Walk Blackfriars from Blackfriars Bridge and the Thames-spanning station outwards and the mixed-era pattern is obvious: 98% of the 4,914 households in EC4 live in flats, 2% in houses.
Private renting sits at 48% and owner-occupation at 37%; the first group books gym equipment assembly at short notice, the second plans it.
Expect dot-and-dab plasterboard over blockwork in EC4, with metal stud partitions between rooms — which is what a 98% flat share across the ONS neighbourhood covering Blackfriars actually produces behind the plaster in EC4. That is why fixings are picked in the room rather than off a van shelf, and why short screws that grip only the board and slowly lever it off the dabs on these streets — the pattern behind 4,914 households inside the EC4 neighbourhood is the fault we are called back to undo.
Two streets can behave very differently in Blackfriars: riverfront offices and legal quarter streets running up to Fleet Street. The quote reflects the street the job is actually on. Blackfriars sits inside the Congestion Charge zone as well as ULEZ, so both are itemised on the quote rather than absorbed into an hourly rate.
Getting to the door matters as much as the job: embankment red route with no stopping; access is via the side lanes with a permit. Blackfriars (Circle, District, Thameslink) is the nearest station, and one fitter for bikes, benches and rowers; two for treadmills, racks and multi-gyms, or wherever the machine must be carried above the ground floor.