An HMO extension adds space to a shared house, usually a ground-floor bedroom with ensuite or a bigger communal kitchen. For a house in Ballymena we start with a measured survey, check the NI HMO standards and licence conditions for the number of sharers, and then price each item separately.
- Area
- County Antrim, Northern Ireland
- Postcodes
- BT42, BT43 and BT44
- Location
- 23 miles north-west of Belfast
- Pricing region
- Northern Ireland
What do extensions for extra rooms in Ballymena involve?
- Building control completion
- Planning route check and drawings
- Party wall coordination where needed
- Kitchen or bedroom fit-out
- Ensuite drainage and extraction
Which rules apply in Ballymena?
Extensions for extra rooms in Ballymena must satisfy national law for Northern Ireland, the NI HMO standards and licence conditions and, where walls, drainage or fire separation change, the building rules. In short:
- All new HMOs need planning permission; councils such as Belfast apply HMO policy areas and limits on concentration.
- New HMOs need building control approval as well as planning permission.
- Doors on protected routes are typically FD30 or FD30S, self-closing on three hinges; emergency lighting is required in HMOs of 4 or more storeys.
- Kitchens, bathrooms and WCs must meet the 2019 living accommodation standard regulations and licence conditions.
How much do extensions for extra rooms cost in Ballymena?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Single-storey extension, about 15 m² | £35,000 – £60,000 | £31,500 – £54,000 | project |
| Single-storey extension per m² | £1,800 – £4,000 | £1,600 – £3,600 | m² |
Use these as a starting point for budgeting. Access, condition and the council’s requirements in Ballymena can move the figure either way, which is why we quote after seeing the house.
How long does it take?
Allow 8–14 weeks on site for a typical job. Drawings, approvals and long-lead items such as kitchens or fire door sets are booked before we start.
When do Ballymena landlords need it?
Landlords in Ballymena most often ask us for this when:
- A kitchen too small for the number of sharers
- Moving to more sharers with consent
Questions about extensions for extra rooms in Ballymena
Do you handle building control?
Yes, from application to completion certificate.
Do you cover all of Ballymena?
Yes. We work across Ballymena and the BT42, BT43 and BT44 postcode areas, plus the rest of County Antrim. Nearby places we also cover include Antrim, Larne, Newtownabbey.
Does a shared house in Ballymena need an HMO licence?
Yes, if 3 or more people forming more than two households live there as their main home and pay rent. Licensing for every council in Northern Ireland is run by the NI HMO Unit at Belfast City Council.
How much do extensions for extra rooms cost in Ballymena?
Our guide ranges for Northern Ireland are in the table on this page, and the guide-price tool gives a figure for your house. A fixed written quote follows a free site visit.
Extensions for extra rooms near Ballymena
- Antrim · 10 mi
- Larne · 18 mi
- Newtownabbey · 20 mi
- Carrickfergus · 21 mi
- Belfast · 23 mi
- Holywood · 24 mi
- All of County Antrim
Other HMO services in Ballymena
- Loft conversions for extra rooms in Ballymena
- Communal kitchen refits in Ballymena
- Layout changes and room reconfiguration in Ballymena
- Large HMO conversions (7+ sharers) in Ballymena
- Ensuite installation in Ballymena
- House to HMO conversion in Ballymena
- Commercial and above-shop to HMO in Ballymena
- Fire doors in Ballymena