Compare prefab, single-brick and double-garage budgets before deciding whether to build, extend or convert.
Applies to: UK homeowners. Planning, Building Regulations and site constraints can affect both feasibility and cost.
Last checked: 3 October 2026
Key points
• Current UK market data puts traditional brick/block garages broadly around £21,000–£58,000.
• A basic single brick garage is currently published around £21,000 in one 2026 guide.
• Prefab garages can be much cheaper but are a different product and specification.
• Foundations, roof type, doors, insulation, electrics and site access are major cost drivers.
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Typical 2026 figures
Current UK market guidance puts traditionally built garage costs around £21,000–£58,000, with a basic single brick garage example around £21,000 and a pitched-roof single brick garage around £25,000.
Prefab versus traditional build
A prefab kit can cost far less than a traditional masonry garage, but the lifespan, security, insulation, appearance and future conversion potential are not directly comparable.
Budget items
• Groundworks and slab.
• Brick or block walls.
• Flat or pitched roof.
• Garage doors and windows.
• Drainage.
• Electrics and security.
• Insulation and internal finishes where required.
Further sources
Additional published guidance and research used in this article.
Pricing methodology
BuildPair reviews current UK market pricing references when preparing cost guides. Published figures are budgeting ranges, not BuildPair quotes or guaranteed local prices. Compare current local quotes before appointing a tradesperson.
BuildPair provides general information and signposting, not legal, structural, electrical, gas or building-control approval. Requirements can change and the right answer depends on the work, contract, location and facts.
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