A house to HMO conversion turns a single-family home into a house in multiple occupation: a shared home for unrelated people with private bedrooms and shared kitchen or bathroom space. Landlords in St Albans (AL1, AL2 and AL3) usually come to us with a council letter, a fire risk assessment or a house they have just bought. We price from whichever you have.
- Area
- Hertfordshire, England
- Postcodes
- AL1, AL2 and AL3
- Location
- 19 miles north-west of London
- Pricing region
- East of England
What does house to HMO conversion in St Albans involve?
- Measured survey and room-size check against the licensing standards
- Fire doors, fire-rated linings and an interlinked fire alarm
- Extra bathrooms, shower rooms or ensuites
- Decoration, flooring and a handover pack for licensing
- New stud walls, door openings and room splits
Which rules apply in St Albans?
House to HMO conversion in St Albans must satisfy national law for England, the council’s written HMO standards and, where walls, drainage or fire separation change, the building rules. In short:
- Mandatory HMO licence for 5 or more people in 2 or more households (since October 2018); councils can add additional licensing for smaller HMOs.
- 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.
- National rules ask for an adequate number of bathrooms, WCs and basins and suitably located kitchens; numeric ratios are set by each council.
- 3–6 unrelated sharers is use class C4; changing from a family house is usually permitted development unless an Article 4 direction applies.
How much does house to HMO conversion cost in St Albans?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Typical 3–4 bed house to a 5–6 bed HMO, all-in | £30,000 – £75,000 | £31,800 – £79,500 | project |
| Conversion works per letting room (walls, linings, electrics, decoration; excludes kitchens, bathrooms and fire systems; our estimate) | £3,500 – £6,500 | £3,700 – £6,900 | letting room |
| Ensuite shower room added to a bedroom | £4,000 – £10,000 | £4,250 – £10,600 | ensuite |
| Communal HMO kitchen with extra cooking and sink capacity (our estimate from domestic ranges) | £8,000 – £18,000 | £8,500 – £19,100 | kitchen |
| Interlinked mains alarm system (Grade D type), small HMO (our estimate from installer guides) | £800 – £2,000 | £850 – £2,100 | house |
These are typical ranges including VAT, adjusted for East of England, where costs run above the UK average. The fixed price for a house in St Albans follows a site visit.
How long does it take?
Typical time on site: 6–14 weeks. We agree the programme with you before starting and send photo updates as the work progresses.
When do St Albans landlords need it?
We usually get the call when:
- You have bought, or are buying, a house to let to sharers
- A council has said an existing shared house needs works before a licence
Questions about house to HMO conversion in St Albans
How long does a house to HMO conversion take?
Most conversions of a three or four-bedroom house take six to fourteen weeks on site, after drawings and any approvals. Bigger layout changes, extensions or loft rooms add time.
Which postcodes in St Albans do you work in?
All of them, including AL1, AL2 and AL3, and the surrounding parts of Hertfordshire.
Where do I check the HMO rules for an address in St Albans?
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 does house to HMO conversion cost in St Albans?
Our guide ranges for East of England 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.
House to HMO conversion near St Albans
- Harpenden · 5 mi
- Hatfield · 5 mi
- Hemel Hempstead · 5 mi
- North Watford · 5 mi
- Welwyn Garden City · 6 mi
- Borehamwood · 7 mi
- All of Hertfordshire
Other HMO services in St Albans
- Small HMO conversions (3–6 sharers) in St Albans
- Large HMO conversions (7+ sharers) in St Albans
- HMO fire safety upgrades in St Albans
- Ensuite installation in St Albans
- Communal kitchen refits in St Albans
- Layout changes and room reconfiguration in St Albans
- Professional and co-living HMO refurbs in St Albans
- Rewires and EICR remedials in St Albans