Askern is a town and civil parish within the Metropolitan Borough of Doncaster, in South Yorkshire, England. It is on the A19 road between Doncaster and Selby. Historically part of the West Riding of Yorkshire, it became a spa town in the late 19th century, but this stopped once coal mines opened in the town. The last mine closed in the 1990s. It had a population of 5,570 at the 2011 Census. Askern is also well known in South Yorkshire for its Askern Greyhound Stadium. Askern has a number of services, the main services being Arriva Yorkshire's 405, 408 and 409, a daily X45, school services X8 and 619. First South Yorks' 51, 51a, 409 and 412. Two school services (447 & 499) are operated by Powells bus and John L Law respectively.