Two-storey extensions in Forfar
Homeowners in Forfar can use us for the whole project or just the drawings and approvals. Start with a free visit.
Forfar at a glance
- Postcode districts
- DD8
- Area
- Dundee and Angus, Scotland
- Price region
- Scotland
- Nearest towns
- Kirriemuir (4.8 miles), Brechin (10.6 miles), Monifieth (11.5 miles), Carnoustie (12 miles)
- Distance to Dundee
- about 12.5 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 district DD8 in and around Forfar, along with neighbouring Kirriemuir, Brechin and Monifieth.
Extensions available in Forfar

Two-storey rear extensions
From £52,500 in Forfar. Free visit to firm it up.
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Two-storey side extensions
From £81,000 in Forfar. Free visit to firm it up.
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Two-storey wraparound extensions
Guide from £113,000 in Forfar, including VAT.
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Part single, part two-storey extensions
Guide from £67,500 in Forfar, including VAT.
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Extensions over a garage
From £29,500 in Forfar. Free visit to firm it up.
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First-floor extensions
Our Scotland guide starts at £23,500 for this type.
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Two-storey extensions for semi-detached houses
Our Scotland guide starts at £52,500 for this type.
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Two-storey extensions for detached houses
Guide from £81,000 in Forfar, including VAT.
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Kitchen extensions with bedrooms above
From £52,500 (before kitchen units) in Forfar. Free visit to firm it up.
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Extra bedroom and en-suite extensions
Guide from £52,500 (plus en-suite) in Forfar, including VAT.
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 Dundee and Angus
- 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 Forfar
Forfar 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 Forfar
Do you cover Forfar?
Yes. We cover Forfar (DD8) and the surrounding area, including Kirriemuir and Brechin. The first site visit is free.
What does a two-storey extension cost in Forfar?
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 Forfar do you cover?
Everywhere around it, including Kirriemuir (4.8 miles), Brechin (10.6 miles) and Monifieth (11.5 miles), and the rest of Dundee and Angus.