Counties with highest COVID-19 infection rates in South Carolina
Counties with highest COVID-19 infection rates in South Carolina
The United States by April 21 had reached 569,404 deaths due to COVID-19 and more than 31.9 million cases, according to Johns Hopkins University. Amid the grim numbers come two bright spots: As of Feb. 2, more Americans had been vaccinated for COVID-19 than had been infected; and since then, rolling averages for case counts and deaths have been on the decline.
Stacker compiled a list of the counties with highest COVID-19 infection rates in South Carolina using data from the U.S. Department of Health & Human Services. Counties are ranked by the highest infection rate per 100k residents from 4/13/2021 to 4/19/2021. Ties are broken by total new cases.
As has been true throughout America’s COVID-19 history, every state—and even every county—has its own COVID-19 story, driven by local policies and behaviors. Keep reading to see where infection rates are highest in your home state.
#46. Allendale County
--- Compared to average rate of new cases in South Carolina: 89.5% less cases per 100k residents
- Cumulative cases per 100k: 10,428 (906 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 173 (15 total deaths)
- Test positivity rate: 5.0%
#45. Beaufort County
--- Compared to average rate of new cases in South Carolina: 62.3% less cases per 100k residents
- Cumulative cases per 100k: 8,612 (16,545 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 105 (202 total deaths)
- Test positivity rate: 2.9%
#44. Bamberg County
--- Compared to average rate of new cases in South Carolina: 62.3% less cases per 100k residents
- Cumulative cases per 100k: 10,906 (1,534 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 363 (51 total deaths)
- Test positivity rate: 1.6%
#43. Hampton County
--- Compared to average rate of new cases in South Carolina: 58.8% less cases per 100k residents
- Cumulative cases per 100k: 9,780 (1,880 total cases)
- New deaths per 100k in the past week: 5.2 (1 new deaths, 0% change from previous week)
- Cumulative deaths per 100k: 260 (50 total deaths)
- Test positivity rate: 4.5%
#42. McCormick County
--- Compared to average rate of new cases in South Carolina: 53.5% less cases per 100k residents
- Cumulative cases per 100k: 10,694 (1,012 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 285 (27 total deaths)
- Test positivity rate: 5.2%
#41. Marion County
--- Compared to average rate of new cases in South Carolina: 51.8% less cases per 100k residents
- Cumulative cases per 100k: 11,342 (3,477 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 333 (102 total deaths)
- Test positivity rate: 4.8%
#40. Calhoun County
--- Compared to average rate of new cases in South Carolina: 51.8% less cases per 100k residents
- Cumulative cases per 100k: 8,871 (1,291 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 247 (36 total deaths)
- Test positivity rate: 2.7%
#39. Saluda County
--- Compared to average rate of new cases in South Carolina: 48.2% less cases per 100k residents
- Cumulative cases per 100k: 8,519 (1,744 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 239 (49 total deaths)
- Test positivity rate: 7.0%
#38. Jasper County
--- Compared to average rate of new cases in South Carolina: 47.4% less cases per 100k residents
- Cumulative cases per 100k: 7,568 (2,276 total cases)
- New deaths per 100k in the past week: 3.3 (1 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 146 (44 total deaths)
- Test positivity rate: 3.2%
#37. Sumter County
--- Compared to average rate of new cases in South Carolina: 41.2% less cases per 100k residents
- Cumulative cases per 100k: 9,619 (10,266 total cases)
- New deaths per 100k in the past week: 3.7 (4 new deaths, +300% change from previous week)
- Cumulative deaths per 100k: 188 (201 total deaths)
- Test positivity rate: 3.8%
#36. Cherokee County
--- Compared to average rate of new cases in South Carolina: 36.8% less cases per 100k residents
- Cumulative cases per 100k: 10,353 (5,932 total cases)
- New deaths per 100k in the past week: 1.7 (1 new deaths, 0% change from previous week)
- Cumulative deaths per 100k: 260 (149 total deaths)
- Test positivity rate: 5.0%
#35. Darlington County
--- Compared to average rate of new cases in South Carolina: 21.9% less cases per 100k residents
- Cumulative cases per 100k: 12,390 (8,254 total cases)
- New deaths per 100k in the past week: 1.5 (1 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 260 (173 total deaths)
- Test positivity rate: 3.0%
#34. Florence County
