Arddleen has a population of 418, making it the 33rd largest place in Sir Powys.
On this page 6 sections
The other populations of Arddleen
The same name covers more than one area, and each has its own figure.
| What you mean | Population | Source |
|---|---|---|
| The place itself The populated settlement, roughly the built-up core. |
418 | GeoNames |
| The built-up area Continuous development, where buildings sit less than 200m apart. Drawn from where the buildings are, not where the council boundary is. |
430 | ONS Census 2021 (2021) |
Why these differ: which population figure is right? · compare with another place
Year-by-year official estimates for the wider area: Powys population trends, 2001–2025.
Arddleen in context
Distances are straight-line from the settlement's recorded coordinates. The 10 km figure sums the recorded places within that radius, so it describes how built-up the surroundings are rather than people per square kilometre.
The centre of Arddleen sits in postcode district SY22.
Schools
| Maintained schools in the built-up area | Count |
|---|---|
| Primary schools | 1 |
From the Welsh Government's address list of schools (April 2026), located to this built-up area by postcode. Maintained schools only. No capacity or fill figures are shown: Wales publishes no per-school capacity file beside the address list, and the English pages' fill rates come from exactly such a file, so a Welsh version would be a guess.
Broadband
| Availability | % of homes |
|---|---|
| Gigabit-capable (1,000 Mbit/s+) | 59.3% |
| Superfast (30 Mbit/s+) | 98.1% |
| Unable to get 10 Mbit/s download | 4 homes (1.9%) |
Share of the 209 residential premises in this built-up area that the fixed network can serve at each speed, from Ofcom's Connected Nations coverage data (network state July 2025). Availability is what the line to a home can deliver if ordered, not what households actually subscribe to, and a full-fibre street where everyone bought the cheapest package shows 100% here. Percentile compares towns of 10,000+ residents. Compare towns →
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Nearby in Sir Powys
| # | Place | Population |
|---|---|---|
| 1 | Newbridge on Wye | 566 |
| 2 | Coelbren | 537 |
| 3 | Bronllys | 491 |
| 4 | Llanrhaeadr-ym-Mochnant | 408 |
| 5 | Norton | 375 |
| 6 | Pontneddfechan | 366 |