Washington Census Data

Data for Washington show that the five most populous incorporated places and their 2010 Census counts are Seattle, 608,660; Spokane, 208,916; Tacoma, 198,397; Vancouver, 161,791; and Bellevue, 122,363.  Seattle grew by 8.0 percent since the 2000 Census. Spokane grew by 6.8 percent, Tacoma grew by 2.5 percent, Vancouver grew by 12.7 percent, and Bellevue grew by 11.7 percent.

The largest county is King, with a population of 1,931,249.  Its population grew by 11.2 percent since 2000. The other counties in the top five include Pierce, with a population of 795,225 (increase of 13.5 percent); Snohomish, 713,335 (increase of 17.7 percent); Spokane, 471,221 (increase of 12.7 percent); and Clark, 425,363 (increase of 23.2 percent). Read More »