According to the US Census Bureau population estimates, there were 2,981,835 people living in Utah in 2015. Salt Lake County was the most populated county with 1,102,273 residents, followed by Utah County with 572,667 residents, and Davis County with 334,597 residents. Daggett County with a population of 1,107 was the least populated county in Utah in 2015.
Use the map below to interactively explore the population of each county in Utah in 2015. The data can also be explored further by sorting and filtering with the table below.
|County||Population||% of State Population|