Van Alstyne is a city in Grayson and Collin Counties in the U.S. state of Texas. The population was 3,046 at the 2010 census, up from 2,502 at the 2000 census. The Grayson County portion of Van Alstyne is part of the Sherman–Denison Metropolitan Statistical Area.
van alstyne is a city in grayson and collin counties in the us state of texas the population was 3046 at the 2010 census up from 2502 at the 2000 census the grayson county portion of van alstyne is part of the sherman–denison metropolitan statistical area