Build a single storey extension in Rush Green from £52,760

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Single storey extension cost in Rush Green

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J&J Building Solutions

From £55,960

(rates verified 18/09/26)

Location

Streatham, SW16

Experienced extension builder ready to quote for your work. J&J Building Solutions is the best extension builder in Rush Green. No obligation free ...

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Rafix Building

From £66,200

(last active 26/09/26)

Location

Cockfosters, EN4

Our homes need to be regularly maintained and from time to time they need to be rejuvenated, modernised and enhanced. When it comes to building wor...

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Mr

From £56,920

(last active 26/09/26)

Location

London, NW10

Experienced extension builder ready to quote for your work. Mr is the best extension builder in Rush Green. No obligation free quotes and many happ...

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JK Doors

From £54,680

(last active 26/09/26)

Location

Fitzrovia, W1W

JK Doors is a trusted extension builder serving customers in Rush Green and the surrounding area. Contact us to today to get a competitive quote fo...

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Torrington

From £58,840

(last active 26/09/26)

Location

london, EC2A

NIECEIC / NAAPIT GASSAFE WATER REGULATIONS We offer services towards completion of high end construction projects to dis...

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Samuele Paolini

From £62,840

(last active 26/09/26)

Location

Cricklewood, NW2

Need an Extension Builder in Rush Green? Samuele Paolini has been helping local clients (5 mile radius) with their extension buildering jobs for m...

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Guven Buildings LTD

From £61,240

(last active 26/09/26)

Location

Chigwell, IG7

skilled worker who specializes in completing a wide range of building and renovation projects

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HOUSE BUILDING SERVICES LIMITED

From £67,320

(last active 25/09/26)

Location

Welling, DA16

HOUSE BUILDING SERVICES LIMITED is a trusted extension builder serving customers in Rush Green and the surrounding area. Contact us to today to get...

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GR MAINTENANCE LTD

From £52,760

Member since April 2025

Location

Barking, IG11

Trusted and professional extension builder in Rush Green. Experienced in all extension buildering work and keeping within budget and on quote. GR M...

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Derryard Construction Ltd

From £59,000

(last active 24/09/26)

Location

East Ham, E6

Relax... you have found a reliable extension builder in Rush Green. Derryard Construction Ltd is a friendly and reliable company based in Rush Gree...

Extension builder estimates (based on hourly rates) to build a single storey extension in Rush Green

Estimates for single storey extension near Rush Green

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Estimates for common extension builder jobs in Rush Green;

Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building

Underpin a building - £17,729

Two storey extension

Two storey extension - £88,343

Build a timber frame extension

Build a timber frame extension - £26,229

Build a swimming pool

Build a swimming pool - £81,229

Single storey extension

Single storey extension - £59,576

Side return extension

Side return extension - £44,074

Install an RSJ

Install an RSJ - £2,429

Outbuilding

Outbuilding - £10,229

Build a Mansard loft conversion

Build a Mansard loft conversion - £52,229

Loft conversion

Loft conversion - £35,895

Build a kitchen extension

Build a kitchen extension - £42,229

Hip to gable loft conversion

Hip to gable loft conversion - £42,229

Granny annexe

Granny annexe - £87,229

Garden office

Garden office - £10,229

Convert a Garage

Convert a Garage - £16,229

Garage

Garage - £18,729

Build a flat roof extension

Build a flat roof extension - £22,229

Build a dormer loft conversion

Build a dormer loft conversion - £42,229

Concrete foundations

Concrete foundations - £6,479

Convert a bungalow loft

Convert a bungalow loft - £29,229

Convert a basement

Convert a basement - £40,074

More extensions & conversions cost guides...