Cambridge, Cambridgeshire
Garage Conversion in Cambridge
A garage conversion transforms an existing garage into a habitable room, offering one of the most affordable ways to add living space without building an extension.
Estimated Cost
£11,895 – £22,875
Based on 15m² at local rates
3–6 weeks typical duration
Planning permission: Usually not required
Cost Breakdown for Garage Conversion
Estimated costs for a typical 15m² garage conversion project, adjusted for local labour and material rates.
| Category | Low Estimate | High Estimate |
|---|---|---|
| Foundations & Groundworks | £1,427 | £2,745 |
| Structural Walls | £1,784 | £3,431 |
| Roof Structure & Covering | £1,190 | £2,288 |
| Windows & Doors | £952 | £1,830 |
| Plumbing & Drainage | £952 | £1,830 |
| Electrical Installation | £714 | £1,373 |
| Plastering & Rendering | £714 | £1,373 |
| Flooring | £595 | £1,144 |
| Kitchen/Bathroom Fitting | £1,190 | £2,288 |
| Decoration & Finishing | £595 | £1,144 |
| Professional Fees | £1,190 | £2,288 |
| Contingency (10%) | £595 | £1,144 |
| Total Estimated Cost | £11,895 | £22,875 |
* Costs are estimates based on regional averages and may vary depending on specification, access, and site conditions. Prices include VAT at 20%.
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