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Missouri Medicare plans by county — 2026
115 counties in Missouri are served by 6,302 Medicare plans from 14 carriers in 2026. 1,669 Medicare Advantage plans have a $0 premium. 1,107,743 residents are 65 or older.
| County | Plans | Carriers | $0 premium | Avg. stars | Residents 65+ | Plans vs. prior year |
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| Adair County | 39 | 6 | 6 | 3.8 | 3,893 | |
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| Andrew County | 47 | 6 | 11 | 3.7 | 3,802 | |
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| Atchison County | 46 | 6 | 8 | 3.7 | 1,307 | |
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| Audrain County | 57 | 7 | 17 | 3.7 | 4,675 | |
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| Barry County | 72 | 11 | 24 | 3.8 | 7,702 | |
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| Barton County | 61 | 8 | 18 | 3.7 | 2,501 | |
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| Bates County | 55 | 7 | 14 | 3.6 | 3,131 | |
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| Benton County | 49 | 6 | 9 | 3.6 | 6,322 | |
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| Bollinger County | 49 | 8 | 9 | 3.7 | 2,232 | |
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| Boone County | 63 | 9 | 19 | 3.7 | 25,346 | |
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| Buchanan County | 34 | 5 | 7 | 3.7 | 14,577 | |
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| Butler County | 39 | 7 | 7 | 3.7 | 8,184 | |
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| Caldwell County | 48 | 7 | 10 | 3.8 | 1,808 | |
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| Callaway County | 60 | 8 | 19 | 3.7 | 8,018 | |
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| Camden County | 51 | 8 | 11 | 3.8 | 12,960 | |
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| Cape Girardeau County | 48 | 8 | 13 | 3.8 | 14,766 | |
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| Carroll County | 45 | 6 | 10 | 3.7 | 1,879 | |
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| Carter County | 40 | 6 | 8 | 3.8 | 1,092 | |
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| Cass County | 61 | 7 | 19 | 3.6 | 19,908 | |
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| Cedar County | 60 | 9 | 17 | 3.8 | 3,380 | |
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| Chariton County | 46 | 7 | 8 | 3.8 | 1,840 | |
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| Christian County | 74 | 12 | 25 | 3.7 | 15,557 | |
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| Clark County | 31 | 6 | 3 | 3.7 | 1,451 | |
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| Clay County | 71 | 8 | 24 | 3.7 | 39,430 | |
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| Clinton County | 54 | 7 | 12 | 3.7 | 4,049 | |
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| Cole County | 54 | 8 | 11 | 3.7 | 13,890 | |
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| Cooper County | 50 | 7 | 10 | 3.6 | 3,334 | |
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| Crawford County | 83 | 11 | 31 | 3.7 | 4,857 | |
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| Dade County | 68 | 11 | 20 | 3.8 | 1,883 | |
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| Dallas County | 73 | 12 | 25 | 3.8 | 3,693 | |
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| Daviess County | 44 | 6 | 8 | 3.8 | 1,838 | |
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| DeKalb County | 51 | 7 | 12 | 3.8 | 2,125 | |
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| Dent County | 55 | 8 | 17 | 3.8 | 3,233 | |
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| Douglas County | 68 | 10 | 20 | 3.7 | 2,977 | |
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| Dunklin County | 28 | 6 | 3 | 3.6 | 5,151 | |
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| Franklin County | 71 | 10 | 27 | 3.8 | 20,343 | |
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| Gasconade County | 66 | 9 | 18 | 3.7 | 3,448 | |
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| Gentry County | 41 | 6 | 8 | 3.7 | 1,167 | |
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| Greene County | 79 | 14 | 26 | 3.8 | 52,036 | |
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| Grundy County | 38 | 5 | 6 | 3.8 | 2,198 | |
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| Harrison County | 32 | 5 | 6 | 3.7 | 1,865 | |
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| Henry County | 58 | 8 | 13 | 3.7 | 5,009 | |
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| Hickory County | 63 | 11 | 19 | 3.9 | 2,777 | |
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| Holt County | 48 | 6 | 11 | 3.7 | 1,089 | |
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| Howard County | 45 | 7 | 9 | 3.8 | 2,042 | |
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| Howell County | 56 | 7 | 15 | 3.7 | 8,046 | |
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| Iron County | 56 | 8 | 17 | 3.8 | 2,103 | |
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| Jackson County | 74 | 9 | 25 | 3.7 | 114,304 | |
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| Jasper County | 73 | 11 | 22 | 3.8 | 20,051 | |
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| Jefferson County | 87 | 11 | 32 | 3.7 | 38,261 | |
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| Johnson County | 47 | 6 | 9 | 3.5 | 7,196 | |
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| Knox County | 40 | 6 | 6 | 3.8 | 808 | |
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| Laclede County | 68 | 10 | 20 | 3.7 | 6,652 | |
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| Lafayette County | 67 | 8 | 22 | 3.6 | 6,393 | |
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| Lawrence County | 74 | 13 | 24 | 3.8 | 6,996 | |
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| Lewis County | 40 | 6 | 6 | 3.8 | 1,912 | |
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| Lincoln County | 74 | 10 | 28 | 3.8 | 9,348 | |