--- Compared to average rate of new cases in South Carolina: 20.2% less cases per 100k residents
- Cumulative cases per 100k: 12,611 (17,440 total cases)
- New deaths per 100k in the past week: 4.3 (6 new deaths, +100% change from previous week)
- Cumulative deaths per 100k: 294 (406 total deaths)
- Test positivity rate: 6.0%
#33. Edgefield County
--- Compared to average rate of new cases in South Carolina: 19.3% less cases per 100k residents
- Cumulative cases per 100k: 11,159 (3,042 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 150 (41 total deaths)
- Test positivity rate: 5.6%
#32. Union County
--- Compared to average rate of new cases in South Carolina: 19.3% less cases per 100k residents
- Cumulative cases per 100k: 11,067 (3,023 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 308 (84 total deaths)
- Test positivity rate: 2.4%
#31. Anderson County
--- Compared to average rate of new cases in South Carolina: 14.0% less cases per 100k residents
- Cumulative cases per 100k: 11,023 (22,328 total cases)
- New deaths per 100k in the past week: 2.5 (5 new deaths, 0% change from previous week)
- Cumulative deaths per 100k: 251 (509 total deaths)
- Test positivity rate: 5.4%
#30. Aiken County
--- Compared to average rate of new cases in South Carolina: 14.0% less cases per 100k residents
- Cumulative cases per 100k: 9,885 (16,891 total cases)
- New deaths per 100k in the past week: 0.6 (1 new deaths, 0% change from previous week)
- Cumulative deaths per 100k: 128 (218 total deaths)
- Test positivity rate: 5.0%
#29. Clarendon County
--- Compared to average rate of new cases in South Carolina: 14.0% less cases per 100k residents
- Cumulative cases per 100k: 9,954 (3,359 total cases)
- New deaths per 100k in the past week: 5.9 (2 new deaths, 0% change from previous week)
- Cumulative deaths per 100k: 323 (109 total deaths)
- Test positivity rate: 3.7%
#28. Chesterfield County
--- Compared to average rate of new cases in South Carolina: 11.4% less cases per 100k residents
- Cumulative cases per 100k: 10,223 (4,667 total cases)
- New deaths per 100k in the past week: 4.4 (2 new deaths, -33% change from previous week)
- Cumulative deaths per 100k: 226 (103 total deaths)
- Test positivity rate: 4.6%
#27. Lee County
--- Compared to average rate of new cases in South Carolina: 11.4% less cases per 100k residents
- Cumulative cases per 100k: 11,077 (1,864 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 351 (59 total deaths)
- Test positivity rate: 4.4%
#26. Orangeburg County
--- Compared to average rate of new cases in South Carolina: 10.5% less cases per 100k residents
- Cumulative cases per 100k: 11,070 (9,540 total cases)
- New deaths per 100k in the past week: 3.5 (3 new deaths, +50% change from previous week)
- Cumulative deaths per 100k: 280 (241 total deaths)
- Test positivity rate: 4.2%
#25. Williamsburg County
--- Compared to average rate of new cases in South Carolina: 7.9% less cases per 100k residents
- Cumulative cases per 100k: 13,132 (3,988 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 323 (98 total deaths)
- Test positivity rate: 7.3%
#24. Barnwell County
--- Compared to average rate of new cases in South Carolina: 7.9% less cases per 100k residents
- Cumulative cases per 100k: 12,082 (2,521 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 259 (54 total deaths)
- Test positivity rate: 5.7%
#23. Abbeville County
--- Compared to average rate of new cases in South Carolina: 7.0% less cases per 100k residents
- Cumulative cases per 100k: 10,315 (2,530 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 155 (38 total deaths)
- Test positivity rate: 4.7%
#22. Georgetown County
--- Compared to average rate of new cases in South Carolina: 5.3% less cases per 100k residents
- Cumulative cases per 100k: 10,526 (6,598 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 220 (138 total deaths)
- Test positivity rate: 5.0%
#21. Dillon County
--- Compared to average rate of new cases in South Carolina: 1.8% less cases per 100k residents
- Cumulative cases per 100k: 14,216 (4,333 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 266 (81 total deaths)
- Test positivity rate: 5.5%
#20. Fairfield County
--- Compared to average rate of new cases in South Carolina: 1.8% more cases per 100k residents
- Cumulative cases per 100k: 10,489 (2,344 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 354 (79 total deaths)
- Test positivity rate: 5.4%
#19. Spartanburg County
--- Compared to average rate of new cases in South Carolina: 9.6% more cases per 100k residents
