Utah Voting-age Population By County in 2021 (ACS-5Yrs)

Updated on July 3, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, the voting-age population of Utah was 2.29M which was 70.72% of the total Utah population. Among all Utah counties, Salt Lake had the highest voting-age population (857.96K), followed by Utah (433.26K), and Davis (244.46K).

On the other hand, the counties with the least voting-age population were: Daggett (377), Piute (1.49K), and Rich (1.68K).

The chart and table below shows the voting-age population of each county and the percentage of each county's population that are of voting-age.

You can see similar information for other states and by state for the United States.

Utah Voting-age Population By County in 2021
Utah Voting-age Population By County in 2021
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County Voting-age Population % of County Population
Beaver 4639 66.63
Box Elder 38943 68.45
Cache 91827 69.72
Carbon 14889 73.68
Daggett 377 66.84
Davis 244458 68.13
Duchesne 13051 66.41
Emery 7002 71.17
Garfield 3867 76.41
Grand 7749 80.47
Iron 39888 71.43
Juab 7632 65.52
Kane 5988 78.43
Millard 8806 68.48
Morgan 7881 64.80
Piute 1488 82.26
Rich 1675 66.81
Salt Lake 857963 73.12
San Juan 10257 70.21
Sanpete 21258 74.70
Sevier 15204 70.81
Summit 31982 75.87
Tooele 48289 67.69
Uintah 23922 67.41
Utah 433261 66.83
Wasatch 23467 68.96
Washington 130921 74.16
Wayne 1913 76.52
Weber 186710 71.98