Range from the cheapest £12 per hour and £120 per day (S MEGSON CONSTRUCTION based in CT5) to the dearest £32 per hour and £221 per day (County Construction based in TN24).
Comparing hourly and daily rates of Extension Builder's 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 - Click 'Get quotes' and describe your job and we will send it to your local extension builders for FREE.
yesterday
6m by 2.75m buildout under porch electricity and water
18/09/2024
Convert loft into bedroom with skylight only and stairs.
18/09/2024
Open plan Rear extension of 6m x 6m to include kitchen
We need Extension Builders like you to help local homeowners with their jobs.
See table for all Extension Builder rates in Lower Hardres
| Job details | Estimate |
| Underpinning a house | £1429 |
| Build a two storey extension | £4765 |
| Build a timber frame extension | £4765 |
| Install a swimming pool | £2859 |
| Cost to build a single storey extension | £38116 |
| Cost to build a side return extension | £43834 |
| Install an RSJ | £834 |
| Build an outbuilding | £1906 |
| Build a mansard loft conversion | £9529 |
| Cost of a loft conversion | £26681 |
| Build a kitchen extension | £9529 |
| Build a hip to gable loft conversion | £7147 |
| Build a granny annexe | £4765 |
| Build a garden office | £1906 |
| Convert a garage | £953 |
| Build a new garage | £1906 |
| Build a flat roof extension | £1620 |
| Build a dormer loft conversion | £1906 |
| Lay a concrete foundation | £1906 |
| Convert a bungalow loft | £2859 |
| Basement conversion cost | £26681 |