County Map - Missouri Organ Donor

County
Missouri
Registered Donors
4,479,005
Percent Registered
Legend
- < 40%
- > 40%
- > 50%
- > 60%
- > 70%

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County Registered Donors Percent Registered

adair 15,315 60.30%

andrew 11,467 65.21%

atchison 4,316 84.69%

audrain 13,979 56.29%

barry 24,287 67.81%

barton 8,271 71.35%

bates 11,536 71.03%

benton 13,444 68.50%

bollinger 6,202 51.21%

boone 149,662 81.79%

buchanan 57,680 66.66%

butler 24,459 57.99%

caldwell 6,053 66.88%

callaway 27,639 61.57%

camden 37,370 80.51%

cape girardeau 55,137 69.34%

carroll 5,096 59.57%

carter 3,368 56.22%

cass 83,481 78.16%

cedar 9,451 65.99%

chariton 4,019 54.61%

christian 69,942 77.15%

clark 5,211 76.30%

clay 198,568 78.34%

clinton 15,335 74.61%

cole 52,925 69.46%

cooper 11,072 64.74%

crawford 15,066 63.47%

dade 5,449 72.00%

dallas 10,248 59.52%

daviess 4,833 58.35%

dekalb 6,278 57.36%

dent 8,655 55.91%

douglas 7,694 57.66%

dunklin 16,704 57.84%

franklin 72,402 69.30%

gasconade 9,342 64.14%

gentry 4,022 62.03%

greene 233,166 79.04%

grundy 5,384 56.11%

harrison 4,923 59.16%

henry 14,838 67.21%

hickory 6,332 66.05%

holt 3,021 71.38%

howard 5,856 58.55%

howell 26,007 64.59%

iron 5,533 54.79%

jackson 526,888 74.64%

jasper 96,289 79.15%

jefferson 156,095 68.90%

johnson 42,053 77.56%

knox 2,318 58.83%

laclede 24,038 66.97%

lafayette 21,366 64.73%

lawrence 26,066 68.28%

lewis 7,341 74.83%

lincoln 40,790 67.85%

linn 7,543 63.76%

livingston 9,212 63.91%

mcdonald 16,364 71.46%

macon 9,047 59.93%

madison 7,068 58.35%

maries 3,518 40.00%

marion 21,752 76.53%

mercer 2,373 66.69%

miller 16,815 65.20%

mississippi 6,104 48.10%

moniteau 9,010 57.81%

monroe 5,118 59.02%

montgomery 7,706 68.23%

morgan 14,021 67.68%

new madrid 8,006 47.96%

newton 42,571 72.83%

nodaway 16,342 75.16%

oregon 6,003 57.66%

osage 8,080 59.70%

ozark 6,647 73.18%

pemiscot 8,581 55.01%

perry 11,707 60.99%

pettis 26,067 61.35%

phelps 31,722 71.42%

pike 9,895 56.38%

platte 91,837 86.21%

polk 20,227 62.26%

pulaski 40,147 76.17%

putnam 2,924 62.37%

ralls 6,805 66.07%

randolph 14,540 59.57%

ray 15,037 65.62%

reynolds 3,105 50.10%

ripley 7,465 56.13%

st charles 297,458 73.23%

st clair 42,979 443.59%

st francois 38,099 57.30%

st louis 680,727 68.48%

ste genevieve 11,475 64.02%

saline 13,653 59.73%

schuyler 2,265 49.96%

scotland 1,913 39.27%

scott 24,235 63.30%

shannon 4,373 53.31%

shelby 3,842 64.91%

stoddard 16,411 56.59%

stone 26,849 82.70%

sullivan 3,677 60.95%

taney 50,427 89.88%

texas 14,280 56.87%

vernon 14,013 68.73%

warren 24,902 68.05%

washington 11,542 46.91%

wayne 6,700 52.47%

webster 24,718 62.01%

worth 1,289 66.00%

wright 10,576 57.71%

st louis city 158,203 53.15%

total 4,332,247 70.43%

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 7/13/2026 09:00 AM)