South West regional pricing
How Much Does a Builder Cost in Bournemouth?
Updated prices for . Bournemouth prices are typically 3% below the national average.
Price summary
Bournemouth Price Summary
| Service | Low | Average | High |
|---|---|---|---|
| Single Storey Extension | £29,010 | £48,350 | £77,360 |
| Double Storey Extension | £48,350 | £82,195 | £135,380 |
| Loft Conversion | £24,175 | £43,515 | £72,525 |
Prices include labour and materials. VAT may apply. Based on South West regional pricing.
Full pricing
All Builder Prices in Bournemouth
Every price adjusted for Bournemouth using a 0.967x cost multiplier, rounded to the nearest £5.
| Job | Low | Average | High | Duration |
|---|---|---|---|---|
| Single Storey Extension | £29,010 | £48,350 | £77,360 | 8-12 weeks |
| Double Storey Extension | £48,350 | £82,195 | £135,380 | 12-20 weeks |
| Loft Conversion | £24,175 | £43,515 | £72,525 | 6-10 weeks |
| Garage Conversion | £7,735 | £14,505 | £24,175 | 2-4 weeks |
| Porch Build | £2,420 | £4,350 | £7,735 | 1-2 weeks |
| Garden Wall | £775 | £1,450 | £2,900 | 2-4 days |
| Knock Through Internal Wall | £965 | £1,740 | £3,385 | 2-4 days |
| Chimney Breast Removal | £1,160 | £1,935 | £3,385 | 2-4 days |
| Underpinning | £4,835 | £11,605 | £24,175 | 2-4 weeks |
| Damp Proof Course | £485 | £1,160 | £2,420 | 1-3 days |
| New Build Garage | £9,670 | £17,405 | £29,010 | 3-5 weeks |
| Outbuilding or Garden Room | £11,605 | £24,175 | £48,350 | 3-6 weeks |
| Structural Steelwork (RSJ Installation) | £965 | £1,740 | £2,900 | 1-2 days |
| Patio or Decking Build | £1,450 | £3,385 | £6,770 | 3-5 days |
Single Storey Extension
Low
£29,010
Average
£48,350
High
£77,360
8-12 weeks
Double Storey Extension
Low
£48,350
Average
£82,195
High
£135,380
12-20 weeks
Loft Conversion
Low
£24,175
Average
£43,515
High
£72,525
6-10 weeks
Garage Conversion
Low
£7,735
Average
£14,505
High
£24,175
2-4 weeks
Porch Build
Low
£2,420
Average
£4,350
High
£7,735
1-2 weeks
Garden Wall
Low
£775
Average
£1,450
High
£2,900
2-4 days
Knock Through Internal Wall
Low
£965
Average
£1,740
High
£3,385
2-4 days
Chimney Breast Removal
Low
£1,160
Average
£1,935
High
£3,385
2-4 days
Underpinning
Low
£4,835
Average
£11,605
High
£24,175
2-4 weeks
Damp Proof Course
Low
£485
Average
£1,160
High
£2,420
1-3 days
New Build Garage
Low
£9,670
Average
£17,405
High
£29,010
3-5 weeks
Outbuilding or Garden Room
Low
£11,605
Average
£24,175
High
£48,350
3-6 weeks
Structural Steelwork (RSJ Installation)
Low
£965
Average
£1,740
High
£2,900
1-2 days
Patio or Decking Build
Low
£1,450
Average
£3,385
High
£6,770
3-5 days
Regional comparison
How Bournemouth Compares
Average cost of single storey extension across regions.
Local insights
What Affects Builder Costs in Bournemouth?
The South West has a mix of housing styles, from Victorian and Edwardian semis to 1930s suburban developments and modern estates. In and around Bournemouth, 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 South West sits above the national average for trade costs, influenced by proximity to London and the generally higher cost of living. Labour rates in Bournemouth are typically 3% 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 Bournemouth 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 £48,350 to £135,380 for double storey extension in Bournemouth. Coastal properties in the South West may face additional considerations that affect pricing.
When getting quotes in Bournemouth, 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 Bournemouth
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UK-wide pricing
Builder Costs in Other Cities
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Common questions
Frequently Asked Questions
Common questions about builder costs in Bournemouth.