Missouri
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Missouri / Counties by Population
Below are the 115 Missouri counties sorted by population from 1 to 115 . The population data are from the 2020 Census Redistricting dataset. If 2020 Census data are not available for a geography, then the population data are from the Census’ 2019 American Community Survey. You can copy and paste this list directly into your favorite spreadsheet program. Don't you just adore lovely numbers listed nicely in columns & rows? We do!
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| Rank | County | Population |
|---|---|---|
| 1 | St. Louis County | 1,004,125 |
| 2 | Jackson County | 717,204 |
| 3 | St. Charles County | 405,262 |
| 4 | St. Louis city/county | 301,578 |
| 5 | Greene County | 298,915 |
| 6 | Clay County | 253,335 |
| 7 | Jefferson County | 226,739 |
| 8 | Boone County | 183,610 |
| 9 | Jasper County | 122,761 |
| 10 | Cass County | 107,824 |
| 11 | Platte County | 106,718 |
| 12 | Franklin County | 104,682 |
| 13 | Christian County | 88,842 |
| 14 | Buchanan County | 84,793 |
| 15 | Cape Girardeau County | 81,710 |
| 16 | Cole County | 77,279 |
| 17 | St. Francois County | 66,922 |
| 18 | Lincoln County | 59,574 |
| 19 | Newton County | 58,648 |
| 20 | Taney County | 56,066 |
| 21 | Johnson County | 54,013 |
| 22 | Pulaski County | 53,955 |
| 23 | Phelps County | 44,638 |
| 24 | Callaway County | 44,283 |
| 25 | Pettis County | 42,980 |
| 26 | Camden County | 42,745 |
| 27 | Butler County | 42,130 |
| 28 | Howell County | 39,750 |
| 29 | Webster County | 39,085 |
| 30 | Scott County | 38,059 |
| 31 | Lawrence County | 38,001 |
| 32 | Laclede County | 36,039 |
| 33 | Warren County | 35,532 |
| 34 | Barry County | 34,534 |
| 35 | Lafayette County | 32,984 |
| 36 | Polk County | 31,519 |
| 37 | Stone County | 31,076 |
| 38 | Stoddard County | 28,672 |
| 39 | Marion County | 28,525 |
| 40 | Dunklin County | 28,283 |
| 41 | Adair County | 25,314 |
| 42 | Audrain County | 24,962 |
| 43 | Miller County | 24,722 |
| 44 | Randolph County | 24,716 |
| 45 | Texas County | 24,487 |
| 46 | Washington County | 23,514 |
| 47 | Saline County | 23,333 |
| 48 | McDonald County | 23,303 |
| 49 | Ray County | 23,158 |
| 50 | Crawford County | 23,056 |
| 51 | Henry County | 21,946 |
| 52 | Nodaway County | 21,241 |
| 53 | Clinton County | 21,184 |
| 54 | Morgan County | 21,006 |
| 55 | Vernon County | 19,707 |
| 56 | Benton County | 19,394 |
| 57 | Perry County | 18,956 |
| 58 | Ste. Genevieve County | 18,479 |
| 59 | Wright County | 18,188 |
| 60 | Andrew County | 18,135 |
| 61 | Pike County | 17,587 |
| 62 | Cooper County | 17,103 |
| 63 | Dallas County | 17,071 |
| 64 | New Madrid County | 16,434 |
| 65 | Bates County | 16,042 |
| 66 | Pemiscot County | 15,661 |
| 67 | Moniteau County | 15,473 |
| 68 | Macon County | 15,209 |
| 69 | Gasconade County | 14,794 |
| 70 | Livingston County | 14,557 |
| 71 | Dent County | 14,421 |
| 72 | Cedar County | 14,188 |
| 73 | Osage County | 13,274 |
| 74 | Madison County | 12,626 |
| 75 | Mississippi County | 12,577 |
| 76 | Linn County | 11,874 |
| 77 | Barton County | 11,637 |
| 78 | Douglas County | 11,578 |
| 79 | Montgomery County | 11,322 |
| 80 | DeKalb County | 11,029 |
| 81 | Wayne County | 10,974 |
| 82 | Ripley County | 10,679 |
| 83 | Bollinger County | 10,567 |
| 84 | Ralls County | 10,355 |
| 85 | Howard County | 10,151 |
| 86 | Lewis County | 10,032 |
| 87 | Grundy County | 9,808 |
| 88 | Iron County | 9,537 |
| 89 | St. Clair County | 9,284 |
| 90 | Caldwell County | 8,815 |
| 91 | Monroe County | 8,666 |
| 92 | Oregon County | 8,635 |
| 93 | Ozark County | 8,553 |
| 94 | Carroll County | 8,495 |
| 95 | Maries County | 8,432 |
| 96 | Daviess County | 8,430 |
| 97 | Hickory County | 8,279 |
| 98 | Harrison County | 8,157 |
| 99 | Dade County | 7,569 |
| 100 | Chariton County | 7,408 |
| 101 | Shannon County | 7,031 |
| 102 | Clark County | 6,634 |
| 103 | Gentry County | 6,162 |
| 104 | Shelby County | 6,103 |
| 105 | Reynolds County | 6,096 |
| 106 | Sullivan County | 5,999 |
| 107 | Atchison County | 5,305 |
| 108 | Carter County | 5,202 |
| 109 | Scotland County | 4,716 |
| 110 | Putnam County | 4,681 |
| 111 | Holt County | 4,223 |
| 112 | Schuyler County | 4,032 |
| 113 | Knox County | 3,744 |
| 114 | Mercer County | 3,538 |
| 115 | Worth County | 1,973 |
|
United States Census Bureau. B01001 SEX BY AGE, 2019 American Community Survey 5-Year Estimates. U.S. Census Bureau, American Community Survey Office. Web. 10 December 2020. http://www.census.gov/. United States Census Bureau. "P2 Hispanic or Latino, and Not Hispanic or Latino by Race." 2020 Census State Redistricting Data (Public Law 94-171) Summary File. U.S. Census Bureau, 2020 Census. Web. 12 August 2021. https://www.census.gov/. |
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