According to census.gov, Garfield County, Washington, has the least population at 2,050 people in 2007.
As of the 2000 Census, the population of Washington County Idaho is, 9,977.
The county in Arkansas with the least population is Calhoun County. It has a population of around 5,000 people.
Arthur County in Nebraska has the least population.
As of 2020, the estimated population of King County, Washington is around 2.3 million people.
Kent County with a population of 19,197.
As of 2021, the population of Pierce County, Washington is estimated to be around 900,300 people. It is the second most populous county in the state of Washington.
Jones County in South Dakota has the least population.
According to census.gov, King County, Washington, has the most population at 1,859,284 people in 2007.According to "Washington State" history book: King County with 1,685,600 as of 2000.
Highland County
The largest county by population is King. The largest in size is Okanogan, 5,268 square miles.
Petroleum County is the least populated county in Montana, with a population of around 500 people.
County Leitrim has the smallest population in Ireland.