Millcreek is a city in Salt Lake County, Utah, United States, and is part of the Salt Lake City Metropolitan Statistical Area. Prior to its incorporation on December 28, 2016, Millcreek was a census-designated place (CDP) and township.
Suburban in character, Millcreek is wedged between Salt Lake City and South Salt Lake on the north and Murray and Holladay on the south. Millcreek residents typically identify with Salt Lake City, which is designated by the U.S. Postal Service as the “default” place name for mailing addresses in the area. However, “Millcreek” is a recognized place name for addresses in the ZIP codes 84106, 84107, 84109, 84117, and 84124. The city is organized into four community councils, Canyon Rim, East Millcreek, Millcreek, and Mount Olympus, roughly corresponding to the former CDPs.
According to estimates from the Kem C. Gardner Policy Institute of the University of Utah, as of 2015, there were 60,119 people in Millcreek. The racial makeup of the county was 83.63% non-Hispanic White, 2.05% Black, 0.89% Native American, 3.82% Asian, 0.86% Pacific Islander, and 1.52% from two or more races. 7.23% of the population were Hispanic or Latino of any race.