Two-storey extensions in Consett
From over-garage bedrooms to full wraparounds, we cover every kind of two-storey extension in Consett.
Consett at a glance
- Postcode districts
- DH8
- Area
- County Durham, England
- Price region
- North East England
- Nearest towns
- Annfield Plain (3.7 miles), Stanley (5.4 miles), Prudhoe (7.5 miles), Whickham (8.8 miles)
- Distance to Darlington
- about 25.4 miles
- Approvals
- Two-storey rear: up to 3 m deep and 7 m from the rear boundary under permitted development. Side, wraparound and front: planning permission.
Around Consett we also work in Annfield Plain, Stanley and Prudhoe, and across the rest of County Durham. Postcode district in and near Consett: DH8.
Extensions available in Consett

Two-storey rear extensions
Our North East England guide starts at £50,500 for this type.
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Two-storey side extensions
Design, approvals and build for Consett homes. Guide from £77,500.
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Two-storey wraparound extensions
For homes in Consett: typical guide from £108,500.
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Part single, part two-storey extensions
Our North East England guide starts at £65,000 for this type.
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Extensions over a garage
Guide from £28,500 in Consett, including VAT.
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First-floor extensions
Design, approvals and build for Consett homes. Guide from £22,500.
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Two-storey extensions for semi-detached houses
For homes in Consett: typical guide from £50,500.
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Two-storey extensions for detached houses
From £77,500 in Consett. Free visit to firm it up.
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Kitchen extensions with bedrooms above
For homes in Consett: typical guide from £50,500 (before kitchen units).
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Extra bedroom and en-suite extensions
From £50,500 (plus en-suite) in Consett. Free visit to firm it up.
Learn moreWhich type suits your house?
Rear, side, wraparound or over the garage: each adds space in a different way. For most houses in County Durham, one or two of these will clearly suit the plot better than the rest, and we'll tell you which.
Also available in County Durham
- 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 Consett
Consett is in England. Two-storey rear: up to 3 m deep and 7 m from the rear boundary under permitted development. Side, wraparound and front: planning permission. Householder planning application: £548 (or £575 for applications made from 8 December 2026). Lawful development certificate: £274 (about £288 for applications from 8 December 2026). Councils should decide householder applications within 8 weeks of validation.
The full England rules explained
Questions about extensions in Consett
Do you cover Consett?
Yes. We cover Consett (DH8) and the surrounding area, including Annfield Plain and Stanley. The first site visit is free.
What does a two-storey extension cost in Consett?
Using our North East England 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 £50,500–£68,000 including VAT. An extension over a garage is about £28,500–£41,500.
Which other places near Consett do you cover?
Everywhere around it, including Annfield Plain (3.7 miles), Stanley (5.4 miles) and Prudhoe (7.5 miles), and the rest of County Durham.