Two-storey extensions in Lowestoft
Need more room in Lowestoft? Two-storey and first-floor extensions add bedrooms and living space without moving. Here's everything we offer locally.
Lowestoft at a glance
- Postcode districts
- NR32 and NR33
- Area
- Suffolk, England
- Price region
- East of England
- Nearest towns
- Bradwell (7.1 miles), Beccles (7.9 miles), Great Yarmouth (9.2 miles), Norwich (21.8 miles)
- Distance to Ipswich
- about 38.2 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 postcode districts NR32 and NR33 in and around Lowestoft, along with neighbouring Bradwell, Beccles and Great Yarmouth.
Extensions available in Lowestoft
Two-storey rear extensions
Guide from £57,500 in Lowestoft, including VAT.
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Two-storey side extensions
Our East of England guide starts at £88,500 for this type.
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Two-storey wraparound extensions
For homes in Lowestoft: typical guide from £124,000.
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Part single, part two-storey extensions
Guide from £74,000 in Lowestoft, including VAT.
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Extensions over a garage
For homes in Lowestoft: typical guide from £32,500.
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First-floor extensions
For homes in Lowestoft: typical guide from £26,000.
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Two-storey extensions for semi-detached houses
Design, approvals and build for Lowestoft homes. Guide from £57,500.
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Two-storey extensions for detached houses
Lowestoft guide price from £88,500, Standard spec.
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Kitchen extensions with bedrooms above
From £57,500 (before kitchen units) in Lowestoft. Free visit to firm it up.
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Extra bedroom and en-suite extensions
From £57,500 (plus en-suite) in Lowestoft. Free visit to firm it up.
Learn moreWhich type suits your house?
Start with what you need the space for. Bedrooms and an en-suite upstairs with a bigger kitchen below is the classic two-storey brief, but in Lowestoft we also design annexes, home offices and bedrooms over garages.
Also available in Suffolk
- 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 Lowestoft
Lowestoft 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 Lowestoft
Do you cover Lowestoft?
Yes. We cover Lowestoft (NR32 and NR33) and the surrounding area, including Bradwell and Beccles. The first site visit is free.
What does a two-storey extension cost in Lowestoft?
Using our East of 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 £57,500–£78,000 including VAT. An extension over a garage is about £32,500–£47,500.
Which other places near Lowestoft do you cover?
Everywhere around it, including Bradwell (7.1 miles), Beccles (7.9 miles) and Great Yarmouth (9.2 miles), and the rest of Suffolk.