An HMO extension adds space to a shared house, usually a ground-floor bedroom with ensuite or a bigger communal kitchen. Landlords in Thamesmead (SE2 and SE28) 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
- SE2 and SE28
- Location
- 11 miles east of London
- Pricing region
- London
What do extensions for extra rooms in Thamesmead involve?
- Fire separation and detection extended to the new space
- Ensuite drainage and extraction
- Foundations, structure and roof
- Building control completion
- Heating, insulation and glazing
Which rules apply in Thamesmead?
Here is what usually applies to a Thamesmead 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.
- 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 Thamesmead?
| 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 |
Prices in Thamesmead are shown with our regional adjustment for London (above 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 Thamesmead landlords need it?
Typical reasons for this work in Thamesmead:
- Adding a ground-floor room
- Moving to more sharers with consent
Questions about extensions for extra rooms in Thamesmead
Do you handle building control?
Yes, from application to completion certificate.
How far do you travel from Thamesmead?
We cover the whole of Greater London and work UK-wide. For Thamesmead the nearest towns on our list are Barking (3 miles), Welling (3 miles), Becontree (3 miles).
Does a shared house in Thamesmead 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 Thamesmead?
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 Thamesmead
- Barking · 3 mi
- Welling · 3 mi
- Becontree · 3 mi
- Dagenham · 4 mi
- Ilford · 4 mi
- Canning Town · 4 mi
- All of Greater London
Other HMO services in Thamesmead
- Loft conversions for extra rooms in Thamesmead
- Communal kitchen refits in Thamesmead
- Layout changes and room reconfiguration in Thamesmead
- Large HMO conversions (7+ sharers) in Thamesmead
- Ensuite installation in Thamesmead
- House to HMO conversion in Thamesmead
- Professional and co-living HMO refurbs in Thamesmead
- Rewires and EICR remedials in Thamesmead