everything for a two-storey extension in Alness, in one place: types, guide prices for Scotland, the approval rules in Scotland and how to get started.
We take on projects in Alness by arrangement. Site visits here aren't free as standard, and we'll agree travel costs with you in writing first.
Alness at a glance
- Postcode districts
- IV16 and IV17
- Area
- The Highlands, Moray and Islands, Scotland
- Price region
- Scotland
- Nearest towns
- Invergordon (3.3 miles), Dingwall (9.4 miles), Tain (10.9 miles), Inverness (15 miles)
- Distance to Inverness
- about 15 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 districts IV16 and IV17 in and around Alness, along with neighbouring Invergordon, Dingwall and Tain.
Extensions available in Alness

Two-storey rear extensions
Guide from £52,500 in Alness, including VAT.
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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 Alness: typical guide from £113,000.
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Part single, part two-storey extensions
For homes in Alness: typical guide from £67,500.
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Extensions over a garage
Alness guide price from £29,500, Standard spec.
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First-floor extensions
For homes in Alness: typical guide from £23,500.
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Two-storey extensions for semi-detached houses
Guide from £52,500 in Alness, including VAT.
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Two-storey extensions for detached houses
Guide from £81,000 in Alness, including VAT.
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Kitchen extensions with bedrooms above
For homes in Alness: typical guide from £52,500 (before kitchen units).
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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?
Rear and side extensions suit most semi-detached and detached houses with room around them. Terraced and town-centre homes can take a two-storey extension too, with more care over neighbours, light and access.
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 Alness
Alness 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 Alness
Do you cover Alness?
Yes. We cover Alness (IV16 and IV17) and the surrounding area, including Invergordon and Dingwall. Visits here are by arrangement.
What does a two-storey extension cost in Alness?
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 Alness do you cover?
Everywhere around it, including Invergordon (3.3 miles), Dingwall (9.4 miles) and Tain (10.9 miles), and the rest of the Highlands, Moray and Islands.