County Map - Missouri Organ Donor

County
Missouri
Registered Donors
4,507,890
Percent Registered
Legend
- < 40%
- > 40%
- > 50%
- > 60%
- > 70%

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County Registered Donors Percent Registered

adair 15,445 60.81%

andrew 11,545 65.65%

atchison 4,346 85.28%

audrain 14,131 56.90%

barry 24,398 68.12%

barton 8,365 72.16%

bates 11,623 71.56%

benton 13,557 69.07%

bollinger 6,288 51.92%

boone 150,444 82.21%

buchanan 58,050 67.09%

butler 24,628 58.39%

caldwell 6,106 67.46%

callaway 27,808 61.95%

camden 37,586 80.98%

cape girardeau 55,478 69.77%

carroll 5,105 59.68%

carter 3,402 56.79%

cass 83,799 78.46%

cedar 9,526 66.51%

chariton 4,059 55.15%

christian 70,067 77.29%

clark 5,232 76.60%

clay 199,376 78.66%

clinton 15,438 75.11%

cole 53,328 69.99%

cooper 11,126 65.06%

crawford 15,210 64.07%

dade 5,497 72.63%

dallas 10,323 59.95%

daviess 4,878 58.89%

dekalb 6,308 57.64%

dent 8,720 56.33%

douglas 7,731 57.94%

dunklin 16,864 58.40%

franklin 72,871 69.75%

gasconade 9,387 64.44%

gentry 4,033 62.20%

greene 234,171 79.38%

grundy 5,431 56.60%

harrison 4,961 59.62%

henry 14,942 67.68%

hickory 6,365 66.40%

holt 3,052 72.12%

howard 5,854 58.53%

howell 26,270 65.25%

iron 5,606 55.52%

jackson 530,541 75.16%

jasper 96,893 79.65%

jefferson 157,093 69.34%

johnson 42,129 77.70%

knox 2,335 59.26%

laclede 24,186 67.38%

lafayette 21,457 65.01%

lawrence 26,231 68.71%

lewis 7,365 75.08%

lincoln 40,941 68.10%

linn 7,595 64.20%

livingston 9,288 64.44%

mcdonald 16,476 71.95%

macon 9,100 60.28%

madison 7,122 58.80%

maries 3,739 42.51%

marion 21,623 76.08%

mercer 2,399 67.43%

miller 16,909 65.56%

mississippi 6,188 48.76%

moniteau 9,040 58.00%

monroe 5,143 59.31%

montgomery 7,744 68.57%

morgan 14,069 67.91%

new madrid 8,138 48.75%

newton 42,869 73.34%

nodaway 16,383 75.35%

oregon 6,027 57.89%

osage 8,142 60.16%

ozark 6,675 73.49%

pemiscot 8,678 55.63%

perry 11,756 61.25%

pettis 26,256 61.79%

phelps 31,890 71.80%

pike 9,979 56.85%

platte 92,143 86.49%

polk 20,363 62.67%

pulaski 40,151 76.17%

putnam 2,954 63.01%

ralls 6,842 66.43%

randolph 14,649 60.01%

ray 15,141 66.07%

reynolds 3,118 50.31%

ripley 7,543 56.71%

st charles 298,986 73.60%

st clair 38,981 402.32%

st francois 38,360 57.70%

st louis 686,094 69.02%

ste genevieve 11,567 64.53%

saline 13,722 60.03%

schuyler 2,299 50.71%

scotland 1,990 40.85%

scott 24,433 63.81%

shannon 4,407 53.72%

shelby 3,856 65.15%

stoddard 16,541 57.04%

stone 27,006 83.18%

sullivan 3,698 61.30%

taney 50,610 90.21%

texas 14,407 57.37%

vernon 14,126 69.29%

warren 25,062 68.49%

washington 11,628 47.26%

wayne 6,793 53.20%

webster 24,790 62.19%

worth 1,295 66.31%

wright 10,633 58.02%

st louis city 164,245 55.18%

total 4,359,562 70.87%

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 4/15/2026 09:00 AM)