# Counties in Missouri by population density, 2025

All 115 values come from U.S. Census Bureau for 2025, so the places are comparable.

- Indicator id: `population_density`
- Unit: inhabitants per km²
- Definition: Resident population divided by land area in km². World Bank figures use mid-year population and land area excluding inland water.
- Source: U.S. Census Bureau, Population Estimates Program resident population on 1 July divided by land area from the latest Census Gazetteer files, persons per km² (https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/)
- Retrieved: 2026-10-09
- Citation: U.S. Census Bureau. Population Estimates Program resident population on 1 July divided by land area from the latest Census Gazetteer files, persons per km². https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-09.
- Web page: https://invokely.ai/rankings/population-density/missouri-counties
- CSV: https://invokely.ai/download/rankings/population-density/missouri-counties.csv

| Rank | Place | inhabitants per km² |
|---:|---|---:|
| 1 | St. Louis city | 1,740.1 |
| 2 | St. Louis County | 752.4 |
| 3 | Jackson County | 468 |
| 4 | St. Charles County | 293.9 |
| 5 | Clay County | 257.3 |
| 6 | Greene County | 176.8 |
| 7 | Jefferson County | 137.2 |
| 8 | Boone County | 108 |
| 9 | Platte County | 105.2 |
| 10 | Buchanan County | 79 |
| 11 | Jasper County | 77.1 |
| 12 | Cole County | 76.8 |
| 13 | Christian County | 66.4 |
| 14 | Cass County | 64.2 |
| 15 | St. Francois County | 57.9 |
| 16 | Cape Girardeau County | 56.1 |
| 17 | Franklin County | 45.2 |
| 18 | Lincoln County | 41.1 |
| 19 | Newton County | 38.5 |
| 20 | Pulaski County | 38.4 |
| 21 | Warren County | 35.1 |
| 22 | Scott County | 34.9 |
| 23 | Taney County | 34.8 |
| 24 | Webster County | 28.1 |
| 25 | Stone County | 27.1 |
| 26 | Johnson County | 26.4 |
| 27 | Phelps County | 26 |
| 28 | Camden County | 25.9 |
| 29 | Marion County | 25.2 |
| 30 | Pettis County | 25 |
| 31 | Lawrence County | 24.9 |
| 32 | Butler County | 23.3 |
| 33 | Callaway County | 21.2 |
| 34 | Lafayette County | 20.6 |
| 35 | Polk County | 20.4 |
| 36 | Clinton County | 20 |
| 37 | Randolph County | 19.6 |
| 38 | Dunklin County | 19.1 |
| 39 | Laclede County | 18.7 |
| 40 | Barry County | 18 |
| 41 | Adair County | 17.5 |
| 42 | McDonald County | 17.2 |
| 43 | Howell County | 17 |
| 44 | Miller County | 16.8 |
| 45 | Andrew County | 16.3 |
| 46 | Ray County | 15.9 |
| 47 | Perry County | 15.5 |
| 48 | Morgan County | 14.5 |
| 49 | Ste. Genevieve County | 14.5 |
| 50 | Moniteau County | 14.4 |
| 51 | Audrain County | 13.7 |
| 52 | Stoddard County | 13.3 |
| 53 | Dallas County | 12.9 |
| 54 | Henry County | 12.6 |
| 55 | Cedar County | 12.1 |
| 56 | Washington County | 12.1 |
| 57 | Crawford County | 11.9 |
| 58 | Saline County | 11.9 |
| 59 | Cooper County | 11.7 |
| 60 | Pemiscot County | 11.3 |
| 61 | Benton County | 11.3 |
| 62 | Mississippi County | 11.3 |
| 63 | Wright County | 11.1 |
| 64 | Gasconade County | 11 |
| 65 | Livingston County | 10.7 |
| 66 | Pike County | 10.3 |
| 67 | Madison County | 10 |
| 68 | Vernon County | 9.3 |
| 69 | DeKalb County | 9 |
| 70 | Nodaway County | 8.9 |
| 71 | Hickory County | 8.8 |
| 72 | Osage County | 8.7 |
| 73 | Grundy County | 8.6 |
| 74 | New Madrid County | 8.6 |
| 75 | Ralls County | 8.6 |
| 76 | Texas County | 8.5 |
| 77 | Howard County | 8.5 |
| 78 | Montgomery County | 8.4 |
| 79 | Caldwell County | 8.2 |
| 80 | Barton County | 7.7 |
| 81 | Bates County | 7.6 |
| 82 | Lewis County | 7.6 |
| 83 | Dent County | 7.5 |
| 84 | Linn County | 7.4 |
| 85 | Macon County | 7.3 |
| 86 | Bollinger County | 6.7 |
| 87 | Ripley County | 6.6 |
| 88 | Iron County | 6.5 |
| 89 | Maries County | 6.2 |
| 90 | Dade County | 6.1 |
| 91 | Daviess County | 5.9 |
| 92 | Douglas County | 5.9 |
| 93 | St. Clair County | 5.7 |
| 94 | Wayne County | 5.5 |
| 95 | Monroe County | 5.3 |
| 96 | Schuyler County | 5.2 |
| 97 | Gentry County | 5 |
| 98 | Clark County | 5 |
| 99 | Ozark County | 4.8 |
| 100 | Carroll County | 4.7 |
| 101 | Shelby County | 4.5 |
| 102 | Harrison County | 4.4 |
| 103 | Oregon County | 4.3 |
| 104 | Scotland County | 4.2 |
| 105 | Carter County | 4.1 |
| 106 | Chariton County | 3.8 |
| 107 | Atchison County | 3.7 |
| 108 | Holt County | 3.5 |
| 109 | Sullivan County | 3.4 |
| 110 | Putnam County | 3.4 |
| 111 | Mercer County | 2.9 |
| 112 | Reynolds County | 2.9 |
| 113 | Knox County | 2.9 |
| 114 | Shannon County | 2.8 |
| 115 | Worth County | 2.8 |