Total Population in Pennington County, SD
ACS 2024 5-Year Estimates
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Pennington County's total population of 113,512 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 Pennington County for total population.
Nearby Rankings
Full ranking →| #548 | St. Mary's County, MD | 115,126 |
| #549 | Jefferson County, NY | 115,040 |
| #550 | Albemarle County, VA | 114,919 |
| #551 | Pennington County, SD | 113,512 |
| #552 | Lycoming County, PA | 113,489 |
| #553 | Androscoggin County, ME | 113,423 |
| #554 | Craighead County, AR | 113,249 |
About Total Population
Pennington County, South Dakota has a total population of 113,512, ranking #551 of 3,222 counties nationwide — 100.0% below the national value of 330M. Within South Dakota, it ranks #2 of 66. This places it in the 83th 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.