East of England regional pricing
How Much Does a Builder Cost in Colchester?
Updated prices for . Colchester prices are typically at the national average.
Price summary
Colchester Price Summary
| Service | Low | Average | High |
|---|---|---|---|
| Single Storey Extension | £29,880 | £49,800 | £79,680 |
| Double Storey Extension | £49,800 | £84,660 | £139,440 |
| Loft Conversion | £24,900 | £44,820 | £74,700 |
Prices include labour and materials. VAT may apply. Based on East of England regional pricing.
Full pricing
All Builder Prices in Colchester
Every price adjusted for Colchester using a 0.996x cost multiplier, rounded to the nearest £5.
| Job | Low | Average | High | Duration |
|---|---|---|---|---|
| Single Storey Extension | £29,880 | £49,800 | £79,680 | 8-12 weeks |
| Double Storey Extension | £49,800 | £84,660 | £139,440 | 12-20 weeks |
| Loft Conversion | £24,900 | £44,820 | £74,700 | 6-10 weeks |
| Garage Conversion | £7,970 | £14,940 | £24,900 | 2-4 weeks |
| Porch Build | £2,490 | £4,480 | £7,970 | 1-2 weeks |
| Garden Wall | £795 | £1,495 | £2,990 | 2-4 days |
| Knock Through Internal Wall | £995 | £1,795 | £3,485 | 2-4 days |
| Chimney Breast Removal | £1,195 | £1,990 | £3,485 | 2-4 days |
| Underpinning | £4,980 | £11,950 | £24,900 | 2-4 weeks |
| Damp Proof Course | £500 | £1,195 | £2,490 | 1-3 days |
| New Build Garage | £9,960 | £17,930 | £29,880 | 3-5 weeks |
| Outbuilding or Garden Room | £11,950 | £24,900 | £49,800 | 3-6 weeks |
| Structural Steelwork (RSJ Installation) | £995 | £1,795 | £2,990 | 1-2 days |
| Patio or Decking Build | £1,495 | £3,485 | £6,970 | 3-5 days |
Single Storey Extension
Low
£29,880
Average
£49,800
High
£79,680
8-12 weeks
Double Storey Extension
Low
£49,800
Average
£84,660
High
£139,440
12-20 weeks
Loft Conversion
Low
£24,900
Average
£44,820
High
£74,700
6-10 weeks
Garage Conversion
Low
£7,970
Average
£14,940
High
£24,900
2-4 weeks
Porch Build
Low
£2,490
Average
£4,480
High
£7,970
1-2 weeks
Garden Wall
Low
£795
Average
£1,495
High
£2,990
2-4 days
Knock Through Internal Wall
Low
£995
Average
£1,795
High
£3,485
2-4 days
Chimney Breast Removal
Low
£1,195
Average
£1,990
High
£3,485
2-4 days
Underpinning
Low
£4,980
Average
£11,950
High
£24,900
2-4 weeks
Damp Proof Course
Low
£500
Average
£1,195
High
£2,490
1-3 days
New Build Garage
Low
£9,960
Average
£17,930
High
£29,880
3-5 weeks
Outbuilding or Garden Room
Low
£11,950
Average
£24,900
High
£49,800
3-6 weeks
Structural Steelwork (RSJ Installation)
Low
£995
Average
£1,795
High
£2,990
1-2 days
Patio or Decking Build
Low
£1,495
Average
£3,485
High
£6,970
3-5 days
Regional comparison
How Colchester Compares
Average cost of single storey extension across regions.
Local insights
What Affects Builder Costs in Colchester?
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 Colchester, 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 Colchester are typically 0% above 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 Colchester 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 £49,800 to £139,440 for double storey extension in Colchester. Coastal properties in the East of England may face additional considerations that affect pricing.
When getting quotes in Colchester, 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 Colchester
Explore costs for other services in the Colchester area.
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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 Colchester.