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Timber frame extensions for homes in Newtownabbey

We design and build timber frame extensions for houses in Newtownabbey, with a written price once the survey and design are done and one point of contact throughout.

  • Guide price in NewtownabbeyFrom £18,000 inc VAT
  • PlanningNI permitted development (rear 3–4 m) or planning
  • Build time8–14 weeks on site
  • Postcode districtsBT3, BT14, BT15, BT36, BT37
Timber frame extension under construction with OSB sheathing and roof joists

When a timber frame extension makes sense

  • Sites where weight or speed matters
  • Contemporary designs with timber or board cladding
  • Homeowners who want strong energy performance

Moisture is the enemy of any timber building. We design ventilated cladding cavities, breather membranes and a proper damp-proof course height, and keep the frame dry during construction.

Planning rules that apply in Newtownabbey

In Northern Ireland the Planning (General Permitted Development) Order 2015 lets some single-storey rear extensions go ahead without planning permission, up to 3 m on a semi-detached or terraced house and 4 m on a detached house, within height and boundary limits. Larger, side and two-storey extensions normally need planning permission from the council, and building control approval is separate.

The planning position for a specific Newtownabbey address depends on its history and any designations, which is why we check it at the first visit.

Building close to a public sewer needs the agreement of NI Water, which we check during design.

Northern Ireland has no Party Wall Act. Where work is on or close to a shared boundary, we agree access and protection with your neighbour in writing before work starts.

Applications are decided by your council, which handles local planning in Northern Ireland.

Timber frame extension prices in Newtownabbey

Prices below are for Newtownabbey, using the Northern Ireland factor of ×0.86. They are guide ranges including VAT for the build only, not a quote.

Typical rates in Newtownabbey: £1,500 to £2,920 per m² including VAT, depending on specification.

SizeEssentialStandardPremium
3 m × 4 m
12 m²
£18,000 – £22,000£21,000 – £27,500£26,500 – £35,500
4 m × 5 m
20 m²
£30,000 – £36,500£35,000 – £46,000£44,500 – £58,500
5 m × 6 m
30 m²
£45,000 – £54,500£52,500 – £68,500£67,000 – £88,000

For a figure based on your own dimensions, use our guide-price tool.

Working in Newtownabbey

Our survey diary covers Newtownabbey, including BT3, BT14, BT15, BT36, BT37. The same team covers Belfast (4 miles), Carrickfergus (6 miles), Castlereagh (6 miles), Lisburn (11 miles), all within easy reach.

In Northern Ireland, extension projects follow the NI planning rules and council building control, which we account for from the first survey.

From first visit to completion

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

    A designer visits, takes measurements and photos, and discusses layouts, budget and timing with you.

  2. Design and approvals

    Once the layout is agreed, we deal with the council: planning permission or written confirmation that none is needed, plus building control.

  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.

Questions people ask about timber frame extensions

Can I see a price before committing to anything?

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

Do I need building regulations approval in Newtownabbey?

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

Will my neighbours in Newtownabbey be involved?

If a planning application is needed, the council notifies neighbours. Where work is close to a shared boundary, we agree access and protection with them in writing.

Does a timber frame extension need planning permission?

The same planning rules apply as for any extension. If the cladding looks different from the house, permitted development’s matching-materials condition may mean an application is needed.

Is timber frame cheaper than brick?

It is similar overall. The frame can save time on site, but the cladding choice has a big effect on cost. Our guide range is about £1,500 to £2,920 per m² including VAT.

Book a free site visit in Newtownabbey

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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