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| Linn County | 41 | 6 | 7 | 3.8 | 2,580 | |
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| Livingston County | 40 | 7 | 8 | 3.8 | 2,882 | |
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| Macon County | 40 | 6 | 6 | 3.8 | 3,378 | |
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| Madison County | 55 | 8 | 16 | 3.8 | 2,489 | |
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| Maries County | 61 | 10 | 15 | 3.8 | 1,862 | |
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| Marion County | 40 | 6 | 6 | 3.8 | 5,406 | |
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| McDonald County | 63 | 8 | 18 | 3.7 | 3,687 | |
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| Mercer County | 38 | 5 | 6 | 3.8 | 777 | |
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| Miller County | 55 | 8 | 12 | 3.7 | 5,072 | |
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| Mississippi County | 41 | 7 | 6 | 3.8 | 2,244 | |
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| Moniteau County | 51 | 7 | 11 | 3.7 | 2,550 | |
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| Monroe County | 39 | 6 | 6 | 3.8 | 2,180 | |
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| Montgomery County | 66 | 10 | 17 | 3.8 | 2,339 | |
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| Morgan County | 49 | 7 | 11 | 3.7 | 5,211 | |
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| New Madrid County | 41 | 7 | 6 | 3.8 | 3,125 | |
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| Newton County | 68 | 10 | 21 | 3.7 | 11,328 | |
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| Nodaway County | 35 | 5 | 6 | 3.7 | 3,701 | |
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| Oregon County | 45 | 6 | 12 | 3.8 | 1,993 | |
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| Osage County | 52 | 8 | 11 | 3.7 | 2,449 | |
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| Ozark County | 55 | 7 | 15 | 3.8 | 2,603 | |
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| Pemiscot County | 39 | 6 | 5 | 3.7 | 2,729 | |
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| Perry County | 56 | 7 | 16 | 3.7 | 3,731 | |
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| Pettis County | 37 | 5 | 6 | 3.7 | 7,516 | |
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| Phelps County | 59 | 9 | 17 | 3.8 | 7,713 | |
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| Pike County | 52 | 7 | 14 | 3.7 | 3,377 | |
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| Platte County | 70 | 8 | 24 | 3.6 | 17,756 | |
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| Polk County | 75 | 13 | 25 | 3.8 | 5,931 | |
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| Pulaski County | 63 | 9 | 21 | 3.8 | 5,201 | |
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| Putnam County | 41 | 6 | 7 | 3.8 | 1,162 | |
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| Ralls County | 40 | 6 | 6 | 3.8 | 2,415 | |
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| Randolph County | 39 | 6 | 6 | 3.8 | 4,316 | |
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| Ray County | 67 | 8 | 22 | 3.7 | 4,468 | |
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| Reynolds County | 54 | 8 | 12 | 3.7 | 1,424 | |
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| Ripley County | 42 | 7 | 7 | 3.8 | 2,134 | |
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| Saline County | 43 | 6 | 10 | 3.8 | 3,997 | |
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| Schuyler County | 39 | 6 | 6 | 3.8 | 775 | |
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| Scotland County | 31 | 6 | 3 | 3.7 | 907 | |
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| Scott County | 48 | 8 | 13 | 3.8 | 7,099 | |
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| Shannon County | 49 | 8 | 10 | 3.8 | 1,616 | |
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| Shelby County | 40 | 6 | 6 | 3.8 | 1,332 | |
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| St. Charles County | 89 | 12 | 33 | 3.8 | 70,408 | |
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| St. Clair County | 52 | 6 | 14 | 3.7 | 2,457 | |
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| St. Francois County | 54 | 7 | 18 | 3.8 | 11,539 | |
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| St. Louis city | 89 | 12 | 34 | 3.8 | 44,707 | |
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| St. Louis County | 90 | 12 | 34 | 3.8 | 190,319 | |
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| Ste. Genevieve County | 59 | 9 | 15 | 3.8 | 3,985 | |
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| Stoddard County | 48 | 8 | 11 | 3.8 | 5,879 | |
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| Stone County | 71 | 11 | 23 | 3.7 | 10,255 | |
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| Sullivan County | 41 | 6 | 7 | 3.8 | 1,218 | |
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| Taney County | 72 | 12 | 23 | 3.7 | 12,868 | |
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| Texas County | 54 | 8 | 13 | 3.8 | 5,417 | |
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| Vernon County | 59 | 8 | 15 | 3.7 | 4,048 | |
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| Warren County | 85 | 12 | 32 | 3.8 | 6,777 | |
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| Washington County | 83 | 11 | 30 | 3.7 | 4,208 | |
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| Wayne County | 38 | 6 | 7 | 3.8 | 2,731 | |
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| Webster County | 76 | 14 | 26 | 3.8 | 6,388 | |
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| Worth County | 44 | 6 | 8 | 3.8 | 510 | |
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| Wright County | 68 | 10 | 20 | 3.7 | 3,739 | |
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This page summarizes publicly available CMS data. It is not a plan finder and does not recommend plans. To compare and enroll in plans, use Medicare.gov or talk to a licensed agent. Medicare.gov plan finder.