Two-storey extensions in Brymbo
Everything for a two-storey extension in Brymbo, in one place: types, guide prices for Wales, the approval rules in Wales and how to get started.
Brymbo at a glance
- Postcode districts
- LL11
- Area
- Clwyd, Wales
- Price region
- Wales
- Nearest towns
- Coedpoeth (0.9 miles), Wrexham (3.4 miles), Rhosllannerchrugog (4 miles), Gresford (4.2 miles)
- Distance to Wrexham
- about 3.4 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.
We cover postcode district LL11 in and around Brymbo, along with neighbouring Coedpoeth, Wrexham and Rhosllannerchrugog.
Extensions available in Brymbo

Two-storey rear extensions
For homes in Brymbo: typical guide from £51,500.
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Two-storey side extensions
Guide from £79,000 in Brymbo, including VAT.
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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
Design, approvals and build for Brymbo homes. Guide from £66,000.
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Extensions over a garage
Our Wales guide starts at £29,000 for this type.
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First-floor extensions
Guide from £23,000 in Brymbo, including VAT.
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Two-storey extensions for semi-detached houses
From £51,500 in Brymbo. Free visit to firm it up.
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Two-storey extensions for detached houses
Our Wales guide starts at £79,000 for this type.
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Kitchen extensions with bedrooms above
Guide from £51,500 (before kitchen units) in Brymbo, including VAT.
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Extra bedroom and en-suite extensions
Design, approvals and build for Brymbo homes. Guide from £51,500 (plus en-suite).
Learn moreWhich type suits your house?
Which type suits your house in Brymbo depends mostly on where you have room. A deep garden points to a rear extension; space beside the house points to a side or over-garage extension; a house that already has a single-storey extension can often take a first floor on top.
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 Brymbo
Brymbo 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 Brymbo
Do you cover Brymbo?
Yes. We cover Brymbo (LL11) and the surrounding area, including Coedpoeth and Wrexham. The first site visit is free.
What does a two-storey extension cost in Brymbo?
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 Brymbo do you cover?
Everywhere around it, including Coedpoeth (0.9 miles), Wrexham (3.4 miles) and Rhosllannerchrugog (4 miles), and the rest of Clwyd.