An HMO loft conversion adds one or two letting rooms, often with an ensuite, in the roof space. In Greenford, a town of about 38,000 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
- UB6 and W7
- Location
- 10 miles west of London
- Council
- London Borough of Ealing
- Pricing region
- London
What do loft conversions for extra rooms in Greenford involve?
- Ensuite where space allows
- Feasibility and head-height check
- Fire doors and extended alarm system
- Planning or permitted development check
- New stair within the protected route
Which rules apply in Greenford?
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 Greenford before we price.
- 3–6 unrelated sharers is use class C4; changing from a family house is usually permitted development unless an Article 4 direction applies.
- Building regulations cover structural changes, new partitions, ensuite drainage, fire-resisting construction and notifiable electrical work.
- The Fire Safety Order 2005 applies to the common parts of HMOs, enforced by the fire and rescue authority.
- Floor area under a ceiling lower than 1.5 m does not count towards the room size, and many councils set larger sizes.
London Borough of Ealing: local HMO schemes
| Article 4 (HMO) | In force across the council area Immediate direction for Perivale from 30 Oct 2024 and non-immediate direction for the rest of the borough from 2025. |
|---|---|
| Additional licensing | In force across the council area Borough-wide additional licensing 1 Apr 2022-31 Mar 2027; renewal consulted 15 Jul-24 Sep 2026. |
| Selective licensing | In force in part of the council area Two designations covering most wards: 1 Apr 2022-31 Mar 2027 (e.g. Southall, East/North Acton) and 3 Jan 2023-2 Jan 2028 (e.g. Greenford, Northolt, Perivale, Ealing Common). |
Schemes change. Check the council’s current pages for the exact address in Greenford before you buy or start work. Source: London Borough of Ealing HMO licensing page, checked 2026-10-31.
How much do loft conversions for extra rooms cost in Greenford?
| 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 |
Use these as a starting point for budgeting. Access, condition and the council’s requirements in Greenford can move the figure either way, which is why we quote after seeing the house.
How long does it take?
Typical time on site: 6–10 weeks. We agree the programme with you before starting and send photo updates as the work progresses.
When do Greenford landlords need it?
We usually get the call when:
- A house with usable roof space
- Adding rooms to make an HMO work financially
Questions about loft conversions for extra rooms in Greenford
How much head height do I need?
As a rule of thumb, about 2.2 metres at the highest point of the existing roof space before any work. Less can work with a dormer or lowered ceilings.
How far do you travel from Greenford?
We cover the whole of Greater London and work UK-wide. For Greenford the nearest towns on our list are Northolt (1 miles), Southall (2 miles), Brent (3 miles).
Which council covers HMOs in Greenford?
Greenford is covered by London Borough of Ealing. We read the council’s written HMO standards before pricing, and you should check the licence position for the exact address.
How much do loft conversions for extra rooms cost in Greenford?
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 Greenford
- Northolt · 1 mi
- Southall · 2 mi
- Brent · 3 mi
- Wembley · 3 mi
- Hayes · 3 mi
- Heston · 3 mi
- All of Greater London
Other HMO services in Greenford
- Extensions for extra rooms in Greenford
- Large HMO conversions (7+ sharers) in Greenford
- Escape routes, emergency lighting and fire stopping in Greenford
- Ensuite installation in Greenford
- Layout changes and room reconfiguration in Greenford
- Fire alarm and detection systems in Greenford
- Shared bathroom and shower room refits in Greenford
- Rewires and EICR remedials in Greenford