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. For a house in Putney 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
- Greater London, England
- Postcodes
- SW15 and SW18
- Location
- 5 miles south-west of London
- Pricing region
- London
What does house to HMO conversion in Putney involve?
- Measured survey and room-size check against the licensing standards
- Extra bathrooms, shower rooms or ensuites
- Fire doors, fire-rated linings and an interlinked fire alarm
- Layout drawings showing bedrooms, kitchens, bathrooms and the escape route
- New stud walls, door openings and room splits
Which rules apply in Putney?
The rules below are the England-wide position for this kind of work. Councils add their own standards and schemes on top, so we always check the address in Putney before we price.
- 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.
- 7 or more sharers is a sui generis large HMO and normally needs planning permission.
How much does house to HMO conversion cost in Putney?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Typical 3–4 bed house to a 5–6 bed HMO, all-in | £30,000 – £75,000 | £38,400 – £96,000 | project |
| Conversion works per letting room (walls, linings, electrics, decoration; excludes kitchens, bathrooms and fire systems; our estimate) | £3,500 – £6,500 | £4,500 – £8,300 | letting room |
| Ensuite shower room added to a bedroom | £4,000 – £10,000 | £5,100 – £12,800 | ensuite |
| Communal HMO kitchen with extra cooking and sink capacity (our estimate from domestic ranges) | £8,000 – £18,000 | £10,250 – £23,050 | kitchen |
| Interlinked mains alarm system (Grade D type), small HMO (our estimate from installer guides) | £800 – £2,000 | £1,000 – £2,550 | house |
These are typical ranges including VAT, adjusted for London, where costs run above the UK average. The fixed price for a house in Putney 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 Putney landlords need it?
Typical reasons for this work in Putney:
- You have bought, or are buying, a house to let to sharers
- A family let is moving to room-by-room letting
Questions about house to HMO conversion in Putney
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 Putney do you work in?
All of them, including SW15 and SW18, and the surrounding parts of Greater London.
Does a shared house in Putney need an HMO licence?
In England, a mandatory licence is needed for 5 or more people from 2 or more households. Smaller HMOs can need a licence where the council runs additional licensing, which is common in towns with many shared houses. Check the council’s website for the address.
How much does house to HMO conversion cost in Putney?
Our guide ranges for London 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 Putney
- Barnes · 2 mi
- Fulham · 2 mi
- Wimbledon · 3 mi
- Chelsea · 3 mi
- Chiswick · 3 mi
- Battersea · 3 mi
- All of Greater London
Other HMO services in Putney
- Small HMO conversions (3–6 sharers) in Putney
- Large HMO conversions (7+ sharers) in Putney
- HMO fire safety upgrades in Putney
- Ensuite installation in Putney
- Communal kitchen refits in Putney
- Layout changes and room reconfiguration in Putney
- Loft conversions for extra rooms in Putney
- Student HMO refurbishment in Putney