Census 2021 puts Bloomsbury at 6,576 households with a median age of 27.6. The Georgian and early Victorian stock is renter-heavy, which is why 5% houses and 95% flats need different handling in WC1.
Private renting sits at 38% and owner-occupation at 20%; the first group books clearance services at short notice, the second plans it.
Walls are often with surface conduit, over precast concrete panels and dense blockwork — which is what a 95% flat share across the ONS neighbourhood covering Bloomsbury actually produces, so the fixing that matters in Bloomsbury is chosen on site — the usual failure here is in WC1, drilling blind into a panel with reinforcement or a buried cable behind it — measured on the walk in from Russell Square (Piccadilly) rather than assumed from a map.
Two streets can behave very differently in Bloomsbury: garden squares, university faculties and the British Museum's streets of Georgian terraces. The quote reflects the street the job is actually on. Bloomsbury sits inside the Congestion Charge zone as well as ULEZ, so both are itemised on the quote rather than absorbed into an hourly rate.
On access, camden CPZ all week, listed staircases and squares where loading needs a bay suspension — one reason standard crews are two people with a 3.5-tonne Luton; bigger clears run two vans or return the same day rather than overfilling. Fitters travelling in use Russell Square (Piccadilly).