Ranking of Utah Counties By Population in 2020

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2020, the Population for Utah was 3.28M. Among all Utah counties, Salt Lake County had the highest population (1.19M), followed by Utah County (663.60K), and Davis County (363.77K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Utah counties.

You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.

See this for other years:
Ranking of Utah Counties By Population in 2020
Salt Lake
Utah
Davis
Weber
Washington
Cache
Tooele
Box Elder
Iron
Summit
Ranking of Utah Counties By Population in 2020
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Rank County Population
1 Salt Lake County 1186983
2 Utah County 663595
3 Davis County 363771
4 Weber County 262988
5 Washington County 182015
6 Cache County 133631
7 Tooele County 73355
8 Box Elder County 57946
9 Iron County 57713
10 Summit County 42489
11 Uintah County 35672
12 Wasatch County 35055
13 Sanpete County 28526
14 Sevier County 21554
15 Carbon County 20487
16 Duchesne County 19620
17 San Juan County 14521
18 Millard County 13060
19 Morgan County 12382
20 Juab County 11819
21 Emery County 9847
22 Grand County 9674
23 Kane County 7693
24 Beaver County 7083
25 Garfield County 5103
26 Rich County 2505
27 Wayne County 2503
28 Piute County 1440
29 Daggett County 952