County Map - Missouri Organ Donor

County
Missouri
Registered Donors
4,464,920
Percent Registered
Legend
- < 40%
- > 40%
- > 50%
- > 60%
- > 70%

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County Registered Donors Percent Registered

adair 15,254 60.06%

andrew 11,435 65.02%

atchison 4,302 84.42%

audrain 13,958 56.20%

barry 24,237 67.67%

barton 8,239 71.07%

bates 11,465 70.59%

benton 13,393 68.24%

bollinger 6,169 50.94%

boone 149,349 81.62%

buchanan 57,474 66.42%

butler 24,375 57.79%

caldwell 6,007 66.37%

callaway 27,474 61.21%

camden 37,292 80.35%

cape girardeau 55,013 69.19%

carroll 5,068 59.25%

carter 3,349 55.90%

cass 83,383 78.07%

cedar 9,408 65.69%

chariton 3,988 54.18%

christian 69,887 77.09%

clark 5,195 76.06%

clay 198,140 78.17%

clinton 15,307 74.48%

cole 52,743 69.22%

cooper 11,039 64.55%

crawford 15,012 63.24%

dade 5,425 71.68%

dallas 10,204 59.26%

daviess 4,806 58.02%

dekalb 6,273 57.32%

dent 8,612 55.63%

douglas 7,655 57.37%

dunklin 16,642 57.63%

franklin 72,147 69.06%

gasconade 9,306 63.89%

gentry 4,011 61.86%

greene 232,740 78.90%

grundy 5,349 55.75%

harrison 4,902 58.91%

henry 14,762 66.87%

hickory 6,308 65.80%

holt 3,017 71.29%

howard 5,824 58.23%

howell 25,911 64.36%

iron 5,484 54.31%

jackson 525,217 74.40%

jasper 96,021 78.93%

jefferson 155,621 68.69%

johnson 42,063 77.58%

knox 2,307 58.55%

laclede 23,915 66.62%

lafayette 21,320 64.59%

lawrence 26,010 68.13%

lewis 7,329 74.71%

lincoln 40,681 67.67%

linn 7,517 63.54%

livingston 9,163 63.57%

mcdonald 16,339 71.35%

macon 9,009 59.68%

madison 7,046 58.17%

maries 3,405 38.72%

marion 21,837 76.83%

mercer 2,362 66.39%

miller 16,768 65.01%

mississippi 6,057 47.73%

moniteau 8,980 57.62%

monroe 5,095 58.75%

montgomery 7,678 67.98%

morgan 13,978 67.47%

new madrid 7,928 47.49%

newton 42,397 72.53%

nodaway 16,322 75.07%

oregon 5,968 57.32%

osage 8,013 59.20%

ozark 6,638 73.08%

pemiscot 8,549 54.80%

perry 11,686 60.88%

pettis 25,979 61.14%

phelps 31,645 71.25%

pike 9,832 56.02%

platte 91,667 86.05%

polk 20,144 62.00%

pulaski 40,117 76.11%

putnam 2,906 61.99%

ralls 6,774 65.77%

randolph 14,480 59.32%

ray 14,999 65.45%

reynolds 3,092 49.89%

ripley 7,431 55.87%

st charles 296,863 73.08%

st clair 45,228 466.80%

st francois 37,991 57.14%

st louis 678,325 68.24%

ste genevieve 11,432 63.78%

saline 13,591 59.46%

schuyler 2,257 49.78%

scotland 1,881 38.62%

scott 24,168 63.12%

shannon 4,358 53.13%

shelby 3,831 64.72%

stoddard 16,337 56.33%

stone 26,793 82.53%

sullivan 3,684 61.06%

taney 50,312 89.68%

texas 14,212 56.59%

vernon 13,986 68.60%

warren 24,819 67.82%

washington 11,492 46.71%

wayne 6,658 52.14%

webster 24,660 61.87%

worth 1,294 66.26%

wright 10,538 57.51%

st louis city 155,044 52.09%

total 4,319,372 70.22%

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 8/24/2026 09:00 AM)