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 Abergavenny we start with a measured survey, check the council’s written HMO standards for the number of sharers, and then price each item separately.
- Area
- Monmouthshire, Wales
- Postcodes
- NP7
- Location
- 25 miles north of Cardiff
- Pricing region
- Wales
What do extensions for extra rooms in Abergavenny involve?
- Building control completion
- Ensuite drainage and extraction
- Foundations, structure and roof
- Kitchen or bedroom fit-out
- Fire separation and detection extended to the new space
Which rules apply in Abergavenny?
Here is what usually applies to a Abergavenny job of this kind. It is general information rather than legal advice, and the council’s written HMO standards have the final detail.
- More than 6 sharers is a sui generis HMO and needs planning permission; councils such as Cardiff apply concentration limits.
- Building regulations cover structural work, partitions, drainage, fire-resisting construction and electrics; confirm with building control whether the conversion is a material change of use.
- Council HMO standards and the fire risk assessment set detection, fire doors and escape routes.
- Kitchen and bathroom ratios are set in each council’s HMO standards.
How much do extensions for extra rooms cost in Abergavenny?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Single-storey extension, about 15 m² | £35,000 – £60,000 | £32,900 – £56,400 | project |
| Single-storey extension per m² | £1,800 – £4,000 | £1,700 – £3,750 | m² |
These are typical ranges including VAT, adjusted for Wales, where costs run below the UK average. The fixed price for a house in Abergavenny follows a site visit.
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 Abergavenny landlords need it?
Landlords in Abergavenny most often ask us for this when:
- Moving to more sharers with consent
- A kitchen too small for the number of sharers
Questions about extensions for extra rooms in Abergavenny
Is a kitchen extension worth it?
Often, when the existing kitchen limits how many people the council will allow. A bigger kitchen can unlock an extra room.
How far do you travel from Abergavenny?
We cover the whole of Monmouthshire and work UK-wide. For Abergavenny the nearest towns on our list are Brynmawr (7 miles), Pontypool (8 miles), Ebbw Vale (9 miles).
Does a shared house in Abergavenny need an HMO licence?
In Wales, mandatory licensing covers HMOs of 3 or more storeys with 5 or more people. Many councils, including Cardiff and Swansea, also run additional licensing for smaller HMOs. Every landlord must register with Rent Smart Wales.
How much do extensions for extra rooms cost in Abergavenny?
Our guide ranges for Wales 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 Abergavenny
- Brynmawr · 7 mi
- Pontypool · 8 mi
- Ebbw Vale · 9 mi
- Tredegar · 10 mi
- Cwmbran · 12 mi
- Bargoed · 13 mi
- All of Monmouthshire
Other HMO services in Abergavenny
- Loft conversions for extra rooms in Abergavenny
- Communal kitchen refits in Abergavenny
- Layout changes and room reconfiguration in Abergavenny
- Large HMO conversions (7+ sharers) in Abergavenny
- Ensuite installation in Abergavenny
- House to HMO conversion in Abergavenny
- Professional and co-living HMO refurbs in Abergavenny
- Full HMO refurbishment in Abergavenny