Trusted and professional extension builder in Market Harborough. Experienced in all extension buildering work and keeping within budget and on quot...
From £31,200
Ken Burton
Experienced house builder. Eco structures from Denmark as well as conventional build. Extensions. Bathrooms. Kitchens and support steels when requi...
From £30,150
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £31,500
Experienced extension builder ready to quote for your work. BHM Leicester is the best extension builder in Market Harborough. No obligation free qu...
From £29,775
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £28,800
Ascot Property Solutions Limited is an established and experienced local extension builder in Market Harborough. Please contact us for a free, no o...
From £30,000
New Revival - Construction Management is a trusted extension builder serving customers in Market Harborough and the surrounding area. Contact us to...

Comparing extension builders estimates for Loft conversion gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost of a loft conversion in Market Harborough by posting your job to extension builders in Market Harborough.
"Loft conversion" - NORTHAMPTONSHIRE, job posted 05/07/26
"Loft conversion , looking for quotes for a loft conversion with dorma preferably because of room and height. We’re looking for the shell with plumbing and electrics . No plans drawn up as of yet." - NN14, job posted 03/12/25
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Loft Conversion near Market Harborough | £31 | £217 |
| Loft Conversion near Corby | £30 | £214 |
| Loft Conversion near Kettering | £34 | £237 |
| Loft Conversion near Wigston | £28 | £210 |
| Loft Conversion near Oadby | £28 | £207 |
| Loft Conversion near Hamilton | £29 | £213 |
| Loft Conversion near Leicester | £29 | £213 |
| Loft Conversion near Wellingborough | £39 | £251 |
| Loft Conversion near Northampton | £35 | £239 |
| Loft Conversion near Rugby | £31 | £224 |
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 - £17,142

Two storey extension - £87,463

Build a timber frame extension - £25,642

Build a swimming pool - £80,642

Single storey extension - £47,846

Side return extension - £37,476

Install an RSJ - £1,842

Outbuilding - £9,642

Build a Mansard loft conversion - £51,642

Loft conversion - £30,396

Build a kitchen extension - £41,642

Hip to gable loft conversion - £41,642

Granny annexe - £86,642

Garden office - £9,642

Convert a Garage - £15,642

Garage - £18,142

Build a flat roof extension - £21,642

Build a dormer loft conversion - £41,642

Concrete foundations - £5,892

Convert a bungalow loft - £28,642

Convert a basement - £33,476