Wyoming Census Data

Data for Wyoming show that the five most populous incorporated places and their 2010 Census counts are Cheyenne, 59,466; Casper, 55,316; Laramie, 30,816; Gillette, 29,087; and Rock Springs, 23,036. Cheyenne grew by 12.2 percent since the 2000 Census. Casper grew by 11.4 percent, Laramie grew by 13.3 percent, Gillette grew by 48.1 percent, and Rock Springs grew by 23.1 percent.

The largest county is Laramie, with a population of 91,738.  Its population grew by 12.4 percent since 2000. The other counties in the top five include Natrona, with a population of 75,450 (increase of 13.4 percent); Campbell, 46,133 (increase of 36.9 percent); Sweetwater, 43,806 (increase of 16.5 percent); and Fremont, 40,123 (increase of 12.1 percent). Read More »