County Map - Missouri Organ Donor

County
Missouri
Registered Donors
4,499,794
Percent Registered
Legend
- < 40%
- > 40%
- > 50%
- > 60%
- > 70%

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County Registered Donors Percent Registered

adair 15,394 60.61%

andrew 11,522 65.52%

atchison 4,339 85.15%

audrain 14,085 56.71%

barry 24,378 68.06%

barton 8,337 71.92%

bates 11,603 71.44%

benton 13,519 68.88%

bollinger 6,258 51.67%

boone 150,196 82.08%

buchanan 57,953 66.97%

butler 24,566 58.24%

caldwell 6,092 67.31%

callaway 27,756 61.84%

camden 37,520 80.84%

cape girardeau 55,371 69.64%

carroll 5,104 59.67%

carter 3,388 56.55%

cass 83,697 78.36%

cedar 9,512 66.42%

chariton 4,052 55.05%

christian 70,017 77.23%

clark 5,226 76.52%

clay 199,112 78.56%

clinton 15,398 74.92%

cole 53,245 69.88%

cooper 11,111 64.97%

crawford 15,157 63.85%

dade 5,484 72.46%

dallas 10,295 59.79%

daviess 4,858 58.65%

dekalb 6,301 57.57%

dent 8,696 56.17%

douglas 7,727 57.91%

dunklin 16,815 58.23%

franklin 72,739 69.63%

gasconade 9,371 64.33%

gentry 4,031 62.17%

greene 233,887 79.28%

grundy 5,419 56.48%

harrison 4,949 59.48%

henry 14,920 67.58%

hickory 6,354 66.28%

holt 3,046 71.98%

howard 5,847 58.46%

howell 26,190 65.05%

iron 5,598 55.44%

jackson 529,414 75.00%

jasper 96,731 79.52%

jefferson 156,805 69.22%

johnson 42,089 77.63%

knox 2,331 59.16%

laclede 24,148 67.27%

lafayette 21,422 64.90%

lawrence 26,170 68.55%

lewis 7,359 75.02%

lincoln 40,896 68.03%

linn 7,587 64.13%

livingston 9,270 64.32%

mcdonald 16,441 71.79%

macon 9,082 60.17%

madison 7,118 58.76%

maries 3,678 41.82%

marion 21,639 76.13%

mercer 2,401 67.48%

miller 16,898 65.52%

mississippi 6,166 48.59%

moniteau 9,028 57.93%

monroe 5,143 59.31%

montgomery 7,746 68.59%

morgan 14,050 67.82%

new madrid 8,094 48.49%

newton 42,800 73.22%

nodaway 16,378 75.33%

oregon 6,023 57.85%

osage 8,119 59.99%

ozark 6,662 73.35%

pemiscot 8,648 55.44%

perry 11,744 61.19%

pettis 26,213 61.69%

phelps 31,858 71.73%

pike 9,941 56.64%

platte 92,081 86.44%

polk 20,307 62.50%

pulaski 40,151 76.17%

putnam 2,949 62.91%

ralls 6,839 66.40%

randolph 14,617 59.88%

ray 15,111 65.94%

reynolds 3,116 50.27%

ripley 7,526 56.59%

st charles 298,499 73.48%

st clair 40,001 412.85%

st francois 38,269 57.56%

st louis 684,570 68.87%

ste genevieve 11,522 64.28%

saline 13,710 59.98%

schuyler 2,293 50.57%

scotland 1,972 40.48%

scott 24,377 63.67%

shannon 4,392 53.54%

shelby 3,855 65.13%

stoddard 16,514 56.94%

stone 26,972 83.08%

sullivan 3,697 61.28%

taney 50,549 90.10%

texas 14,377 57.25%

vernon 14,091 69.11%

warren 25,028 68.39%

washington 11,586 47.09%

wayne 6,762 52.96%

webster 24,798 62.21%

worth 1,294 66.26%

wright 10,612 57.91%

st louis city 162,636 54.64%

total 4,351,600 70.74%

Sources: Missouri Donor Registry System and U.S. Census Bureau (2020 Estimates). Data does not include registrations with county undesignated or out-of-state records. Data subject to change due to future data submissions or correction. (As of 5/11/2026 09:00 AM)