Garage conversion cost: what it really costs in 2026
A Qome Snap Guide: quick, honest and no guff. Approximate figures, adjusted to your region inside Qome.
Snap answer
£14,000 – £24,000
Converting a single garage starts around £14,000 for a basic habitable room, rising to about £24,000 for a fully finished living space with services.
Takes3–5 weeksDisruptionLow, the work is contained to the garage
Cost at a glance
| Option | Best for | Guide range |
|---|
| Basic conversion | Insulated, plastered, usable room | £14,000 – £19,000 |
| Habitable spec | Heating, more electrics, better finish | £19,000 – £24,000 |
| Full living space | Kitchenette or en-suite added | £24,000+ |
Approximate guide figures, not quotes, Qome adjusts every price to your region.
What actually happens
- Garage door removed; new wall and window built in its place
- Floor raised, insulated and damp-proofed
- Walls and ceiling insulated and boarded
- First-fix electrics and heating extended from the house
- Plastering throughout
- Flooring, second fix and decoration
Price by region
Starting figures by region, the same honest baseline, adjusted for where you live.
London (Inner)from £21,500
London (Outer)from £19,000
South Eastfrom £17,000
East of Englandfrom £15,500
South Westfrom £14,500
Scotland (Highlands)from £13,500
West Midlandsfrom £13,000
North Westfrom £13,000
East Midlandsfrom £13,000
Scotland (Central)from £12,500
Yorkshirefrom £12,500
Walesfrom £12,500
North Eastfrom £12,000
Northern Irelandfrom £11,500
Popular choices
Home officeSnug or playroomUtility roomGuest room with en-suite
Rules & regulations
- Usually permitted development, but building regulations always apply, insulation, ventilation and escape windows are checked
- Some estates have planning conditions requiring parking; check before you start
Snap tips
- Damp-proofing the floor properly is the make-or-break detail
- Match the new front wall's brick to the house or render it, mismatched brick hurts kerb appeal
Price it properly on Qome
Choose your options and see an honest, region-adjusted estimate, free.