Seaton Delaval population
Seaton Delaval has a population of 9,350, making it the 12th largest place in Northumberland. In 2005 the World Gazetteer recorded 7,219, a rise of 29.5% 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: Northumberland population trends, 2001–2024.