An HMO extension adds space to a shared house, usually a ground-floor bedroom with ensuite or a bigger communal kitchen. Landlords in Gillingham (ME7) 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
- Kent, England
- Postcodes
- ME7
- Location
- 30 miles east of London
- Council
- Medway Council
- Pricing region
- South East
What do extensions for extra rooms in Gillingham involve?
- Fire separation and detection extended to the new space
- Foundations, structure and roof
- Ensuite drainage and extraction
- Building control completion
- Heating, insulation and glazing
Which rules apply in Gillingham?
The rules below are the England-wide position for this kind of work. Councils add their own standards and schemes on top, so we always check the address in Gillingham before we price.
- 3–6 unrelated sharers is use class C4; changing from a family house is usually permitted development unless an Article 4 direction applies.
- Building regulations cover structural changes, new partitions, ensuite drainage, fire-resisting construction and notifiable electrical work.
- 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.
Medway Council: local HMO schemes
| Article 4 (HMO) | In force in part of the council area Article 4 Direction for seven wards (Chatham Central & Brompton, Fort Pitt, Gillingham North/South, Luton, Strood North & Frindsbury, Watling), approved 16 Dec 2025, in force Jan 2026. |
|---|---|
| Additional licensing | Approved, starts 4 Jan 2027 Six wards (Chatham Central & Brompton, Fort Pitt, Gillingham North and South, Luton, Watling), 4 Jan 2027 to 3 Jan 2032. |
| Selective licensing | Approved, starts 4 Jan 2027 Seven wards (as additional licensing plus Strood North & Frindsbury), 4 Jan 2027 to 3 Jan 2032. |
Schemes change. Check the council’s current pages for the exact address in Gillingham before you buy or start work. Source: Medway Council HMO licensing page, checked 2026-10-31.
How much do extensions for extra rooms cost in Gillingham?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Single-storey extension, about 15 m² | £35,000 – £60,000 | £39,200 – £67,200 | project |
| Single-storey extension per m² | £1,800 – £4,000 | £2,000 – £4,500 | m² |
Use these as a starting point for budgeting. Access, condition and the council’s requirements in Gillingham can move the figure either way, which is why we quote after seeing the house.
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 Gillingham landlords need it?
We usually get the call when:
- Moving to more sharers with consent
- A kitchen too small for the number of sharers
Questions about extensions for extra rooms in Gillingham
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 Gillingham?
We cover the whole of Kent and work UK-wide. For Gillingham the nearest towns on our list are Chatham (1 miles), Rochester (2 miles), Strood (3 miles).
Which council covers HMOs in Gillingham?
Gillingham is covered by Medway Council. 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 Gillingham?
Our guide ranges for South East 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 Gillingham
- Chatham · 1 mi
- Rochester · 2 mi
- Strood · 3 mi
- Gravesend · 8 mi
- Maidstone · 9 mi
- Sittingbourne · 9 mi
- All of Kent
Other HMO services in Gillingham
- Loft conversions for extra rooms in Gillingham
- Communal kitchen refits in Gillingham
- Layout changes and room reconfiguration in Gillingham
- Large HMO conversions (7+ sharers) in Gillingham
- Ensuite installation in Gillingham
- House to HMO conversion in Gillingham
- Student HMO refurbishment in Gillingham
- Small HMO conversions (3–6 sharers) in Gillingham