An HMO extension adds space to a shared house, usually a ground-floor bedroom with ensuite or a bigger communal kitchen. Becontree is 11 miles east 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
- Greater London, England
- Postcodes
- RM6, RM8 and RM9
- Location
- 11 miles east of London
- Council
- London Borough of Barking and Dagenham
- Pricing region
- London
What do extensions for extra rooms in Becontree involve?
- Planning route check and drawings
- Ensuite drainage and extraction
- Kitchen or bedroom fit-out
- Foundations, structure and roof
- Heating, insulation and glazing
Which rules apply in Becontree?
Here is what usually applies to a Becontree job of this kind. It is general information rather than legal advice, and the council’s written HMO standards have the final detail.
- 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.
- National rules ask for an adequate number of bathrooms, WCs and basins and suitably located kitchens; numeric ratios are set by each council.
London Borough of Barking and Dagenham: local HMO schemes
| Article 4 (HMO) | In force across the council area Borough-wide Article 4 Direction (C3 to C4) since 14 May 2012. |
|---|---|
| Additional licensing | In force across the council area Borough-wide additional licensing launched 9 Jan 2025 for five years (to 8 Jan 2030). |
| Selective licensing | In force across the council area Selective licensing across the borough in three designated areas from 6 Apr 2025 for five years (to 5 Apr 2030). |
Schemes change. Check the council’s current pages for the exact address in Becontree before you buy or start work. Source: London Borough of Barking and Dagenham HMO licensing page, checked 2026-10-31.
How much do extensions for extra rooms cost in Becontree?
| 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 Becontree 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?
Typical time on site: 8–14 weeks. We agree the programme with you before starting and send photo updates as the work progresses.
When do Becontree landlords need it?
We usually get the call when:
- Adding a ground-floor room
- Moving to more sharers with consent
Questions about extensions for extra rooms in Becontree
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 Becontree?
Yes. We work across Becontree and the RM6, RM8 and RM9 postcode areas, plus the rest of Greater London. Nearby places we also cover include Dagenham, Barking, Ilford.
Which council covers HMOs in Becontree?
Becontree is covered by London Borough of Barking and Dagenham. We read the council’s written HMO standards before pricing, and you should check the licence position for the exact address.
How much do extensions for extra rooms cost in Becontree?
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 Becontree
- Dagenham · 2 mi
- Barking · 2 mi
- Ilford · 2 mi
- Romford · 3 mi
- Thamesmead · 3 mi
- Hornchurch · 4 mi
- All of Greater London
Other HMO services in Becontree
- Loft conversions for extra rooms in Becontree
- Communal kitchen refits in Becontree
- Layout changes and room reconfiguration in Becontree
- Large HMO conversions (7+ sharers) in Becontree
- Ensuite installation in Becontree
- House to HMO conversion in Becontree
- Damp, mould and HHSRS repairs in Becontree
- Licence condition and schedule-of-works in Becontree