An HMO extension adds space to a shared house, usually a ground-floor bedroom with ensuite or a bigger communal kitchen. St Albans is 19 miles north-west of London. We price extensions for extra rooms there against England’s HMO rules and the council’s written HMO standards, so work is planned to the standard an inspection looks for.
- Area
- Hertfordshire, England
- Postcodes
- AL1, AL2 and AL3
- Location
- 19 miles north-west of London
- Pricing region
- East of England
What do extensions for extra rooms in St Albans involve?
- Ensuite drainage and extraction
- Heating, insulation and glazing
- Planning route check and drawings
- Party wall coordination where needed
- Fire separation and detection extended to the new space
Which rules apply in St Albans?
Here is what usually applies to a St Albans job of this kind. It is general information rather than legal advice, and the council’s written HMO standards have the final detail.
- 3–6 unrelated sharers is use class C4; changing from a family house is usually permitted development unless an Article 4 direction applies.
- A conversion can be a material change of use under the building regulations, so confirm with building control before work starts.
- The Fire Safety Order 2005 applies to the common parts of HMOs, enforced by the fire and rescue authority.
- National rules ask for an adequate number of bathrooms, WCs and basins and suitably located kitchens; numeric ratios are set by each council.
How much do extensions for extra rooms cost in St Albans?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Single-storey extension, about 15 m² | £35,000 – £60,000 | £37,100 – £63,600 | project |
| Single-storey extension per m² | £1,800 – £4,000 | £1,900 – £4,250 | m² |
These are typical ranges including VAT, adjusted for East of England, where costs run above the UK average. The fixed price for a house in St Albans follows a site visit.
How long does it take?
Most jobs of this kind take 8–14 weeks. If a council deadline applies in St Albans, tell us at the first call so the programme is built around it.
When do St Albans landlords need it?
Typical reasons for this work in St Albans:
- Adding a ground-floor room
- Moving to more sharers with consent
Questions about extensions for extra rooms in St Albans
Is a kitchen extension worth it?
Often, when the existing kitchen limits how many people the council will allow. A bigger kitchen can unlock an extra room.
How far do you travel from St Albans?
We cover the whole of Hertfordshire and work UK-wide. For St Albans the nearest towns on our list are Harpenden (5 miles), Hatfield (5 miles), Hemel Hempstead (5 miles).
Does a shared house in St Albans 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 St Albans?
Our guide ranges for East of England 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 St Albans
- Harpenden · 5 mi
- Hatfield · 5 mi
- Hemel Hempstead · 5 mi
- North Watford · 5 mi
- Welwyn Garden City · 6 mi
- Borehamwood · 7 mi
- All of Hertfordshire
Other HMO services in St Albans
- Loft conversions for extra rooms in St Albans
- Communal kitchen refits in St Albans
- Layout changes and room reconfiguration in St Albans
- Large HMO conversions (7+ sharers) in St Albans
- Ensuite installation in St Albans
- House to HMO conversion in St Albans
- Small HMO conversions (3–6 sharers) in St Albans
- Student HMO refurbishment in St Albans