A small HMO is a shared house for three to six unrelated people. For a house in Chiswick 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
- W4
- Location
- 6 miles west of London
- Pricing region
- London
What do small HMO conversions (3–6 sharers) in Chiswick involve?
- Second bathroom, shower room or ensuites
- Room-by-room size check before any work starts
- Decoration and durable flooring
- Locks, door closers and thumb-turn locks on the exit route
- Interlinked smoke and heat detection
Which rules apply in Chiswick?
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 Chiswick before we price.
- Under the Renters’ Rights Act, civil penalties reach £40,000 for offences such as running an unlicensed HMO.
- Floor area under a ceiling lower than 1.5 m does not count towards the room size, and many councils set larger sizes.
- 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.
How much do small HMO conversions (3–6 sharers) cost in Chiswick?
| 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 |
| Shared bathroom refit | £5,500 – £9,000 | £7,050 – £11,500 | bathroom |
| Interlinked mains alarm system (Grade D type), small HMO (our estimate from installer guides) | £800 – £2,000 | £1,000 – £2,550 | house |
| FD30S fire door leaf into an existing frame, with seals, closer and hinges, fitted | £300 – £600 | £380 – £770 | door |
Prices in Chiswick are shown with our regional adjustment for London (above the UK average). Your quote is itemised and fixed in writing once the scope and specification are agreed.
How long does it take?
Allow 4–10 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 Chiswick landlords need it?
We usually get the call when:
- You want a three to six sharer layout that fits the local planning rules
- An existing small HMO needs bringing up to date
Questions about small HMO conversions (3–6 sharers) in Chiswick
Does a small HMO need a licence?
In England a mandatory licence is needed when five or more people from two or more households share, and smaller HMOs can need one where the council runs additional licensing. Wales still applies a three-storey test, while in Scotland and Northern Ireland every HMO needs a licence. We check the address and tell you which applies before quoting.
Do you cover all of Chiswick?
Yes. We work across Chiswick and the W4 postcode areas, plus the rest of Greater London. Nearby places we also cover include Acton, Barnes, Shepherds Bush.
Where do I check the HMO rules for an address in Chiswick?
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 small HMO conversions (3–6 sharers) cost in Chiswick?
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.
Small HMO conversions (3–6 sharers) near Chiswick
- Acton · 1 mi
- Barnes · 1 mi
- Shepherds Bush · 2 mi
- Notting Hill · 3 mi
- Fulham · 3 mi
- Putney · 3 mi
- All of Greater London
Other HMO services in Chiswick
- House to HMO conversion in Chiswick
- Ensuite installation in Chiswick
- Fire alarm and detection systems in Chiswick
- Communal kitchen refits in Chiswick
- Fire doors in Chiswick
- Licence condition and schedule-of-works in Chiswick
- Bedroom upgrades and room refits in Chiswick
- Layout changes and room reconfiguration in Chiswick