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Hawarden bedroom extensions, designed and built

A bedroom extension in Hawarden starts with the right design and the right approval route. We take care of both, then build it with our own project management.

  • Guide price in HawardenFrom £24,000 inc VAT
  • PlanningUsually a planning application
  • Build time14–22 weeks on site
  • Postcode districtsCH5
Bedroom in an extension with a roof window and an en-suite shower room

Local to Hawarden

Across CH5, we can visit, measure and advise. Neighbouring towns we cover include Deeside (1 mile), Buckley (3 miles), Flint (6 miles), Wrexham (10 miles).

Welshpool, in Powys, is roughly 37 miles from Hawarden and also on our list. Welsh housing ranges from stone terraces in the valleys to render-and-slate houses and modern estates, and the Welsh planning rules differ from England's in several places.

Guide prices for Hawarden

For Hawarden we adjust our national guide rates by ×0.93, the factor we use for Wales. Figures include VAT; your written quote after the survey replaces them.

Typical rates in Hawarden: £1,490 to £2,980 per m² including VAT, depending on specification.

SizeEssentialStandardPremium
One bedroom
12 m²
£24,000 – £29,500£24,000 – £31,500£26,500 – £36,000
Bedroom and en-suite
18 m²
£26,500 – £33,000£31,500 – £41,500£40,000 – £54,000
Two rooms
30 m²
£44,500 – £54,500£53,000 – £68,500£66,500 – £89,500

Try the guide-price tool to see a range for your own size and finish.

Planning and approvals in Hawarden

In Wales a rear extension of more than one storey can be permitted development only if the ground floor projects no more than 4 m, the upper floor no more than 3 m, it stays at least 10.5 m from the rear boundary and it is not in a conservation area, national park, National Landscape or World Heritage Site. Anything larger needs a planning application to the council.

Homes in conservation areas, national parks, National Landscapes (AONBs) and World Heritage Sites have tighter rules, so we always check the property's status and planning history before design starts.

Building regulations approval is separate from planning. Wales has its own building regulations and approved documents; the council or a registered building control approver checks the plans, inspects the work and issues a completion certificate.

The Party Wall etc. Act 1996 applies in Wales as in England: notice must be served before work to a shared wall, building on the boundary, or excavating close to a neighbour's foundations.

Applications are decided by the local planning authority (your county or county borough council, or the national park authority).

What is included

  • Fire safety: escape windows and smoke alarms to building regulations
  • En-suite drainage and ventilation design
  • Layout options: two-storey, over-garage or ground floor
  • Heating extended to the new rooms

What happens next

Site visits are free and there is no obligation. Where drawings are needed, the design stage is priced in writing before it starts.

  1. Free site visit

    We visit your Hawarden home, measure up, talk through what you want and check the planning position.

  2. Design and approvals

    Drawings are prepared and agreed with you, then submitted for the right planning route and building regulations approval.

  3. Fixed written price

    With the design and specification agreed, you get a fixed written price and a start date.

  4. Build and sign-off

    The build is managed from start to finish, inspected at each stage and signed off on completion.

Bedroom extension questions answered

Do I need building regulations approval in Hawarden?

Yes. Almost every extension needs it, whatever the planning route. We prepare the drawings and book the inspections.

Will my neighbours in Hawarden be involved?

If a planning application is needed, the council notifies neighbours. If the work is on or near a shared boundary, party wall notices may also be needed.

Can I see a price before committing to anything?

Yes. The guide prices on this page are adjusted for Hawarden, and the guide-price tool gives a range for your own size. After the survey you get a written price before anything is agreed.

Does an en-suite need a window?

No, but it needs mechanical extraction that meets the building regulations. We design the duct route at the drawing stage.

How much does a bedroom extension cost?

Our guide range is about £1,490 to £2,980 per m² including VAT. A bedroom with an en-suite of about 18 m² is typically £31,500 to £41,500 at standard spec, depending on whether it is part of a larger two-storey build.

Book a free site visit in Hawarden

We will measure up, check the planning position and give you honest guide figures.

  • Free, no-obligation site visit
  • Planning route checked before you spend on drawings
  • Written price once the design is agreed
  • Building control sign-off at the end

Prefer to talk? Call 0800 088 6341 or .

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