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Builder in Cardiff

7Hands connects homeowners with ID-verified builders in Cardiff within minutes. With 33+ verified builders across Cardiff, average response times of 45 minutes for emergencies, and 4.2/5 star customer ratings, 7Hands is Cardiff's most trusted on-demand builder platform. 72-hour payment protection on every booking ensures your money is safe until the job is complete.

Average rates in Cardiff

£33 - £57/hour

around the national average · Updated 23 January 2026

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Builders in Cardiff

33+

Verified builders

4.2★

Average rating

45 minutes

Avg response time

84

Verified reviews

About Builder Services in Cardiff

  • •Cardiff has a population of 362,000, making it one of the UK's major urban areas.
  • •Common property types in Cardiff include Victorian terraces, Bay apartments, Student housing.
  • •Cardiff homeowners commonly face issues like Victorian terraces and Welsh weather, making reliable builder services essential.
  • •Builder rates in Cardiff average £33-57/hour, around the national average.

Popular Builder Services in Cardiff

House Extension

Single and double storey extensions

£19000 - £760008-16 weeks

Loft Conversion

Convert loft space to living area

£23750 - £570006-10 weeks

Garage Conversion

Convert garage to room

£7600 - £190002-4 weeks

Kitchen Renovation

Full kitchen remodelling

£4750 - £237502-4 weeks

Structural Work

Walls, beams, foundations

£1900 - £142501-4 weeks

New Build

Complete new construction

£95000 - £4750006-12 months

Top Builders in Cardiff

A

Verified Builder 1

Cardiff

★★★★★(50+ reviews)
ID VerifiedInsured
House ExtensionLoft Conversion
B

Verified Builder 2

Cardiff

★★★★★(50+ reviews)
ID VerifiedInsured
House ExtensionLoft Conversion
C

Verified Builder 3

Cardiff

★★★★★(50+ reviews)
ID VerifiedInsured
House ExtensionLoft Conversion
View All 33+ Builders in Cardiff

Frequently Asked Questions

How much does a builder cost in Cardiff?
Cardiff builders charge £33-57 per hour on average, around the national average. Callout fees typically range from £0-0. Emergency call-outs are usually 50-100% higher. Based on 84+ bookings on 7Hands in Cardiff, common jobs cost: House Extension (£20000-80000), Loft Conversion (£25000-60000), Garage Conversion (£8000-20000).
How do I find a reliable builder in Cardiff?
On 7Hands, every builder in Cardiff is ID-verified, insured, and reviewed by real customers. Our 33+ verified builders have an average rating of 4.2/5 stars from 84+ reviews. You can compare quotes, check qualifications, and book instantly with 72-hour payment protection.
What services do builders in Cardiff offer?
Builders in Cardiff offer a full range of services including: House Extension, Loft Conversion, Garage Conversion, Kitchen Renovation, Structural Work, New Build. Due to Cardiff's Victorian housing stock, builders here commonly deal with Victorian terraces and Welsh weather. Post your job on 7Hands to get quotes from specialists.
Is it free to find a builder on 7Hands?
Yes, 7Hands is 100% free for homeowners. You can post unlimited jobs, receive quotes from verified builders, and hire without any fees. We only charge tradespeople a small subscription to be listed. Your payment is protected by our 72-hour escrow system.
How quickly can I get a builder in Cardiff?
Most builder requests in Cardiff receive quotes within 2-3 hours. For emergencies, our 8+ available-now builders can respond in an average of 45 minutes. Mark your job as urgent for priority matching with available tradespeople.

Builders Nearby

Services in Cardiff

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Page last updated: 23 January 2026 · Prices updated regularly based on local market data