Charterhouse

Charterhouse looks like what it is: a sliver of converted warehouses, mansion blocks and glass-fronted developments wedged between the City and Clerkenwell, with more flat-white counters than front gardens and almost nobody pushing a pram past them. This is dense, vertical, weekday-occupied London, built for people who work somewhere else in the city and sleep here.

The practical case for living here is mostly about trains, not cars. Farringdon sits right on top of the area with Underground, rail and what's now effectively Elizabeth line access, and Old Street isn't far behind — this is about as well-connected a patch of London as exists, which the near-top transport grade reflects. Schools are a genuine strength too: Charterhouse's own average Ofsted rating runs better than both the London and national averages, and City of London Primary Academy, Islington carries an Outstanding rating if you need a primary place. What you won't find much of is family-sized housing — the market here is almost entirely leasehold flats, with freeholds making up a small minority of sales, and a semi-detached house is a rarity worth a footnote rather than a category. A median age of 31 tells you who actually lives behind those doors: young professionals on their first or second flat, not households settling in for the school run.

None of this comes cheap. A median house price around £662,000 sits comfortably above the London regional average and some way clear of the national figure, and it's roughly 16% higher than the Islington borough benchmark it sits within — this is a premium pocket even by the capital's own standards, which is exactly what the weak affordability grade is flagging. Green space is thin on the ground, literally — the five local patches amount to under two hectares between them, nothing like the borough or national ratio — so weekend time outdoors generally means walking to Clerkenwell or the Barbican rather than staying put. What the area does instead is feed you: this is a part of London built around eating and drinking out, and the excellent nightlife grade isn't a fluke of the data, it's the whole point of living somewhere this central. Healthcare access scores strongly too, which matters more than it sounds for a population this dense.