An HMO extension adds space to a shared house, usually a ground-floor bedroom with ensuite or a bigger communal kitchen. Landlords in Shepherds Bush (W12) usually come to us with a council letter, a fire risk assessment or a house they have just bought. We price from whichever you have.
- Area
- Greater London, England
- Postcodes
- W12
- Location
- 4 miles west of London
- Pricing region
- London
What do extensions for extra rooms in Shepherds Bush involve?
- Planning route check and drawings
- Kitchen or bedroom fit-out
- Heating, insulation and glazing
- Foundations, structure and roof
- Ensuite drainage and extraction
Which rules apply in Shepherds Bush?
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 Shepherds Bush before we price.
- 7 or more sharers is a sui generis large HMO and normally needs planning permission.
- 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.
- Council standards often step up at 5 and 6 sharers, for example a separate WC at 5 and a second bathroom from 6.
How much do extensions for extra rooms cost in Shepherds Bush?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Single-storey extension, about 15 m² | £35,000 – £60,000 | £44,800 – £76,800 | project |
| Single-storey extension per m² | £1,800 – £4,000 | £2,300 – £5,100 | m² |
These are typical ranges including VAT, adjusted for London, where costs run above the UK average. The fixed price for a house in Shepherds Bush follows a site visit.
How long does it take?
Allow 8–14 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 Shepherds Bush landlords need it?
Landlords in Shepherds Bush most often ask us for this when:
- Moving to more sharers with consent
- A kitchen too small for the number of sharers
Questions about extensions for extra rooms in Shepherds Bush
Can I extend an HMO under permitted development?
Some extensions to houses are permitted development, but rules differ for HMOs and by nation and council. We check the address before design.
Which postcodes in Shepherds Bush do you work in?
All of them, including W12, and the surrounding parts of Greater London.
Does a shared house in Shepherds Bush 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 extensions for extra rooms cost in Shepherds Bush?
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.
Extensions for extra rooms near Shepherds Bush
- Notting Hill · 1 mi
- Chiswick · 2 mi
- Fulham · 2 mi
- Willesden · 2 mi
- Acton · 2 mi
- Barnes · 2 mi
- All of Greater London
Other HMO services in Shepherds Bush
- Loft conversions for extra rooms in Shepherds Bush
- Communal kitchen refits in Shepherds Bush
- Layout changes and room reconfiguration in Shepherds Bush
- Large HMO conversions (7+ sharers) in Shepherds Bush
- Ensuite installation in Shepherds Bush
- House to HMO conversion in Shepherds Bush
- Fire doors in Shepherds Bush
- Shared bathroom and shower room refits in Shepherds Bush