An HMO extension adds space to a shared house, usually a ground-floor bedroom with ensuite or a bigger communal kitchen. For a house in Leigh 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 Manchester, England
- Postcodes
- M46 and WN7
- Location
- 12 miles west of Manchester
- Pricing region
- North West
What do extensions for extra rooms in Leigh involve?
- Fire separation and detection extended to the new space
- Kitchen or bedroom fit-out
- Party wall coordination where needed
- Building control completion
- Planning route check and drawings
Which rules apply in Leigh?
Extensions for extra rooms in Leigh 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:
- 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 Leigh?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Single-storey extension, about 15 m² | £35,000 – £60,000 | £33,600 – £57,600 | project |
| Single-storey extension per m² | £1,800 – £4,000 | £1,750 – £3,850 | m² |
These are typical ranges including VAT, adjusted for North West, where costs run below the UK average. The fixed price for a house in Leigh follows a site visit.
How long does it take?
Most jobs of this kind take 8–14 weeks. If a council deadline applies in Leigh, tell us at the first call so the programme is built around it.
When do Leigh landlords need it?
Typical reasons for this work in Leigh:
- A kitchen too small for the number of sharers
- Adding a ground-floor room
Questions about extensions for extra rooms in Leigh
Do you handle building control?
Yes, from application to completion certificate.
Do you cover all of Leigh?
Yes. We work across Leigh and the M46 and WN7 postcode areas, plus the rest of Greater Manchester. Nearby places we also cover include Atherton, Tyldesley, Golborne.
Does a shared house in Leigh 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 Leigh?
Our guide ranges for North West 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 Leigh
- Atherton · 2 mi
- Tyldesley · 2 mi
- Golborne · 3 mi
- Westhoughton · 4 mi
- Hindley · 4 mi
- Newton-le-Willows · 5 mi
- All of Greater Manchester
Other HMO services in Leigh
- Loft conversions for extra rooms in Leigh
- Communal kitchen refits in Leigh
- Layout changes and room reconfiguration in Leigh
- Large HMO conversions (7+ sharers) in Leigh
- Ensuite installation in Leigh
- House to HMO conversion in Leigh
- Rewires and EICR remedials in Leigh
- Commercial and above-shop to HMO in Leigh