Harrietta is a village in Wexford County of the U.S. state of Michigan. The population was 151 at the 2020 census, which ranked it as the eighth least-populated village in the state. The village is split almost evenly between Slagle Township on the west and Boon Township on the east.

Wexford County is a county in the Northern Lower Peninsula of the U.S. state of Michigan. As of the 2020 United States census, the population was 33,673. The seat of Wexford County is Cadillac, which is also the county's largest city.