 From circa 1997 and 2015 the number of non-Hispanic white children in K-12 schools in the county increased by 40,000 as part of a trend of white flight and suburbanization by non-Hispanic white families; however the same number of Plano ISD in particular decreased by 10,000 in that period.Collin College  opened its first campus on Highway 380 in McKinney in 1985.The college has grown to seven campuses/locations—two in McKinney and two in Plano and as well as Frisco, Allen and Rockwall.