Heolgerrig sits on the edge of Merthyr Tydfil the way a lot of Valleys suburbs do — terraced rows climbing the hillside, a scatter of semis and detached houses further up, and the sense that most people here have been here a while. At 45, the median age runs a couple of years above the Welsh average, and it shows in the quiet, settled feel of the streets rather than any obvious churn of new arrivals. Housing here is modest and stable rather than aspirational: the sample of recent sales skews terraced, everything sold freehold, and a £200,000 median price is a good third higher than the wider Merthyr Tydfil borough figure — this is one of the pricier corners of the county, even if it would barely register against the Welsh average of £208,000. Income and deprivation rankings back that up: Heolgerrig sits in the eighth decile for deprivation and ninth for income, comfortably among the less deprived half of Wales, which is not the usual story told about Merthyr postcodes. Heolgerrig Community School is the only school in the immediate area, a primary serving around 210 pupils — useful to know if you've got young children, though secondary-age families will be looking further afield. There's no rail station listed for the area itself, so this reads as a driving suburb rather than a commuter one, with eight local transport stops covering the everyday journeys into Merthyr Tydfil town centre. Green space is where the picture gets tighter — there's just the one recognised green space locally, and a small one at that, so anyone used to sprawling parks will feel the difference; you're more likely to be driving out to the surrounding hills and reservoirs than strolling to something on the doorstep. Broadband is solid, with three-quarters of properties on full fibre, which matters more than it used to for anyone working from home. The crime picture is the one figure that jars against the otherwise settled, comfortably-ranked profile: violence and sexual offences make up nearly a third of recorded incidents, and the overall crime rate here runs sharply above the Merthyr Tydfil borough average. It's worth sitting with that rather than skating past it — the safety grade lands in respectable-but-not-exceptional territory, out of step with the stronger scores for affordability, housing and connectivity. Put together, this is a place that suits people who want space, a house they own outright rather than rent, and proximity to the Beacons without big-city prices — not a place that suits anyone chasing a lively evening scene or a rail commute into a city centre. It rewards those who already know the Valleys rhythm and are looking for a quieter, better-off pocket within it, and asks a little tolerance from anyone coming in cold to the crime figures before writing the place off on housing and cost alone.