An HMO loft conversion adds one or two letting rooms, often with an ensuite, in the roof space. In New Malden, a town of about 24,000 people in Greater London, the work is planned around the HMO rules for England and the council’s written HMO standards.
- Area
- Greater London, England
- Postcodes
- KT3, KT4 and SW20
- Location
- 9 miles south-west of London
- Pricing region
- London
What do loft conversions for extra rooms in New Malden involve?
- Ensuite where space allows
- Building control sign-off
- Fire doors and extended alarm system
- Structural design and steelwork
- New stair within the protected route
Which rules apply in New Malden?
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 New Malden before we price.
- 7 or more sharers is a sui generis large HMO and normally needs planning permission.
- A conversion can be a material change of use under the building regulations, so confirm with building control before work starts.
- Fire precautions follow a risk assessment; the LACORS Housing – Fire Safety guide (2008) is guidance, not law, but many councils base their standards on it.
- 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.
How much do loft conversions for extra rooms cost in New Malden?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Dormer loft conversion, about 30 m² | £40,000 – £60,000 | £51,200 – £76,800 | project |
| Rooflight loft conversion, about 30 m² | £22,500 – £30,000 | £28,800 – £38,400 | project |
These are typical ranges including VAT, adjusted for London, where costs run above the UK average. The fixed price for a house in New Malden follows a site visit.
How long does it take?
Most jobs of this kind take 6–10 weeks. If a council deadline applies in New Malden, tell us at the first call so the programme is built around it.
When do New Malden landlords need it?
Typical reasons for this work in New Malden:
- A house with usable roof space
- Moving to a larger HMO with the right consents
Questions about loft conversions for extra rooms in New Malden
Does a loft room need a fire escape window?
In an HMO the main protection is usually a protected stair and fire doors. The building regulations and fire strategy decide the detail.
Which postcodes in New Malden do you work in?
All of them, including KT3, KT4 and SW20, and the surrounding parts of Greater London.
Does a shared house in New Malden 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 loft conversions for extra rooms cost in New Malden?
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.
Loft conversions for extra rooms near New Malden
- Surbiton · 2 mi
- Morden · 3 mi
- Wimbledon · 3 mi
- Ewell · 4 mi
- Mitcham · 4 mi
- Sutton · 4 mi
- All of Greater London
Other HMO services in New Malden
- Extensions for extra rooms in New Malden
- Large HMO conversions (7+ sharers) in New Malden
- Escape routes, emergency lighting and fire stopping in New Malden
- Ensuite installation in New Malden
- Layout changes and room reconfiguration in New Malden
- Fire alarm and detection systems in New Malden
- HMO fire safety upgrades in New Malden
- Damp, mould and HHSRS repairs in New Malden