City and County of Swansea · Wales
Clydach population
19,307people · latest estimate
Clydach has a population of 19,307, making it the 3rd largest place in City and County of Swansea.
Year-by-year official estimates for the wider area: Swansea population trends, 2001–2025.
Clydach 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 Clydach sits in postcode district SA6.
Council tax
The area Band D council tax for Swansea, the billing authority covering Clydach, is £2,238 for 2026–27.
From the Welsh Government's council tax levels (Table 1): the overall average including police and community council elements, so it is the council's figure rather than the town's, and your own band depends on your property's 2003 valuation — Wales revalued in 2003 where England still uses 1991.
Common questions
What is the population of Clydach?
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Nearby in City and County of Swansea
| # | Place | Population |
|---|---|---|
| 1 | Swansea | 300,352 |
| 2 | Gorseinon | 20,581 |
| 3 | Pontarddulais | 9,073 |
| 4 | Dunvant | 4,383 |
| 5 | Bishopston | 3,647 |
| 6 | Southgate | 2,004 |