Two-storey extensions in Mold
From over-garage bedrooms to full wraparounds, we cover every kind of two-storey extension in Mold.
Mold at a glance
- Postcode districts
- CH7
- Area
- Clwyd, Wales
- Price region
- Wales
- Nearest towns
- Buckley (2.4 miles), Deeside (4.9 miles), Hawarden (4.9 miles), Flint (5.4 miles)
- Distance to Wrexham
- about 10.4 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.
Mold sits about 10.4 miles from Wrexham. Closer to home, Buckley is 2.4 miles away and Deeside 4.9 miles.
Extensions available in Mold

Two-storey rear extensions
From £51,500 in Mold. Free visit to firm it up.
Learn more
Two-storey side extensions
Mold guide price from £79,000, Standard spec.
Learn more
Two-storey wraparound extensions
From £111,000 in Mold. Free visit to firm it up.
Learn more
Part single, part two-storey extensions
For homes in Mold: typical guide from £66,000.
Learn more
Extensions over a garage
Design, approvals and build for Mold homes. Guide from £29,000.
Learn more
First-floor extensions
For homes in Mold: typical guide from £23,000.
Learn more
Two-storey extensions for semi-detached houses
Design, approvals and build for Mold homes. Guide from £51,500.
Learn more
Two-storey extensions for detached houses
Our Wales guide starts at £79,000 for this type.
Learn more
Kitchen extensions with bedrooms above
Design, approvals and build for Mold homes. Guide from £51,500 (before kitchen units).
Learn more
Extra bedroom and en-suite extensions
Guide from £51,500 (plus en-suite) in Mold, 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 Mold
Mold 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 Mold
Do you cover Mold?
Yes. We cover Mold (CH7) and the surrounding area, including Buckley and Deeside. The first site visit is free.
What does a two-storey extension cost in Mold?
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 Mold do you cover?
Everywhere around it, including Buckley (2.4 miles), Deeside (4.9 miles) and Hawarden (4.9 miles), and the rest of Clwyd.