Question: What was the population in 2011 of Casino, a town that lies on the banks of the Richmond River in Australia and was the location where Thomas George was educated at St. Mary's Primary and Marist Brothers College?
Sentence (from "Casino, New South Wales"): Casino is a town in the Northern Rivers area of New South Wales, Australia, with a population of 9,629 people at the 2011 census .
Relevant evidence: Yes