Ranking of Utah Counties By Total Voting-age Population (18yrs and over) from Census 2020
Updated on August 22, 2023.
According to the data from the US 2020 Census, as at April 2020, among all the counties in Utah, Salt Lake County had the highest voting-age population (18 years and over) (874.90K), followed by Utah County (443.27K), and Davis County (246.38K).
The chart below shows the top 10 counties with high voting-age population, and the table below shows the ranking of all Utah counties based on voting-age population.
You can also see the ranking of counties by population for other states as well as for the whole United States.
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Related Topics: Utah Census 2020 Topic List.
Data Source: US Census Bureau, 2020 Census.
Ranking of Utah Counties By Total Voting-age Population from Census 2020
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| Rank | County | Voting-age Population |
|---|---|---|
| 1 | Salt Lake County | 874895 |
| 2 | Utah County | 443266 |
| 3 | Davis County | 246384 |
| 4 | Weber County | 189592 |
| 5 | Washington County | 132737 |
| 6 | Cache County | 94161 |
| 7 | Tooele County | 48739 |
| 8 | Iron County | 41030 |
| 9 | Box Elder County | 39411 |
| 10 | Summit County | 32006 |
| 11 | Wasatch County | 24210 |
| 12 | Uintah County | 23846 |
| 13 | Sanpete County | 20434 |
| 14 | Carbon County | 15185 |
| 15 | Sevier County | 15073 |
| 16 | Duchesne County | 13268 |
| 17 | San Juan County | 10342 |
| 18 | Millard County | 8935 |
| 19 | Morgan County | 7996 |
| 20 | Juab County | 7756 |
| 21 | Grand County | 7622 |
| 22 | Emery County | 6956 |
| 23 | Kane County | 5915 |
| 24 | Beaver County | 4910 |
| 25 | Garfield County | 3881 |
| 26 | Wayne County | 1950 |
| 27 | Rich County | 1743 |
| 28 | Piute County | 1092 |
| 29 | Daggett County | 716 |