Two-storey extensions in Cardigan
Need more room in Cardigan? Two-storey and first-floor extensions add bedrooms and living space without moving. Here's everything we offer locally.
Cardigan at a glance
- Postcode districts
- SA35, SA36, SA37, SA41 and SA43
- Area
- Dyfed, Wales
- Price region
- Wales
- Nearest towns
- Llangeler (12.9 miles), Fishguard (14.7 miles), Carmarthen (21.9 miles), Haverfordwest (23.5 miles)
- Distance to Llanelli
- about 35 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.
Around Cardigan we also work in Llangeler, Fishguard and Carmarthen, and across the rest of Dyfed. Postcode districts in and near Cardigan: SA35, SA36, SA37, SA41 and SA43.
Extensions available in Cardigan

Two-storey rear extensions
From £51,500 in Cardigan. Free visit to firm it up.
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Two-storey side extensions
Cardigan guide price from £79,000, Standard spec.
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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
From £66,000 in Cardigan. Free visit to firm it up.
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Extensions over a garage
Guide from £29,000 in Cardigan, including VAT.
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First-floor extensions
Cardigan guide price from £23,000, Standard spec.
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Two-storey extensions for semi-detached houses
Our Wales guide starts at £51,500 for this type.
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Two-storey extensions for detached houses
Cardigan guide price from £79,000, Standard spec.
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Kitchen extensions with bedrooms above
Design, approvals and build for Cardigan homes. Guide from £51,500 (before kitchen units).
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Extra bedroom and en-suite extensions
Cardigan guide price from £51,500 (plus en-suite), Standard spec.
Learn moreWhich type suits your house?
If you're not sure which type fits, that's what the free visit is for. We'll sketch the realistic options for your house in Cardigan, with a rough idea of the approval route and cost for each.
Also available in Dyfed
- 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 Cardigan
Cardigan 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 Cardigan
Do you cover Cardigan?
Yes. We cover Cardigan (SA35, SA36, SA37, SA41 and SA43) and the surrounding area, including Llangeler and Fishguard. The first site visit is free.
What does a two-storey extension cost in Cardigan?
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 Cardigan do you cover?
Everywhere around it, including Llangeler (12.9 miles), Fishguard (14.7 miles) and Carmarthen (21.9 miles), and the rest of Dyfed.