The graph below ranks each Missouri County by Average income according to the 2012 census estimates.
Missouri Average Income by county
| County | Average Income |
| Platte |  $35,133 |
| St. Louis | $34,531 |
| St. Charles | $31,631 |
| Clay | $29,324 |
| Cass | $27,214 |
| Boone | $26,794 |
| Cole | $26,688 |
| Jackson | $25,965 |
| Andrew | $25,821 |
| Atchison | $25,699 |
| Carroll | $25,174 |
| Clinton | $24,977 |
| Christian | $24,879 |
| Jefferson | $24,873 |
| Warren | $24,581 |
| Franklin | $24,247 |
| Ray | $24,157 |
| Holt | $23,943 |
| Callaway | $23,863 |
| Camden | $23,851 |
| Ste. Genevieve | $23,716 |
| Lafayette | $23,679 |
| Greene | $23,637 |
| Ralls | $23,632 |
| Cape Girardeau | $23,560 |
| Perry | $23,084 |
| Henry | $22,814 |
| Cooper | $22,663 |
| Worth | $22,569 |
| St. Louis city | $22,551 |
| Stoddard | $22,533 |
| Lincoln | $22,347 |
| Osage | $22,253 |
| Buchanan | $22,184 |
| Marion | $22,168 |
| Newton | $22,117 |
| Howard | $22,016 |
| Maries | $21,883 |
| Taney | $21,863 |
| Gasconade | $21,651 |
| Johnson | $21,375 |
| Caldwell | $21,362 |
| Stone | $21,219 |
| Linn | $20,968 |
| Jasper | $20,801 |
| Knox | $20,681 |
| Bates | $20,676 |
| Mercer | $20,633 |
| Livingston | $20,543 |
| Scott | $20,524 |
| Daviess | $20,364 |
| Phelps | $20,319 |
| Pulaski | $20,312 |
| Scotland | $20,305 |
| Montgomery | $20,297 |
| New Madrid | $20,282 |
| Gentry | $20,206 |
| Benton | $20,049 |
| Clark | $19,898 |
| Monroe | $19,888 |
| Macon | $19,857 |
| Laclede | $19,788 |
| Butler | $19,775 |
| Putnam | $19,774 |
| Pettis | $19,760 |
| Harrison | $19,706 |
| Moniteau | $19,599 |
| Grundy | $19,470 |
| Webster | $19,449 |
| Barton | $19,429 |
| Barry | $19,419 |
| Lawrence | $19,399 |
| Chariton | $19,338 |
| Miller | $19,266 |
| Dade | $19,244 |
| Lewis | $19,230 |
| Vernon | $19,193 |
| Saline | $19,017 |
| Audrain | $18,995 |
| Dent | $18,945 |
| Shelby | $18,910 |
| St. Francois | $18,893 |
| Bollinger | $18,892 |
| Polk | $18,876 |
| Nodaway | $18,753 |
| Dallas | $18,557 |
| Pike | $18,544 |
| Sullivan | $18,348 |
| Adair | $18,331 |
| St. Clair | $18,317 |
| Iron | $18,293 |
| Morgan | $18,113 |
| Schuyler | $18,087 |
| Wayne | $18,031 |
| Reynolds | $18,022 |
| Washington | $18,010 |
| Randolph | $17,871 |
| Crawford | $17,863 |
| Dunklin | $17,778 |
| Howell | $17,763 |
| Ozark | $17,627 |
| McDonald | $17,429 |
| Texas | $17,387 |
| Carter | $17,283 |
| Madison | $17,253 |
| Cedar | $16,861 |
| Hickory | $16,803 |
| Pemiscot | $16,773 |
| Shannon | $16,749 |
| DeKalb | $16,729 |
| Douglas | $16,435 |
| Oregon | $15,956 |
| Wright | $15,616 |
| Mississippi | $15,375 |
| Ripley | $15,367 |