Bathroom Renovation Kentish Town
Bathroom and wet-room refurbishment in Kentish Town, tanked, plumbed and tiled by one team.
- Rated 4.9 from 31 reviews on MyBuilder
- London guide: £6,000 to £20,000+
- 10 to 15 working days on site
- Free design visit, itemised quote
GS Renovation renovates bathrooms throughout Kentish Town, fitting out the period homes of NW5 from compact family bathrooms to loft en-suites near Highgate and Hampstead. We handle the waterproofing, drainage, tiling, heating and fit-out in-house, delivering watertight, well-ventilated rooms that make the most of a Victorian terrace's tight footprint.
In Kentish Town, a full bathroom refit typically costs £6,000 to £20,000 or more (indicative London ranges, MyBuilder and Checkatrade, 2026). GS Renovation Ltd, a building contractor based in Potters Bar, does the work in Kentish Town: we carry the tanking, plumbing and tiling as one contract, with the electrics certified by a registered electrician.
Price guide
| Work | Indicative London range |
|---|---|
| Bathroom renovation, full refit | £6,000 to £20,000+ |
Indicative London ranges (MyBuilder and Checkatrade, 2026), not a quotation. Prices checked September 2026. Full breakdown: Bathroom Renovation Cost.
Quick estimate for Kentish Town
Kentish Town range: choose above
How the job runs
- Free design visit at your Kentish Town home and an itemised quote.
- Strip-out, then first-fix plumbing and electrics.
- Tanking to the wet areas, then tiling.
- Sanitaryware and second fix, with notifiable electrics certified by a registered electrician. Typically 10 to 15 working days on site.

Wet rooms and waterproofing in NW5 homes
Getting a bathroom watertight in a Kentish Town terrace starts long before the tiles go on. We fully tank the walls and floor, bond the waterproof membrane into the corners and around the pipe penetrations, and lay proper falls to the drain so a wet room or walk-in shower never leaks into the timber floors below. In these older NW5 houses that discipline protects the joists and the ceilings of the rooms beneath.
Drainage and ventilation get the same attention. We rework the soil and waste runs to suit the new layout rather than forcing fixtures onto old positions, and we fit effective extraction to clear moisture, which matters in solid-wall Victorian houses prone to condensation. Underfloor heating warms the tiled floor and helps keep the room dry, and the notifiable electrical work is certified by a registered electrician under Part P, or notified to building control, at completion.
Housing in Kentish Town
Roughly 8,940 dwellings sit on the valuation list for Kentish Town. 13% are houses and 87% flats, and by age 44% predate 1919, 4% are interwar and 52% post-war. Where most homes are flats, a bathroom in a flat in Kentish Town sits over a neighbour's ceiling, so tanking comes first.
Bathrooms in Kentish Town's post-war blocks
52% of Kentish Town homes were built after 1945, and in a flat of that age the bathroom is often an internal room with no window. Its extract usually connects to a shared duct or a fan on the roof, and the drainage joins a stack that serves the flats above and below. Where the floor is a concrete slab it cannot be notched for a new waste, so the fall has to be found in the floor build-up or the ceiling void below. Those fixed points decide where a new shower or bath can go.
Before the Kentish Town layout is drawn, we ask the managing agent for the services drawings and check how the shared extract runs, since a new fan can fight the system or break into a fire-rated duct. At the end, Camden holds back the completion certificate until the finished bathroom has passed a surveyor's inspection, the charges are settled and any other certificates are in. For a bathroom that means the certificate for any new shower circuit, so we collect it before the final visit is booked.
Space-saving bathrooms for Kentish Town terraces
Bathrooms in NW5 terraces are often squeezed into a former closet wing or a slice of a rear bedroom, so clever planning matters more than size. We use wall-hung basins and toilets, slimline shower enclosures and recessed niches to reclaim every inch, and we build fitted storage into awkward alcoves. Where a family bathroom feels cramped, reconfiguring the layout can create a far more usable room from the same footprint.
Loft and bedroom en-suites are increasingly popular in Kentish Town, and sloping ceilings and long pipe runs make them a specialist job. We position the shower under the highest part of the roof, run the drainage back to the stack correctly, and boost the flow with a pump where the pressure needs it. Internal bathroom work needs no planning permission, so a well-planned en-suite is often quicker to deliver than owners expect.
A listed building is the exception: work that affects its character, inside or out, including an extension or taking out a wall or chimney breast, needs listed building consent from Camden Council, and doing it without consent is a criminal offence.
