Two-storey extensions in Risca
Homeowners in Risca can use us for the whole project or just the drawings and approvals. Start with a free visit.
Risca at a glance
- Postcode districts
- NP11
- Area
- Gwent, Wales
- Price region
- Wales
- Nearest towns
- Abercarn (3.1 miles), Newbridge (4.3 miles), Bedwas (4.4 miles), Newport (Gwent) (4.6 miles)
- Distance to Newport (Gwent)
- about 4.6 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.
Risca sits about 4.6 miles from Newport (Gwent). Closer to home, Abercarn is 3.1 miles away and Newbridge 4.3 miles.
Extensions available in Risca

Two-storey rear extensions
From £51,500 in Risca. Free visit to firm it up.
Learn more
Two-storey side extensions
Design, approvals and build for Risca homes. Guide from £79,000.
Learn more
Two-storey wraparound extensions
Design, approvals and build for Risca homes. Guide from £111,000.
Learn more
Part single, part two-storey extensions
For homes in Risca: typical guide from £66,000.
Learn more
Extensions over a garage
For homes in Risca: typical guide from £29,000.
Learn more
First-floor extensions
Design, approvals and build for Risca homes. Guide from £23,000.
Learn more
Two-storey extensions for semi-detached houses
From £51,500 in Risca. Free visit to firm it up.
Learn more
Two-storey extensions for detached houses
From £79,000 in Risca. Free visit to firm it up.
Learn more
Kitchen extensions with bedrooms above
Risca guide price from £51,500 (before kitchen units), Standard spec.
Learn more
Extra bedroom and en-suite extensions
Our Wales guide starts at £51,500 (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 Gwent
- 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 Risca
Risca 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 Risca
Do you cover Risca?
Yes. We cover Risca (NP11) and the surrounding area, including Abercarn and Newbridge. The first site visit is free.
What does a two-storey extension cost in Risca?
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 Risca do you cover?
Everywhere around it, including Abercarn (3.1 miles), Newbridge (4.3 miles) and Bedwas (4.4 miles), and the rest of Gwent.