Total Population in Union County, AR
ACS 2024 5-Year Estimates
37,900
Rank #1,257/3,222 · #21 in AR
61th
Union 37,900
AR 3,049,391 -98.8%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Union County's total population of 37,900 compares to all 3,222 U.S. counties. Values range from 33 to 9,808,667.
Distribution of Total Population Across All Counties
Ranking Context
Counties ranked closest to Union County for total population.
Nearby Rankings
Full ranking →| #1,254 | Scott County, MO | 37,933 |
| #1,255 | Warren County, PA | 37,920 |
| #1,256 | Talbot County, MD | 37,917 |
| #1,257 | Union County, AR | 37,900 |
| #1,258 | Brown County, SD | 37,877 |
| #1,259 | Dare County, NC | 37,875 |
| #1,260 | Orange County, VA | 37,822 |
About Total Population
Union County, Arkansas has a total population of 37,900, ranking #1,257 of 3,222 counties nationwide — 100.0% below the national value of 330M. Within Arkansas, it ranks #21 of 75. This places it in the 61th percentile nationally.
Total population count from the American Community Survey. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.