Insulation costs in Birmingham (2026)
A typical installation costs £375 to £1,250 in Birmingham. Labour rates sit at or slightly below the UK average, with strong installer competition around Birmingham.Here's what to expect by property type, and how to pay less.
Insulation costs in Birmingham at a glance
| Type | From | To |
|---|---|---|
| Loft insulation (top-up) | £275 | £750 |
| Loft insulation (from scratch) | £475 | £1,250 |
| Cavity wall insulation | £375 | £1,250 |
| Solid wall, internal | £4,800 | £15,800 |
| Solid wall, external | £7,600 | £23,100 |
| Underfloor insulation (suspended) | £750 | £2,100 |
Indicative 2026 ranges adjusted for the West Midlands, calibrated against MCS regional installation cost data and Ofgem grant-scheme averages. Always compare multiple quotes — prices vary by installer and property.
Costs by property type in Birmingham
Pre-1920s terraces and period homes
Older solid-wall homes can't take cheap cavity fill; internal wall insulation runs £4,800 to £15,800 in Birmingham, external systems more. ECO4 funding can cover much of this for eligible households.
Inter-war and post-war semis
Cavity-walled semis are the cheap win: £375 to £1,250 in Birmingham, and often free through the Great British Insulation Scheme. Check whether the original cavity was ever filled.
Detached houses
More wall and roof area means bigger jobs, but loft insulation stays affordable at £475 to £1,250 in Birmingham and pays back fastest of any upgrade.
What's different about the West Midlands
- Labour rates sit at or slightly below the UK average, with strong installer competition around Birmingham.
- A vast stock of cavity-walled inter-war and post-war semis keeps standard insulation and solar jobs straightforward and competitively priced.
- All national grants apply: the £7,500 Boiler Upgrade Scheme, ECO4 and GBIS insulation schemes, and the £350 OZEV charger grant.
Common questions
How much does insulation cost in Birmingham?
A typical installation costs £375 to £1,250 in Birmingham in 2026. Labour rates sit at or slightly below the UK average, with strong installer competition around Birmingham. The table above shows ranges by system size and property type.
Why do prices in the West Midlands differ from the UK average?
Labour rates sit at or slightly below the UK average, with strong installer competition around Birmingham. A vast stock of cavity-walled inter-war and post-war semis keeps standard insulation and solar jobs straightforward and competitively priced.
What grants are available in the West Midlands?
All national grants apply: the £7,500 Boiler Upgrade Scheme, ECO4 and GBIS insulation schemes, and the £350 OZEV charger grant.
How do I get an accurate price for my home?
Ranges only narrow once an installer sees your property. Compare quotes from several vetted local installers, free and with no obligation, and contact them free through Find an Eco Installer. No spam calls.
Get accurate Birmingham quotes
The ranges narrow fast once installers see your property. Compare free quotes from vetted installers around Birmingham, with replies typically within 24 hours.
Find installers across the West Midlands
Compare vetted local installers town by town.
Also covering Solihull, Dudley and Walsall.
Insulation costs in other regions
- London
- the South East
- the East of England
- the South West
- the East Midlands
- Yorkshire
- the North West
- Scotland
- Wales
Birmingham prices follow the West Midlands rates. See the full the West Midlands guide.