A large HMO is a shared house for seven or more people. For a house in Heston 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
- TW3, TW5 and UB2
- Location
- 11 miles west of London
- Pricing region
- London
What do large HMO conversions (7+ sharers) in Heston involve?
- Planning and building control drawings, coordinated with your designer
- Ensuites or extra bathrooms
- Sound insulation between rooms and floors
- Protected stair and landing with fire doors and fire stopping
- Fire alarm and detection system sized for the building
Which rules apply in Heston?
Large HMO conversions (7+ sharers) in Heston 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.
- Council standards often step up at 5 and 6 sharers, for example a separate WC at 5 and a second bathroom from 6.
- 7 or more sharers is a sui generis large HMO and normally needs planning permission.
How much do large HMO conversions (7+ sharers) cost in Heston?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| 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 |
| Panel alarm system (Grade A type), larger HMO | £1,750 – £4,500 | £2,250 – £5,750 | house |
| Protected route upgrades: fire-resisting linings, fire stopping, lighting (three-storey house, our estimate) | £2,000 – £6,000 | £2,550 – £7,700 | house |
| 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 |
Prices in Heston 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?
Typical time on site: 10–20 weeks. We agree the programme with you before starting and send photo updates as the work progresses.
When do Heston landlords need it?
We usually get the call when:
- You have planning in place, or want to apply
- A large house, three or more storeys, or a building with lots of rooms
Questions about large HMO conversions (7+ sharers) in Heston
Does a seven-bed HMO need planning permission?
In England, normally yes: seven or more unrelated sharers is a sui generis use outside class C4. Wales and Northern Ireland require permission for new HMOs anyway, and in Scotland more than five residents falls outside the houses class. Councils also apply concentration policies, so we check the address first.
Do you cover all of Heston?
Yes. We work across Heston and the TW3, TW5 and UB2 postcode areas, plus the rest of Greater London. Nearby places we also cover include Hounslow, Isleworth, Southall.
Does a shared house in Heston 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 do large HMO conversions (7+ sharers) cost in Heston?
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.
Large HMO conversions (7+ sharers) near Heston
- Hounslow · 1 mi
- Isleworth · 2 mi
- Southall · 2 mi
- Hayes · 3 mi
- Feltham · 3 mi
- Greenford · 3 mi
- All of Greater London
Other HMO services in Heston
- House to HMO conversion in Heston
- Escape routes, emergency lighting and fire stopping in Heston
- Fire alarm and detection systems in Heston
- Sound insulation in Heston
- Loft conversions for extra rooms in Heston
- Extensions for extra rooms in Heston
- Rewires and EICR remedials in Heston
- Layout changes and room reconfiguration in Heston