Williston is a town in Chittenden County, Vermont, United States. Originally rural and laid out with many farms, in recent decades it has developed into a thriving suburb of Burlington, the largest city in the state of Vermont. The population of Williston was 8,698 at the 2010 census, an increase of over 1,000 people since the 2000 census. The estimated population in 2015 estimate was 9,409. Williston is one of the fastest-growing towns in Vermont, and while becoming more populated, it has also developed as a major retail center for the Burlington area as well as much of central and northern Vermont. The town contains the village of Williston, which is unincorporated.