Summit County, Utah

Summit County is a county in Utah with an estimated population of 42,759 in 2023. 6 cities, towns and Census places in it are indexed here.

Largest places in Summit County

About Summit County

Summit County is one of the counties of Utah. County governments in Utah handle local services such as courts, property records and elections; cities and towns inside the county run their own municipal services. Population figures come from the Census Bureau's Vintage 2023 estimates, which are updated annually.