In Highbury (N5) the split is 77% flats to 23% houses over 7,327 households, and the stock is mainly Victorian.
The social-housing-led mix here (37% owned, 30% privately rented) means a N5 diary swings between short-notice tenancy deadlines and appointments set a fortnight out.
Highbury substrates run to precast concrete panels and dense blockwork in Highbury, often with surface conduit, measured on the walk in from Highbury & Islington (Victoria, Overground) rather than assumed from a map. Nothing is drilled until the wall has been sounded, because Highbury gives us drilling blind into a panel with reinforcement or a buried cable behind it, and with 30% of homes here privately rented, it sets the booking date as often as the job does is the mistake that costs a N5 customer twice.
Highbury 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 — highbury Fields, Arsenal match days and streets of tall Victorian terraces — which is why a N5 quote is not a Islington average.
Getting to the door matters as much as the job: match-day road closures and controlled parking, plus flats three or four floors up without lifts. Highbury & Islington (Victoria, Overground) is the nearest station, and two operatives with a Luton van as standard, scaling to a second vehicle for a full three-bed or a property with no lift.