Two-storey extensions in Ruthin
Everything for a two-storey extension in Ruthin, in one place: types, guide prices for Wales, the approval rules in Wales and how to get started.
Ruthin at a glance
- Postcode districts
- LL15 and LL21
- Area
- Clwyd, Wales
- Price region
- Wales
- Nearest towns
- Denbigh (6.3 miles), Mold (8.2 miles), Buckley (10.4 miles), Brymbo (10.9 miles)
- Distance to Wrexham
- about 14.3 miles
- Approvals
- Two-storey rear: ground floor up to 4 m, first floor up to 3 m and 10.5 m from the rear boundary. Some two-storey side extensions can be permitted development.
Ruthin sits about 14.3 miles from Wrexham. Closer to home, Denbigh is 6.3 miles away and Mold 8.2 miles.
Extensions available in Ruthin

Two-storey rear extensions
Design, approvals and build for Ruthin homes. Guide from £51,500.
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Two-storey side extensions
From £79,000 in Ruthin. Free visit to firm it up.
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Two-storey wraparound extensions
Our Wales guide starts at £111,000 for this type.
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Part single, part two-storey extensions
Our Wales guide starts at £66,000 for this type.
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Extensions over a garage
Ruthin guide price from £29,000, Standard spec.
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First-floor extensions
Ruthin guide price from £23,000, Standard spec.
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Two-storey extensions for semi-detached houses
For homes in Ruthin: typical guide from £51,500.
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Two-storey extensions for detached houses
For homes in Ruthin: typical guide from £79,000.
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Kitchen extensions with bedrooms above
Design, approvals and build for Ruthin homes. Guide from £51,500 (before kitchen units).
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Extra bedroom and en-suite extensions
Guide from £51,500 (plus en-suite) in Ruthin, including VAT.
Learn moreWhich type suits your house?
Rear, side, wraparound or over the garage: each adds space in a different way. For most houses in Clwyd, one or two of these will clearly suit the plot better than the rest, and we'll tell you which.
Also available in Clwyd
- 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
- Party wall notices for extensions
- Design and build two-storey extensions
Rules for Ruthin
Ruthin is in Wales. Two-storey rear: ground floor up to 4 m, first floor up to 3 m and 10.5 m from the rear boundary. Some two-storey side extensions can be permitted development. Householder planning application: £585. Councils normally decide householder applications within 8 weeks.
The full Wales rules explained
Questions about extensions in Ruthin
Do you cover Ruthin?
Yes. We cover Ruthin (LL15 and LL21) and the surrounding area, including Denbigh and Mold. The first site visit is free.
What does a two-storey extension cost in Ruthin?
Using our Wales 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 £51,500–£69,500 including VAT. An extension over a garage is about £29,000–£42,000.
Which other places near Ruthin do you cover?
Everywhere around it, including Denbigh (6.3 miles), Mold (8.2 miles) and Buckley (10.4 miles), and the rest of Clwyd.