- Nation
- England
- Pricing region
- South West
- Postcode areas
- TA, BA, BS, DT
- Main towns
- Mendip, Bath, Weston-super-Mare, Taunton, Yeovil
What do small HMO conversions (3–6 sharers) in Somerset involve?
- Decoration and durable flooring
- Room-by-room size check before any work starts
- Second bathroom, shower room or ensuites
- Fire doors to rooms off the escape route
- Locks, door closers and thumb-turn locks on the exit route
- Interlinked smoke and heat detection
Which rules apply in Somerset?
- Under the Renters’ Rights Act, civil penalties reach £40,000 for offences such as running an unlicensed HMO.
- Licensed HMOs must meet national minimum bedroom sizes: 6.51 m² for one person aged 10 or over, 10.22 m² for two, and 4.64 m² for a child under 10.
- Council standards often step up at 5 and 6 sharers, for example a separate WC at 5 and a second bathroom from 6.
- 3–6 unrelated sharers is use class C4; changing from a family house is usually permitted development unless an Article 4 direction applies.
- Smoke alarms on every storey with living accommodation and CO alarms by fixed combustion appliances (other than gas cookers) are required by law.
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 small HMO conversions (3–6 sharers) cost in Somerset?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Typical 3–4 bed house to a 5–6 bed HMO, all-in | £30,000 – £75,000 | £31,200 – £78,000 | project |
| Conversion works per letting room (walls, linings, electrics, decoration; excludes kitchens, bathrooms and fire systems; our estimate) | £3,500 – £6,500 | £3,650 – £6,750 | letting room |
| Shared bathroom refit | £5,500 – £9,000 | £5,700 – £9,350 | bathroom |
| Interlinked mains alarm system (Grade D type), small HMO (our estimate from installer guides) | £800 – £2,000 | £830 – £2,100 | house |
| FD30S fire door leaf into an existing frame, with seals, closer and hinges, fitted | £300 – £600 | £310 – £620 | door |
Typical time on site: 4–10 weeks. For a figure for your house, try the guide-price tool.
Small HMO conversions (3–6 sharers) by town in Somerset
Questions about small HMO conversions (3–6 sharers) in Somerset
How many bathrooms does a small HMO need?
National rules in England say amenities must be adequate for the number of sharers, and councils set the numbers: often a bathroom plus a separate WC at five people and a second bathroom from six. We work to the figure your council publishes.
What is the smallest room I can let?
In a licensed HMO in England, a room for one person aged 10 or over must be at least 6.51 square metres, not counting floor under a ceiling lower than 1.5 metres. Councils can set larger sizes, and Wales, Scotland and Northern Ireland have their own standards. We measure every room before you commit to a layout.
Do you carry out small HMO conversions (3–6 sharers) across Somerset?
Yes, across the whole of Somerset, including Mendip, Bath, Weston-super-Mare.
Who licenses HMOs in Somerset?
HMOs in Somerset are licensed by the local council for the address. Where an area has several councils, each runs its own licensing and planning policies.
Other HMO services in Somerset
- House to HMO conversion in Somerset
- Ensuite installation in Somerset
- Fire alarm and detection systems in Somerset
- Communal kitchen refits in Somerset
- Fire doors in Somerset
- Licence condition and schedule-of-works in Somerset
- Void and between-tenancy refurbs in Somerset
- Extensions for extra rooms in Somerset