Two-storey extensions in Gosforth
Need more room in Gosforth? Two-storey and first-floor extensions add bedrooms and living space without moving. Here's everything we offer locally.
Gosforth at a glance
- Postcode districts
- NE3, NE7, NE12 and NE13
- Area
- Tyne and Wear, England
- Price region
- North East England
- Nearest towns
- Newcastle upon Tyne (1.8 miles), Gateshead (2.7 miles), Wallsend (3.3 miles), Felling (3.7 miles)
- Distance to Newcastle upon Tyne
- about 1.8 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.
We cover Gosforth (NE3, NE7, NE12 and NE13) and the places around it, including Newcastle upon Tyne (1.8 miles), Gateshead (2.7 miles) and Wallsend.
Extensions available in Gosforth
Two-storey rear extensions
Gosforth guide price from £50,500, Standard spec.
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Two-storey side extensions
Gosforth guide price from £77,500, Standard spec.
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Two-storey wraparound extensions
For homes in Gosforth: typical guide from £108,500.
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Part single, part two-storey extensions
For homes in Gosforth: typical guide from £65,000.
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Extensions over a garage
Gosforth guide price from £28,500, Standard spec.
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First-floor extensions
Our North East England guide starts at £22,500 for this type.
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Two-storey extensions for semi-detached houses
For homes in Gosforth: typical guide from £50,500.
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Two-storey extensions for detached houses
Gosforth guide price from £77,500, Standard spec.
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Kitchen extensions with bedrooms above
Our North East England guide starts at £50,500 (before kitchen units) for this type.
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Extra bedroom and en-suite extensions
Design, approvals and build for Gosforth homes. Guide from £50,500 (plus en-suite).
Learn moreWhich type suits your house?
Which type suits your house in Gosforth 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 Tyne and Wear
- 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 Gosforth
Gosforth 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 Gosforth
Do you cover Gosforth?
Yes. We cover Gosforth (NE3, NE7, NE12 and NE13) and the surrounding area, including Newcastle upon Tyne and Gateshead. The first site visit is free.
What does a two-storey extension cost in Gosforth?
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 Gosforth do you cover?
Everywhere around it, including Newcastle upon Tyne (1.8 miles), Gateshead (2.7 miles) and Wallsend (3.3 miles), and the rest of Tyne and Wear.