Building services in Newtownabbey
House extensions
- Single-storey extensions
- Double-storey extensions
- Side extensions
- Side return extensions
- Wraparound extensions
- Kitchen extensions
- Orangeries
- Glazed and contemporary extensions
- Porches
Loft conversions
- Dormer loft conversions
- Hip-to-gable loft conversions
- Mansard loft conversions
- Rooflight loft conversions
- Bungalow loft conversions
Garage, basement and barn conversions
New build homes
Renovations and structural work
Design and approvals
Guide prices in Newtownabbey
| Project | Guide range (inc VAT) |
|---|---|
| Dormer loft conversions | £41,500–£58,500 for a typical rear dormer with en-suite |
| Hip-to-gable loft conversions | £47,500–£67,000 for a hip-to-gable with rear dormer |
| Garage conversions | £15,500–£26,000 for a single integral garage |
| House renovations | £750–£1,550 per m² for a medium to full renovation |
| Structural alterations and knock-throughs | £3,750–£8,250 for a typical knock-through with steel beam |
| Orangeries | £2,050–£2,900 per m² of floor area |
Building costs in Northern Ireland run about 14% below the UK average, and the figures for Newtownabbey are adjusted to reflect that.
Planning permission in Newtownabbey
In Northern Ireland the Planning (General Permitted Development) Order (Northern Ireland) 2015 allows single-storey rear extensions of up to 3 metres on attached houses and 4 metres on detached houses, no higher than 4 metres, with eaves no higher than 3 metres within 2 metres of a boundary. Houses with removed rights need planning permission, listed buildings need consent, and in conservation areas extensions must stay single-storey and must not come forward of the front or side walls.
In Northern Ireland building control approval comes from the council, usually through a full plans application or a building notice, with inspections during the work and a completion certificate at the end.
About building in Newtownabbey
Northern Ireland has many detached and semi-detached homes on generous plots, which suits single-storey rear extensions and garage conversions.
Projects in Newtownabbey (BT36 and BT37) are surveyed in person before we quote, so the price reflects your actual property. Newtownabbey has a population of around 64,000.
How it works
- 01
Visit and measured survey
A free visit to understand the project, check access and take measurements.
- 02
Design and fixed quote
Drawings, structural calculations and an itemised, fixed price for the agreed specification.
- 03
Permissions sorted
Applications, building control and neighbour arrangements, all before the start date.
- 04
Build and sign-off
We run the build to a written programme and hand over the completion certificate.
Questions from homeowners in Newtownabbey
Do you work in Newtownabbey?
Yes. We take on extensions, loft conversions, conversions, renovations and new builds across Newtownabbey, including postcodes BT36 and BT37.
Do I need planning permission for an extension in Newtownabbey?
In Northern Ireland the Planning (General Permitted Development) Order (Northern Ireland) 2015 allows single-storey rear extensions of up to 3 metres on attached houses and 4 metres on detached houses, no higher than 4 metres, with eaves no higher than 3 metres within 2 metres of a boundary. Houses with removed rights need planning permission, listed buildings need consent, and in conservation areas extensions must stay single-storey and must not come forward of the front or side walls.
Is the home visit free?
Yes. The first visit to discuss your project and measure up for a quote is free, with no obligation.
How much does a loft conversion cost in Newtownabbey?
A rear dormer loft conversion in Newtownabbey typically costs £41,500–£58,500 for a typical rear dormer with en-suite, including VAT.
How much does an extension cost in Newtownabbey?
A single-storey extension in Newtownabbey typically costs £1,700–£2,500 per m² of floor area, and a double-storey extension £1,400–£2,150 per m² of floor area (both floors), including VAT.