County Map - Missouri Organ Donor

County
Missouri
Registered Donors
4,538,739
Percent Registered
Legend
- < 40%
- > 40%
- > 50%
- > 60%
- > 70%

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County Registered Donors Percent Registered

adair 15,532 61.15%

andrew 11,621 66.08%

atchison 4,361 85.58%

audrain 14,217 57.25%

barry 24,577 68.62%

barton 8,437 72.78%

bates 11,682 71.92%

benton 13,706 69.83%

bollinger 6,351 52.44%

boone 151,222 82.64%

buchanan 58,387 67.48%

butler 24,868 58.96%

caldwell 6,151 67.96%

callaway 27,929 62.22%

camden 37,789 81.42%

cape girardeau 55,771 70.14%

carroll 5,147 60.17%

carter 3,442 57.45%

cass 84,127 78.77%

cedar 9,568 66.81%

chariton 4,091 55.58%

christian 70,336 77.59%

clark 5,275 77.23%

clay 200,302 79.03%

clinton 15,492 75.38%

cole 53,667 70.44%

cooper 11,200 65.49%

crawford 15,308 64.48%

dade 5,561 73.48%

dallas 10,413 60.47%

daviess 4,922 59.42%

dekalb 6,367 58.18%

dent 8,778 56.70%

douglas 7,762 58.17%

dunklin 16,998 58.86%

franklin 73,424 70.28%

gasconade 9,437 64.79%

gentry 4,048 62.43%

greene 235,197 79.73%

grundy 5,455 56.85%

harrison 4,993 60.00%

henry 15,068 68.26%

hickory 6,390 66.66%

holt 3,061 72.33%

howard 5,881 58.80%

howell 26,455 65.71%

iron 5,631 55.76%

jackson 534,539 75.72%

jasper 97,382 80.05%

jefferson 158,163 69.82%

johnson 42,232 77.89%

knox 2,331 59.16%

laclede 24,362 67.87%

lafayette 21,539 65.26%

lawrence 26,355 69.04%

lewis 7,390 75.33%

lincoln 41,147 68.44%

linn 7,655 64.71%

livingston 9,356 64.91%

mcdonald 16,609 72.53%

macon 9,188 60.87%

madison 7,163 59.13%

maries 3,939 44.79%

marion 21,525 75.73%

mercer 2,402 67.51%

miller 17,029 66.03%

mississippi 6,270 49.41%

moniteau 9,103 58.41%

monroe 5,194 59.89%

montgomery 7,803 69.09%

morgan 14,199 68.54%

new madrid 8,276 49.58%

newton 43,201 73.91%

nodaway 16,427 75.55%

oregon 6,065 58.26%

osage 8,194 60.54%

ozark 6,683 73.58%

pemiscot 8,785 56.31%

perry 11,805 61.50%

pettis 26,411 62.16%

phelps 32,057 72.18%

pike 10,042 57.21%

platte 92,467 86.80%

polk 20,501 63.10%

pulaski 40,197 76.26%

putnam 2,979 63.55%

ralls 6,864 66.65%

randolph 14,758 60.46%

ray 15,208 66.37%

reynolds 3,168 51.11%

ripley 7,586 57.04%

st charles 300,655 74.02%

st clair 35,281 364.13%

st francois 38,612 58.08%

st louis 692,062 69.62%

ste genevieve 11,624 64.85%

saline 13,788 60.32%

schuyler 2,336 51.52%

scotland 2,070 42.50%

scott 24,625 64.32%

shannon 4,469 54.48%

shelby 3,891 65.74%

stoddard 16,673 57.49%

stone 27,209 83.81%

sullivan 3,730 61.83%

taney 50,813 90.57%

texas 14,558 57.97%

vernon 14,265 69.97%

warren 25,187 68.83%

washington 11,796 47.94%

wayne 6,880 53.88%

webster 24,988 62.69%

worth 1,304 66.77%

wright 10,700 58.39%

st louis city 170,334 57.23%

total 4,388,796 71.34%

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 1/29/2026 10:00 AM)