- Niches, benches and recessed storage formed in the wet area
- Drainage falls set to the gully in wet rooms
- Tanking membranes and waterproof boards behind tiles
VOA Council Tax stock of properties, March 2025, for Kentish Town West and Kentish Town East. Counts rounded by the VOA.
Trusted Bathroom Renovation in Kentish Town
Kentish Town homeowners choose GS Renovation because we handle the whole bathroom in-house, from tanking and drainage to tiling, underfloor heating and the final fit-out. Our founder's 30+ years on the tools means we understand solid-wall condensation, tight footprints and awkward pipe runs, so you get a watertight, well-ventilated room built to last, with the electrics certified by a registered electrician.
Saiid did a complete refurbishment of our small bathroom. This involved ripping out the existing bath/shower, basin, toilet, pipework, and tiles and…
George was a great find. The job required re-plastering the walls before fitting acrylic panels. He also re-plumbed the shower waste under the solid…
George always kept to commitments and arrived on time. He offered helpful suggestions during his initial visit and promptly provided a reasonably…
FAQ
Frequently Asked Questions about Bathroom Renovation Kentish Town
What is included in your bathroom renovation price in Kentish Town?
The bathroom renovation price for a Kentish Town home is itemised as labour, materials, approvals and reinstatement, typically totalling £6,000 to £20,000 or more (indicative). Where a floor or wall needs structural work, GS Renovation appoints and coordinates the engineer and builds to their specification at NW5. Any Camden Council building control fee has its own line, and the lines follow the order of works: the waste run is fixed before the tray goes down.
Can you fit an en-suite into the loft of my Kentish Town house?
Yes, loft en-suites are a popular NW5 project. The main challenges are the sloping ceiling, which we plan around by siting the shower under the highest point, and the long drainage run back to the soil stack, which we set out with correct falls and a pump if the pressure needs it. Internal bathroom work needs no planning permission, only Building Regulations for the structure and electrics.
How long does a Kentish Town bathroom renovation take?
Around 10 to 15 working days from strip-out to finish. In a Kentish Town flat with only one bathroom, that period needs planning: the toilet can often stay connected for most of it, but the tiling and grouting days leave the room unusable. We set out the programme in advance so you know which days to arrange a shower elsewhere.
Can a cast-iron or stone bath sit on the floor of my Kentish Town period home?
Only once the joists are checked. A filled cast-iron or stone bath with someone in it is a heavy point load, and older joists may have been notched for pipes. Joist direction and span decide whether it goes across several joists or needs extra timber beneath. In a flat, the ceiling below belongs to your neighbour, so strengthening is done first.
Where does the extractor fan in a Kentish Town bathroom vent to?
Outdoors, through ducting; Part F will not accept a fan that just stirs the air in the room. Many Kentish Town flats have an internal bathroom with no outside wall, so the duct has to thread through the ceiling void to reach one, and that sets both the ceiling height and where the fan can sit. The route is fixed before first fix so it is not squeezed in once the tiles are up.
Where can switches and sockets go in a Kentish Town bathroom?
Only outside the zones drawn around the bath and shower, which govern what fittings may sit where. New circuits, and changes to circuits in the zones around the bath or shower, are notifiable, so the electrician must be registered and certifies the installation under Part P. Heated towel rails, shaver points and underfloor mats are all settled at first fix, while cables can still be run before tanking and tiling.
Does moving the bathroom in a Kentish Town leasehold flat need full plans?
If the move involves building work such as a new drainage run or a new wall, yes. A leaseholder in Camden must have the freeholder's consent and must use a full plans application rather than a building notice. Put the drainage route and the ventilation on the drawings, since in a flat those cross into the freeholder's structure and are what both the freeholder and building control will look at.
What lies under a bathroom in a converted Victorian Kentish Town terrace?
Usually a timber floor that is also the boundary between two homes. 44% of Kentish Town homes were built before 1919, and where those houses were split into flats the floor was meant to separate them for fire and sound. Notching joists for a waste or recessing a shower tray can cut through that separation. We open one section first and rebuild any break to at least what was there.
Can a new en-suite in a Kentish Town terraced house go on a building notice?
It can if you own the freehold, since the leaseholder rule does not apply to a freehold house. With a Camden building notice no detailed plans are submitted and work can start within 2 days of applying, but there is no formal approval. For an en-suite that joins an existing stack that is usually enough. Where the soil pipe has to cross joists or a new stack is needed, full plans gets the route checked first.
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