Two-storey extensions in Maghull
Planning a bigger home in Maghull? Compare extension types and guide prices below, then book a free site visit.
Maghull at a glance
- Postcode districts
- L29 and L31
- Area
- Merseyside, England
- Price region
- North West England
- Nearest towns
- Kirkby (3.1 miles), Fazakerley (3.8 miles), Litherland (4 miles), Ormskirk (4.3 miles)
- Distance to Liverpool
- about 7.5 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 Maghull (L29 and L31) and the places around it, including Kirkby (3.1 miles), Fazakerley (3.8 miles) and Litherland.
Extensions available in Maghull

Two-storey rear extensions
Maghull guide price from £53,000, Standard spec.
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Two-storey side extensions
Design, approvals and build for Maghull homes. Guide from £82,000.
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Two-storey wraparound extensions
Guide from £114,500 in Maghull, including VAT.
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Part single, part two-storey extensions
For homes in Maghull: typical guide from £68,500.
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Extensions over a garage
Maghull guide price from £30,000, Standard spec.
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First-floor extensions
From £24,000 in Maghull. Free visit to firm it up.
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Two-storey extensions for semi-detached houses
Our North West England guide starts at £53,000 for this type.
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Two-storey extensions for detached houses
For homes in Maghull: typical guide from £82,000.
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Kitchen extensions with bedrooms above
Our North West England guide starts at £53,000 (before kitchen units) for this type.
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Extra bedroom and en-suite extensions
For homes in Maghull: typical guide from £53,000 (plus en-suite).
Learn moreWhich type suits your house?
The boundaries usually decide it. Two-storey work close to a neighbour needs careful design for light and privacy, so at the visit in Maghull we measure distances to every boundary before suggesting a type.
Also available in Merseyside
- 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 Maghull
Maghull 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 Maghull
Do you cover Maghull?
Yes. We cover Maghull (L29 and L31) and the surrounding area, including Kirkby and Fazakerley. The first site visit is free.
What does a two-storey extension cost in Maghull?
Using our North West 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 £53,000–£72,000 including VAT. An extension over a garage is about £30,000–£43,500.
Which other places near Maghull do you cover?
Everywhere around it, including Kirkby (3.1 miles), Fazakerley (3.8 miles) and Litherland (4 miles), and the rest of Merseyside.