North East regional pricing

How Much Does a Builder Cost in Middlesbrough?

Updated prices for . Middlesbrough prices are typically 12% below the national average.

14 services priced
North East region
Updated

Price summary

Middlesbrough Price Summary

Service Low Average High
Single Storey Extension £26,550 £44,250 £70,800
Double Storey Extension £44,250 £75,225 £123,900
Loft Conversion £22,125 £39,825 £66,375

Prices include labour and materials. VAT may apply. Based on North East regional pricing.

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Full pricing

All Builder Prices in Middlesbrough

Every price adjusted for Middlesbrough using a 0.885x cost multiplier, rounded to the nearest £5.

Single Storey Extension

Low

£26,550

Average

£44,250

High

£70,800

8-12 weeks

Double Storey Extension

Low

£44,250

Average

£75,225

High

£123,900

12-20 weeks

Loft Conversion

Low

£22,125

Average

£39,825

High

£66,375

6-10 weeks

Garage Conversion

Low

£7,080

Average

£13,275

High

£22,125

2-4 weeks

Porch Build

Low

£2,215

Average

£3,985

High

£7,080

1-2 weeks

Garden Wall

Low

£710

Average

£1,330

High

£2,655

2-4 days

Knock Through Internal Wall

Low

£885

Average

£1,595

High

£3,100

2-4 days

Chimney Breast Removal

Low

£1,060

Average

£1,770

High

£3,100

2-4 days

Underpinning

Low

£4,425

Average

£10,620

High

£22,125

2-4 weeks

Damp Proof Course

Low

£445

Average

£1,060

High

£2,215

1-3 days

New Build Garage

Low

£8,850

Average

£15,930

High

£26,550

3-5 weeks

Outbuilding or Garden Room

Low

£10,620

Average

£22,125

High

£44,250

3-6 weeks

Structural Steelwork (RSJ Installation)

Low

£885

Average

£1,595

High

£2,655

1-2 days

Patio or Decking Build

Low

£1,330

Average

£3,100

High

£6,195

3-5 days

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Regional comparison

How Middlesbrough Compares

Average cost of single storey extension across regions.

Middlesbrough
-12% £44,250
National Average
baseline £50,000
London
+24% £62,150

Local insights

What Affects Builder Costs in Middlesbrough?

Middlesbrough's housing stock is dominated by Victorian and Edwardian terraced houses, with large numbers of properties across the wider metropolitan area and surrounding towns. These older homes often present challenges for builder work, including limited access, older infrastructure and the need for more preparation. Properties that haven't been updated in decades tend to push costs toward the higher end of the ranges shown above.

The North East consistently sits below the national average for trade costs, and Middlesbrough is no exception. Labour rates here are around 12% below the UK average and considerably lower than London or the South East. This reflects both the lower cost of living and a healthy supply of qualified builder professionals across the region. That said, prices can still vary by 30-50% between different tradespeople for the same job, making multiple quotes essential.

Several factors affect builder costs in Middlesbrough. Back-to-back terraces may have limited access that makes work more complicated and expensive. Properties with solid walls rather than cavities can add to the difficulty. For larger projects, expect costs at the higher end — a double storey extension in Middlesbrough typically runs £44,250 to £123,900. Material and product choices also make a significant difference to the total.

When getting quotes in Middlesbrough, aim for a minimum of three from different qualified professionals. Ask each one to visit and assess the work rather than quoting over the phone. A good builder will check the existing conditions, identify potential complications, and provide a clear cost breakdown. Be wary of quotes that seem significantly cheaper than others — they may be cutting corners on materials or quality. Always check qualifications, insurance and recent reviews before hiring.

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More services

Other Services in Middlesbrough

Explore costs for other services in the Middlesbrough area.

40 services — scroll to explore

Common questions

Frequently Asked Questions

Common questions about builder costs in Middlesbrough.

How much does a builder cost in Middlesbrough in 2026?
Single Storey Extension in Middlesbrough typically costs between £26,550 and £70,800, with the average being around £44,250. Prices vary depending on the scope of work, materials used, and the specific requirements of your property.
Are builder prices cheaper in Middlesbrough than London?
Yes. Middlesbrough builder costs are typically 12% below the national average, while London prices run around 24% above it. For single storey extension, you could save over £17,900 compared to the same job in London.
How do I find a good builder in Middlesbrough?
Get at least three quotes from different tradespeople, check recent reviews, and ask whether the quote includes VAT and everything you need. A detailed written quote that breaks down all costs is a good sign. Always check qualifications, insurance and recent reviews before hiring.
What affects builder prices in Middlesbrough?
The main factors are the scope and complexity of what you need, the options and products chosen, and local market rates. Middlesbrough rates are 12% below the national average. Getting multiple quotes is the best way to ensure a fair price.
Do builder prices include materials in Middlesbrough?
The prices shown on this page include all typical costs. However, when getting real quotes, always confirm what is and isn't included. Some tradespeople break out costs separately, while others give an all-in price. Ask for a detailed breakdown before agreeing to any work.