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 Chippenham 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
- Wiltshire, England
- Postcodes
- SN14 and SN15
- Location
- 20 miles east of Bristol
- Pricing region
- South West
What do extensions for extra rooms in Chippenham involve?
- Party wall coordination where needed
- Kitchen or bedroom fit-out
- Heating, insulation and glazing
- Fire separation and detection extended to the new space
- Planning route check and drawings
Which rules apply in Chippenham?
Here is what usually applies to a Chippenham job of this kind. It is general information rather than legal advice, and the council’s written HMO standards have the final detail.
- 7 or more sharers is a sui generis large HMO and normally needs planning permission.
- A conversion can be a material change of use under the building regulations, so confirm with building control before work starts.
- Smoke alarms on every storey with living accommodation and CO alarms by fixed combustion appliances (other than gas cookers) are required by law.
- National rules ask for an adequate number of bathrooms, WCs and basins and suitably located kitchens; numeric ratios are set by each council.
How much do extensions for extra rooms cost in Chippenham?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Single-storey extension, about 15 m² | £35,000 – £60,000 | £36,400 – £62,400 | project |
| Single-storey extension per m² | £1,800 – £4,000 | £1,850 – £4,150 | m² |
Use these as a starting point for budgeting. Access, condition and the council’s requirements in Chippenham 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 Chippenham landlords need it?
Typical reasons for this work in Chippenham:
- Adding a ground-floor room
- A kitchen too small for the number of sharers
Questions about extensions for extra rooms in Chippenham
Do you handle building control?
Yes, from application to completion certificate.
How far do you travel from Chippenham?
We cover the whole of Wiltshire and work UK-wide. For Chippenham the nearest towns on our list are Trowbridge (10 miles), Bath (12 miles), Yate (14 miles).
Where do I check the HMO rules for an address in Chippenham?
With the local council for the address. Councils in England can add additional licensing and Article 4 directions on top of the national rules. Check the council’s website for the exact address before you buy or start work.
How much do extensions for extra rooms cost in Chippenham?
Our guide ranges for South West 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 Chippenham
- Trowbridge · 10 mi
- Bath · 12 mi
- Yate · 14 mi
- Swindon · 16 mi
- Mangotsfield · 16 mi
- Kingswood · 17 mi
- All of Wiltshire
Other HMO services in Chippenham
- Loft conversions for extra rooms in Chippenham
- Communal kitchen refits in Chippenham
- Layout changes and room reconfiguration in Chippenham
- Large HMO conversions (7+ sharers) in Chippenham
- Ensuite installation in Chippenham
- House to HMO conversion in Chippenham
- Escape routes, emergency lighting and fire stopping in Chippenham
- Fire doors in Chippenham