Hampstead NW3 is Georgian and early Victorian and renter-heavy: 84% of homes here are flats and 17% are houses, across 11,433 households (ONS Census 2021).
Because 45% of Hampstead is privately rented and 17% socially rented, a lot of NW3 work is agreed with a landlord or managing agent rather than the person opening the door.
Walls are lath and plaster over timber studs in NW3, with solid brick on the party and external walls, and with 45% of homes here privately rented, it sets the booking date as often as the job does, so the fixing that matters in Hampstead is chosen on site — the usual failure here is a plasterboard plug spun into lime plaster in NW3, which crumbles the key and drops the panel, where 39% owner-occupation means the same home is booked again rather than a new tenant each year.
Hampstead sits inside the Congestion Charge zone as well as ULEZ, so both are itemised on the quote rather than absorbed into an hourly rate. What shapes the job more is the neighbourhood itself — georgian hill village of narrow lanes, artists' houses and the Heath on its doorstep — which is why a NW3 quote is not a Camden average.
Steep, narrow lanes where a 3.5t Luton is the practical maximum; several streets need a shuttle from Whitestone Pond. Nearest station is Hampstead (Northern), and one technician with a portable extraction machine and air mover on a single household booking; two technicians on HMO, student accommodation and serviced-apartment rounds where six or more mattresses are cleaned in a day.