population of williston vt
General Williston Information Chittenden County where Williston resides is 619.64 square miles. The resident population of this county is 146,571 and has a population rank of 371 out of all the places in the United States. Williston has a total of 8,350 people and of those residents there are 4,101 males and 4,249 females. The median age of the male population is 37.4 and the female population is 39.3. There are approximately 1,677 births each year and around 932 deaths.