Seven Sisters population
Seven Sisters has a population of 2,123, making it the 8th largest place in Neath Port Talbot. In 2005 the World Gazetteer recorded 1,744, a rise of 21.7% since.
The 2005 figure is from the World Gazetteer archive and may draw its boundary differently from the current source, so treat the change as indicative. Sources: method.
Year-by-year official estimates for the wider area: Neath Port Talbot population trends, 2001–2024.