Wraparound extensions · Monmouth

Wraparound extensions in Monmouth

We take on wraparound extensions in Monmouth as a complete project: survey, drawings, planning or permitted development checks, building control and the construction itself.

Covering Monmouth

Our coverage around Monmouth (NP25) also includes Ross-on-Wye, Chepstow and Abergavenny.

Homes in Gwent

Across Wales you find valley terraces, coastal towns, rural stone houses and newer estates, so access, slopes and local materials all feature in the design.

What is included in a wraparound extension in Monmouth?

A wraparound extension combines a side return and a rear extension into one L-shaped build, giving the biggest possible ground-floor space on terraced and semi-detached houses. It usually creates a large open-plan kitchen, dining and living area across the back of the house.

  • Design, planning drawings and structural calculations
  • Party wall process with both neighbours if needed
  • Pitched, flat or glazed roof with rooflights

How much should I budget for a wraparound extension?

Typical ranges for wraparound extensions. Ground conditions, access and specification move the final figure, which we fix in writing before work starts.

Wraparound extensionsGuide price incl. VAT
Standard specification£3,400 to £3,800 per m²
Good specification£3,800 to £4,250 per m²
High specification£4,250 to £4,700 per m²

What approvals does a wraparound extension need in Wales?

Planning decisions in Wales are made by the local council, using permitted development rules set by the Welsh Government rather than England’s. Building regulations in Wales have their own approved documents, and the Party Wall etc. Act 1996 applies to work on shared walls and boundaries.

Wales has its own permitted development rules, set by the Welsh Government.

What should Monmouth homeowners check first?

  • Roof water from an L-shape needs careful falls and outlets.
  • An open-plan space this size needs a heating plan, often underfloor heating.

How does the project run?

  1. Tell us about the project. Call, use the guide price tool or send the form with a few photos and a postcode.
  2. We visit and measure. A surveyor checks the house, the boundaries and the ground, and discusses what is realistic.
  3. Price and paperwork. The design is priced line by line, and we submit the planning and building control applications.
  4. We build it. Work follows an agreed programme, with inspections at each stage and a final sign-off.

What people ask before starting

How long does a wraparound take?

Around 12 to 18 weeks on site after approvals.

Can we keep part of the kitchen working?

Often, by sequencing the work so the old back wall comes out last. We agree a plan with you before starting.

How do I get a price for wraparound extensions in Monmouth?

Use the guide price tool for a ballpark figure, then book a visit for a fixed written price for the agreed specification.

Other towns nearby

Learn more about wraparound extensions, or see every project we cover in Monmouth.

Planning an extension, loft or new home?

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