East of England regional pricing
How Much Does a Builder Cost in Norwich?
Updated prices for . Norwich prices are typically 6% below the national average.
Price summary
Norwich Price Summary
| Service | Low | Average | High |
|---|---|---|---|
| Single Storey Extension | £28,200 | £47,000 | £75,200 |
| Double Storey Extension | £47,000 | £79,900 | £131,600 |
| Loft Conversion | £23,500 | £42,300 | £70,500 |
Prices include labour and materials. VAT may apply. Based on East of England regional pricing.
Full pricing
All Builder Prices in Norwich
Every price adjusted for Norwich using a 0.94x cost multiplier, rounded to the nearest £5.
| Job | Low | Average | High | Duration |
|---|---|---|---|---|
| Single Storey Extension | £28,200 | £47,000 | £75,200 | 8-12 weeks |
| Double Storey Extension | £47,000 | £79,900 | £131,600 | 12-20 weeks |
| Loft Conversion | £23,500 | £42,300 | £70,500 | 6-10 weeks |
| Garage Conversion | £7,520 | £14,100 | £23,500 | 2-4 weeks |
| Porch Build | £2,350 | £4,230 | £7,520 | 1-2 weeks |
| Garden Wall | £750 | £1,410 | £2,820 | 2-4 days |
| Knock Through Internal Wall | £940 | £1,690 | £3,290 | 2-4 days |
| Chimney Breast Removal | £1,130 | £1,880 | £3,290 | 2-4 days |
| Underpinning | £4,700 | £11,280 | £23,500 | 2-4 weeks |
| Damp Proof Course | £470 | £1,130 | £2,350 | 1-3 days |
| New Build Garage | £9,400 | £16,920 | £28,200 | 3-5 weeks |
| Outbuilding or Garden Room | £11,280 | £23,500 | £47,000 | 3-6 weeks |
| Structural Steelwork (RSJ Installation) | £940 | £1,690 | £2,820 | 1-2 days |
| Patio or Decking Build | £1,410 | £3,290 | £6,580 | 3-5 days |
Single Storey Extension
Low
£28,200
Average
£47,000
High
£75,200
8-12 weeks
Double Storey Extension
Low
£47,000
Average
£79,900
High
£131,600
12-20 weeks
Loft Conversion
Low
£23,500
Average
£42,300
High
£70,500
6-10 weeks
Garage Conversion
Low
£7,520
Average
£14,100
High
£23,500
2-4 weeks
Porch Build
Low
£2,350
Average
£4,230
High
£7,520
1-2 weeks
Garden Wall
Low
£750
Average
£1,410
High
£2,820
2-4 days
Knock Through Internal Wall
Low
£940
Average
£1,690
High
£3,290
2-4 days
Chimney Breast Removal
Low
£1,130
Average
£1,880
High
£3,290
2-4 days
Underpinning
Low
£4,700
Average
£11,280
High
£23,500
2-4 weeks
Damp Proof Course
Low
£470
Average
£1,130
High
£2,350
1-3 days
New Build Garage
Low
£9,400
Average
£16,920
High
£28,200
3-5 weeks
Outbuilding or Garden Room
Low
£11,280
Average
£23,500
High
£47,000
3-6 weeks
Structural Steelwork (RSJ Installation)
Low
£940
Average
£1,690
High
£2,820
1-2 days
Patio or Decking Build
Low
£1,410
Average
£3,290
High
£6,580
3-5 days
Regional comparison
How Norwich Compares
Average cost of single storey extension across regions.
Local insights
What Affects Builder Costs in Norwich?
The East of England has a mix of housing styles, from Victorian and Edwardian semis to 1930s suburban developments and modern estates. In and around Norwich, many properties in areas near Surrey and Kent vary in age and condition. Older properties with original features typically cost more for builder work due to additional preparation and access challenges.
The East of England sits above the national average for trade costs, influenced by proximity to London and the generally higher cost of living. Labour rates in Norwich are typically 6% below the UK average. Despite this, there's a strong supply of qualified builder professionals across the region. Prices can vary 30-50% between different tradespeople for the same job, so getting multiple quotes is essential.
What you pay for builder work in Norwich depends on the complexity of the job, the materials used, and the condition of your property. Older detached and semi-detached homes often present more challenges that add to the cost. For larger jobs, expect to pay £47,000 to £131,600 for double storey extension in Norwich. Coastal properties in the East of England may face additional considerations that affect pricing.
When getting quotes in Norwich, aim for at least 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 setup, identify complications, and provide a detailed cost breakdown. Be wary of quotes that seem significantly cheaper — they may be cutting corners on materials or quality. Always check qualifications, insurance and recent reviews.
More services
Other Services in Norwich
Explore costs for other services in the Norwich area.
40 services — scroll to explore
UK-wide pricing
Builder Costs in Other Cities
Compare builder prices across the UK.
Common questions
Frequently Asked Questions
Common questions about builder costs in Norwich.