Builder Costs in Coventry
West Midlands | Modelled planning ranges | Base prices dated May 2026 | Includes labour and materials
Cost Calculator
Estimated cost in Coventry
£13,720 - £37,240
Single Storey Extension (medium (15-25 sqm))
Typical duration: 6-12 weeks
Builder Prices in Coventry
Single Storey Extension
£13,720 - £37,240Labour
£7,840 - £19,600
Materials
£5,880 - £17,640
Typical duration: 6-12 weeks
Garage Conversion
£6,370 - £14,700Labour
£3,920 - £8,820
Materials
£2,450 - £5,880
Typical duration: 2-4 weeks
Internal Wall Removal
£686 - £2,254Labour
£490 - £1,470
Materials
£196 - £784
Typical duration: 1-3 days
Patio Construction
£1,274 - £4,410Labour
£784 - £2,450
Materials
£490 - £1,960
Typical duration: 2-5 days
How Coventry Compares
Around the national average
Our model for Coventry is 2% below the base estimate. This is a location assumption, not a measured local quote average.
Illustrative Seasonality for Builder Work
Our seasonal model peaks in Jul and is lowest in Jan. This is not live demand data or a forecast of prices or availability.
What Affects the Price
Single Storey Extension
- Extension size (square metres)
- Foundation type required by ground conditions
- Roof design (flat, pitched, or lean-to)
- Level of internal finish and specification
- Planning permission or permitted development status
Garage Conversion
- Garage size and structural condition
- Level of insulation and damp proofing needed
- Whether plumbing or electrics are required
- Quality of internal finish
Internal Wall Removal
- Whether the wall is load-bearing
- Steel beam size and specification
- Services (pipes, wires) running through the wall
- Making good to floor, ceiling, and adjacent walls
Patio Construction
- Patio area (square metres)
- Material choice (concrete slabs, natural stone, porcelain)
- Ground preparation and levelling
- Drainage and edging requirements
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Frequently Asked Questions
How much does a builder cost in Coventry?
Builder prices in Coventry typically range from £686 for internal wall removal to £37,240 for single storey extension. Prices include both labour and materials.
What is the average cost of single storey extension in Coventry?
Single Storey Extension in Coventry costs between £13,720 and £37,240 on average, depending on the scope of work and materials chosen.
When is the cheapest time to hire a builder in Coventry?
Demand for builder work in Coventry is typically lowest in January. Booking during quieter months may mean better availability and competitive pricing.
Are builder prices in Coventry above or below the national average?
Builder prices in Coventry are around 2% below the national average, making it a more affordable area for this type of work.
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Other trade prices in Coventry
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