From £88,060
Fareham, PO14
Been in the trade for over 30 yrs and take pride in my work. Fully insured and references both trade and private available
From £87,676
Fareham, PO15
NICK SMITH BUILDERS is an established extension buildering business in Fareham. We come highly recommended and provide competitive quotes for your ...
From £88,276
Fareham, PO16
Stubbington Roofing Ltd. is an established extension buildering business in Fareham. We come highly recommended and provide competitive quotes for ...
From £88,000
We are experts in cavity wall insulation, cavity wall insulation removal, loft insulation, loft boarding, room in roof insulation, chemical damp pr...
From £87,976
Fareham, PO16
Trusted and professional extension builder in Fareham. Experienced in all extension buildering work and keeping within budget and on quote. DAVE HA...
From £87,892
Relax... you have found a reliable extension builder in Fareham. MA Builders is a friendly and reliable company based in Fareham who consider no jo...
From £88,456
Thermic Homes is an energy-saving home improvement company operating out of the south coast of England. Our mission is to create warmer homes for t...
From £87,604
Fareham, PO16
Hi my name is Steve harris of hb builders we are based in portchester and have over 40 years of experience in the building trade we would be mor...
From £88,600
Fareham, PO16
Cripps property services has 18 years experience in the construction industry and specializes in many different categories from bathrooms, heating,...
From £88,120
Fareham, PO16
Need an Extension Builder in Fareham? WINSOR CONSTRUCTION has been helping local clients (20 mile radius) with their extension buildering jobs for ...

Costs range from £87,604 (H B Builders based in PO16) to £88,600 (Cripps Property Services based in PO16), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
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"Two storey extension" - PORTSMOUTH, job posted 07/08/25
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Fareham | £35 | £250 |
| Two Storey Extension near Lee-on-the-Solent | £35 | £249 |
| Two Storey Extension near Gosport | £35 | £246 |
| Two Storey Extension near Locks Heath | £33 | £240 |
| Two Storey Extension near Portsmouth | £36 | £250 |
| Two Storey Extension near Hedge End | £34 | £244 |
| Two Storey Extension near Waterlooville | £36 | £250 |
| Two Storey Extension near Horndean | £35 | £253 |
| Two Storey Extension near Havant | £35 | £249 |
| Two Storey Extension near Havant & Waterloo | £35 | £248 |
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 - £17,544

Two storey extension - £88,066

Build a timber frame extension - £26,044

Build a swimming pool - £81,044

Single storey extension - £55,880

Side return extension - £41,995

Install an RSJ - £2,244

Outbuilding - £10,044

Build a Mansard loft conversion - £52,044

Loft conversion - £34,163

Build a kitchen extension - £42,044

Hip to gable loft conversion - £42,044

Granny annexe - £87,044

Garden office - £10,044

Convert a Garage - £16,044

Garage - £18,544

Build a flat roof extension - £22,044

Build a dormer loft conversion - £42,044

Concrete foundations - £6,294

Convert a bungalow loft - £29,044

Convert a basement - £37,995