Park City is a city in Utah, United States. The vast majority is in Summit County with some portions extending into Wasatch County. It is considered to be part of the Wasatch Back. The city is 32 miles southeast of downtown Salt Lake City and 20 miles from Salt Lake City's east edge of Sugar House along Interstate 80. The population was 8,396 at the 2020 census. On average, the tourist population greatly exceeds the number of permanent residents.