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Newry over-garage extensions, designed and built

From the first sketch to final sign-off, we plan and build over-garage extensions in Newry and the surrounding County Down area.

  • Guide price in NewryFrom £20,500 inc VAT
  • PlanningPermission from the council needed
  • Build time12–18 weeks on site
  • Postcode districtsBT35
Detached house with a bedroom extension above the attached garage

Planning and approvals in Newry

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.

Homes in conservation areas, areas of townscape character and listed buildings have tighter rules, so we always check the property's status and planning history before design starts.

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.

Guide prices for Newry

These guide figures apply our Northern Ireland adjustment (×0.86) to national rates. They include VAT at 20% and cover the build itself; design and council fees are listed separately.

Typical rates in Newry: £1,550 to £2,920 per m² including VAT, depending on specification.

SizeEssentialStandardPremium
Over a single garage
12 m²
£20,500 – £25,500£21,500 – £28,000£27,500 – £35,500
Over a large single garage
16 m²
£24,500 – £30,500£28,500 – £37,500£37,000 – £47,000
Over a double garage
24 m²
£37,000 – £45,500£43,000 – £56,000£55,500 – £70,500

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

When an over-garage extension makes sense

  • Families needing a bedroom without losing garden
  • Homes where the landing can connect to the new room
  • Detached and link-detached houses with an attached garage

Fitting the new room to the existing landing is the planning puzzle inside the house. We design the connection first, then the roof, so the extension does not end up with awkward steps or a corridor through a bedroom.

Covering Newry

Our survey diary covers Newry, including BT35. Neighbouring towns we cover include Banbridge (12 miles), Downpatrick (28 miles), Newtownards (39 miles), Bangor, County Down (43 miles).

Just over the County Armagh border, Armagh is about 17 miles away. In Northern Ireland, extension projects follow the NI planning rules and council building control, which we account for from the first survey.

Our process, step by step

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 Newry home, measure up, talk through what you want and check the planning position.

  2. Design and approvals

    We produce the drawings and structural design, and manage the approvals so they are in place before work starts.

  3. Fixed written price

    The price is fixed in writing once the design is settled, with a clear programme and payment stages.

  4. Build and sign-off

    Our team builds the extension, keeps you updated weekly and finishes with building control sign-off.

Common questions in Newry

Do I need building regulations approval in Newry?

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

Will my neighbours in Newry 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.

How long does an over-garage extension take to build in Newry?

On site, typically 12 to 18 weeks once approvals are in place. Before that, allow 8–14 weeks design and approvals.

Can I keep using the garage during the build?

Usually not for parking. The garage roof is removed and the space below is used for access and props for part of the build.

How much does a room over a garage cost?

Our guide range is about £1,550 to £2,920 per m² including VAT. A single-garage room of about 12 m² usually costs £21,500 to £28,000 at standard spec, more if the garage needs rebuilding.

Book a free site visit in Newry

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 .

Book a free site visit

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