- Nation
- England
- Pricing region
- North East
- Postcode areas
- NE, TD, DH, CA
- Main towns
- Blyth, Cramlington, Ashington
What do loft conversions for extra rooms in Northumberland involve?
- Structural design and steelwork
- Feasibility and head-height check
- Dormer or roof windows
- Building control sign-off
- New stair within the protected route
- Planning or permitted development check
Which rules apply in Northumberland?
- 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.
- Smoke alarms on every storey with living accommodation and CO alarms by fixed combustion appliances (other than gas cookers) are required by law.
- Floor area under a ceiling lower than 1.5 m does not count towards the room size, and many councils set larger sizes.
- Mandatory HMO licence for 5 or more people in 2 or more households (since October 2018); councils can add additional licensing for smaller HMOs.
Councils in England can add additional licensing and Article 4 directions on top of the national rules. Check the council’s website for the exact address before you buy or start work.
How much do loft conversions for extra rooms cost in Northumberland?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Dormer loft conversion, about 30 m² | £40,000 – £60,000 | £36,800 – £55,200 | project |
| Rooflight loft conversion, about 30 m² | £22,500 – £30,000 | £20,700 – £27,600 | project |
Typical time on site: 6–10 weeks. For a figure for your house, try the guide-price tool.
Loft conversions for extra rooms by town in Northumberland
Questions about loft conversions for extra rooms in Northumberland
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.
Will the loft room count for licensing?
Only the floor area with at least 1.5 metres of headroom counts towards the room size in England.
Do you carry out loft conversions for extra rooms across Northumberland?
Yes, across the whole of Northumberland, including Blyth, Cramlington, Ashington.
Who licenses HMOs in Northumberland?
HMOs in Northumberland are licensed by the local council for the address. Where an area has several councils, each runs its own licensing and planning policies.
Other HMO services in Northumberland
- Extensions for extra rooms in Northumberland
- Large HMO conversions (7+ sharers) in Northumberland
- Escape routes, emergency lighting and fire stopping in Northumberland
- Ensuite installation in Northumberland
- Layout changes and room reconfiguration in Northumberland
- Fire alarm and detection systems in Northumberland
- Void and between-tenancy refurbs in Northumberland
- Professional and co-living HMO refurbs in Northumberland