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 Dronfield 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
- Derbyshire, England
- Postcodes
- S18
- Location
- 6 miles south of Sheffield
- Pricing region
- East Midlands
What do extensions for extra rooms in Dronfield involve?
- Fire separation and detection extended to the new space
- Ensuite drainage and extraction
- Heating, insulation and glazing
- Foundations, structure and roof
- Kitchen or bedroom fit-out
Which rules apply in Dronfield?
Extensions for extra rooms in Dronfield 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.
- Smoke alarms on every storey with living accommodation and CO alarms by fixed combustion appliances (other than gas cookers) are required by law.
- 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 Dronfield?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Single-storey extension, about 15 m² | £35,000 – £60,000 | £33,950 – £58,200 | project |
| Single-storey extension per m² | £1,800 – £4,000 | £1,750 – £3,900 | m² |
Prices in Dronfield are shown with our regional adjustment for East Midlands (below the UK average). Your quote is itemised and fixed in writing once the scope and specification are agreed.
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 Dronfield landlords need it?
Typical reasons for this work in Dronfield:
- A kitchen too small for the number of sharers
- Moving to more sharers with consent
Questions about extensions for extra rooms in Dronfield
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.
Do you cover all of Dronfield?
Yes. We work across Dronfield and the S18 postcode areas, plus the rest of Derbyshire. Nearby places we also cover include Chesterfield, Sheffield, Staveley.
Does a shared house in Dronfield 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 Dronfield?
Our guide ranges for East Midlands 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 Dronfield
- Chesterfield · 4 mi
- Sheffield · 6 mi
- Staveley · 6 mi
- Burngreave · 6 mi
- Rotherham · 10 mi
- Chapeltown · 11 mi
- All of Derbyshire
Other HMO services in Dronfield
- Loft conversions for extra rooms in Dronfield
- Communal kitchen refits in Dronfield
- Layout changes and room reconfiguration in Dronfield
- Large HMO conversions (7+ sharers) in Dronfield
- Ensuite installation in Dronfield
- House to HMO conversion in Dronfield
- Void and between-tenancy refurbs in Dronfield
- EPC and energy upgrades in Dronfield