Ranking of Missouri Counties By Population in 2017
Updated on January 28, 2024.
Based on the US Census Vintage data estimates, in 2017, the Population for Missouri was 6.11M. Among all Missouri counties, St. Louis County had the highest population (997.12K), followed by Jackson County (698.77K), and St. Charles County (395.15K).
The chart below shows the top 10 counties, and the table below shows the ranking of all Missouri counties.
You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.
Related Topics: Missouri Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2017 Census.
See this for other years:
Ranking of Missouri Counties By Population in 2017
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| Rank | County | Population |
|---|---|---|
| 1 | St. Louis County | 997116 |
| 2 | Jackson County | 698768 |
| 3 | St. Charles County | 395153 |
| 4 | St. Louis city | 308424 |
| 5 | Greene County | 289830 |
| 6 | Clay County | 242780 |
| 7 | Jefferson County | 223843 |
| 8 | Boone County | 178297 |
| 9 | Jasper County | 120113 |
| 10 | Cass County | 103502 |
| 11 | Franklin County | 103340 |
| 12 | Platte County | 101256 |
| 13 | Buchanan County | 88658 |
| 14 | Christian County | 85533 |
| 15 | Cape Girardeau County | 78338 |
| 16 | Cole County | 76702 |
| 17 | St. Francois County | 66702 |
| 18 | Newton County | 58206 |
| 19 | Lincoln County | 56040 |
| 20 | Taney County | 55176 |
| 21 | Johnson County | 53893 |
| 22 | Pulaski County | 51918 |
| 23 | Camden County | 45554 |
| 24 | Callaway County | 45002 |
| 25 | Phelps County | 44606 |
| 26 | Butler County | 42651 |
| 27 | Pettis County | 42477 |
| 28 | Howell County | 40069 |
| 29 | Webster County | 38767 |
| 30 | Scott County | 38611 |
| 31 | Lawrence County | 38271 |
| 32 | Barry County | 35576 |
| 33 | Laclede County | 35467 |
| 34 | Warren County | 34462 |
| 35 | Lafayette County | 32604 |
| 36 | Polk County | 31776 |
| 37 | Stone County | 31676 |
| 38 | Dunklin County | 30147 |
| 39 | Stoddard County | 29384 |
| 40 | Marion County | 28607 |
| 41 | Texas County | 25689 |
| 42 | Audrain County | 25609 |
| 43 | Adair County | 25522 |
| 44 | Miller County | 25199 |
| 45 | Washington County | 25000 |
| 46 | Randolph County | 24909 |
| 47 | Crawford County | 24109 |
| 48 | Saline County | 22940 |
| 49 | Ray County | 22895 |
| 50 | McDonald County | 22796 |
| 51 | Nodaway County | 22431 |
| 52 | Henry County | 21704 |
| 53 | Clinton County | 20558 |
| 54 | Vernon County | 20527 |
| 55 | Morgan County | 20181 |
| 56 | Perry County | 19267 |
| 57 | Benton County | 19097 |
| 58 | Pike County | 18556 |
| 59 | Wright County | 18216 |
| 60 | Ste. Genevieve County | 17797 |
| 61 | Cooper County | 17642 |
| 62 | New Madrid County | 17541 |
| 63 | Andrew County | 17473 |
| 64 | Pemiscot County | 16809 |
| 65 | Dallas County | 16755 |
| 66 | Bates County | 16294 |
| 67 | Moniteau County | 16028 |
| 68 | Dent County | 15510 |
| 69 | Macon County | 15253 |
| 70 | Livingston County | 15161 |
| 71 | Gasconade County | 14695 |
| 72 | Cedar County | 14086 |
| 73 | Osage County | 13659 |
| 74 | Mississippi County | 13615 |
| 75 | Ripley County | 13576 |
| 76 | Wayne County | 13309 |
| 77 | Douglas County | 13301 |
| 78 | DeKalb County | 12561 |
| 79 | Bollinger County | 12281 |
| 80 | Madison County | 12236 |
| 81 | Linn County | 12159 |
| 82 | Barton County | 11798 |
| 83 | Montgomery County | 11388 |
| 84 | Oregon County | 10568 |
| 85 | Ralls County | 10228 |
| 86 | Iron County | 10178 |
| 87 | Howard County | 10067 |
| 88 | Grundy County | 9990 |
| 89 | Lewis County | 9957 |
| 90 | Hickory County | 9396 |
| 91 | St. Clair County | 9395 |
| 92 | Ozark County | 9236 |
| 93 | Caldwell County | 9056 |
| 94 | Maries County | 8791 |
| 95 | Carroll County | 8789 |
| 96 | Monroe County | 8594 |
| 97 | Harrison County | 8519 |
| 98 | Daviess County | 8355 |
| 99 | Shannon County | 8238 |
| 100 | Dade County | 7583 |
| 101 | Chariton County | 7462 |
| 102 | Clark County | 6719 |
| 103 | Gentry County | 6630 |
| 104 | Reynolds County | 6260 |
| 105 | Sullivan County | 6203 |
| 106 | Carter County | 6177 |
| 107 | Shelby County | 5992 |
| 108 | Atchison County | 5242 |
| 109 | Scotland County | 4958 |
| 110 | Putnam County | 4782 |
| 111 | Schuyler County | 4513 |
| 112 | Holt County | 4406 |
| 113 | Knox County | 3971 |
| 114 | Mercer County | 3659 |
| 115 | Worth County | 2041 |