Total Population in Rock County, WI
ACS 2024 5-Year Estimates
How Rock County Compares
National Distribution
Where Rock County falls among all 3,222 U.S. counties for total population.
■ Rock County: 164,350
Ranking Context
| Rank | County | Value |
|---|---|---|
| #417 | Ector County, TX | 164,654 |
| #418 | Maui County, HI | 164,522 |
| #419 | Olmsted County, MN | 164,498 |
| #420 | Rock County, WI | 164,350 |
| #421 | Catawba County, NC | 163,573 |
| #422 | Stafford County, VA | 163,466 |
| #423 | Fairfield County, OH | 163,453 |
Total Population in Rock County, Wisconsin
Rock County, Wisconsin has a total population of 164,350, which ranks #420 of 3,222 out of 3,222 counties nationwide. This is 100.0% below the national value of 330M.
Within Wisconsin, Rock County ranks #9 of 72 out of 72 counties. This places it in the 87th percentile nationally.
Total population count from the American Community Survey. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.
About this data
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.