- Cumulative cases per 100k: 12,593 (40,270 total cases)
- New deaths per 100k in the past week: 2.8 (9 new deaths, +80% change from previous week)
- Cumulative deaths per 100k: 244 (781 total deaths)
- Test positivity rate: 5.8%
#18. Horry County
--- Compared to average rate of new cases in South Carolina: 10.5% more cases per 100k residents
- Cumulative cases per 100k: 10,751 (38,068 total cases)
- New deaths per 100k in the past week: 0.8 (3 new deaths, -40% change from previous week)
- Cumulative deaths per 100k: 160 (566 total deaths)
- Test positivity rate: 7.2%
#17. Chester County
--- Compared to average rate of new cases in South Carolina: 11.4% more cases per 100k residents
- Cumulative cases per 100k: 12,585 (4,058 total cases)
- New deaths per 100k in the past week: 3.1 (1 new deaths, 0% change from previous week)
- Cumulative deaths per 100k: 226 (73 total deaths)
- Test positivity rate: 5.1%
#16. Berkeley County
--- Compared to average rate of new cases in South Carolina: 13.2% more cases per 100k residents
- Cumulative cases per 100k: 7,437 (16,950 total cases)
- New deaths per 100k in the past week: 0.4 (1 new deaths, -67% change from previous week)
- Cumulative deaths per 100k: 83 (189 total deaths)
- Test positivity rate: 9.5%
#15. Greenwood County
--- Compared to average rate of new cases in South Carolina: 13.2% more cases per 100k residents
- Cumulative cases per 100k: 11,155 (7,899 total cases)
- New deaths per 100k in the past week: 1.4 (1 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 237 (168 total deaths)
- Test positivity rate: 6.4%
#14. Charleston County
--- Compared to average rate of new cases in South Carolina: 14.0% more cases per 100k residents
- Cumulative cases per 100k: 10,227 (42,075 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 119 (489 total deaths)
- Test positivity rate: 5.8%
#13. Colleton County
--- Compared to average rate of new cases in South Carolina: 16.7% more cases per 100k residents
- Cumulative cases per 100k: 9,295 (3,502 total cases)
- New deaths per 100k in the past week: 2.7 (1 new deaths, -50% change from previous week)
- Cumulative deaths per 100k: 332 (125 total deaths)
- Test positivity rate: 5.6%
#12. Lexington County
--- Compared to average rate of new cases in South Carolina: 17.5% more cases per 100k residents
- Cumulative cases per 100k: 10,909 (32,591 total cases)
- New deaths per 100k in the past week: 0.7 (2 new deaths, 0% change from previous week)
- Cumulative deaths per 100k: 159 (475 total deaths)
- Test positivity rate: 5.6%
#11. Richland County
--- Compared to average rate of new cases in South Carolina: 21.1% more cases per 100k residents
- Cumulative cases per 100k: 10,893 (45,287 total cases)
- New deaths per 100k in the past week: 0.5 (2 new deaths, -60% change from previous week)
- Cumulative deaths per 100k: 129 (537 total deaths)
- Test positivity rate: 3.8%
#10. Newberry County
--- Compared to average rate of new cases in South Carolina: 21.1% more cases per 100k residents
- Cumulative cases per 100k: 12,471 (4,794 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 260 (100 total deaths)
- Test positivity rate: 4.1%
#9. Laurens County
--- Compared to average rate of new cases in South Carolina: 21.9% more cases per 100k residents
- Cumulative cases per 100k: 10,483 (7,075 total cases)
- New deaths per 100k in the past week: 5.9 (4 new deaths, +100% change from previous week)
- Cumulative deaths per 100k: 250 (169 total deaths)
- Test positivity rate: 7.9%
#8. Oconee County
--- Compared to average rate of new cases in South Carolina: 28.9% more cases per 100k residents
- Cumulative cases per 100k: 11,639 (9,258 total cases)
- New deaths per 100k in the past week: 1.3 (1 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 166 (132 total deaths)
- Test positivity rate: 6.1%
#7. Kershaw County
--- Compared to average rate of new cases in South Carolina: 28.9% more cases per 100k residents
- Cumulative cases per 100k: 10,927 (7,272 total cases)
- New deaths per 100k in the past week: 1.5 (1 new deaths, 0% change from previous week)
- Cumulative deaths per 100k: 203 (135 total deaths)
- Test positivity rate: 6.9%
#6. Lancaster County
--- Compared to average rate of new cases in South Carolina: 33.3% more cases per 100k residents
- Cumulative cases per 100k: 10,649 (10,437 total cases)
- New deaths per 100k in the past week: 3.1 (3 new deaths, -25% change from previous week)
- Cumulative deaths per 100k: 168 (165 total deaths)
- Test positivity rate: 8.0%
#5. Pickens County
--- Compared to average rate of new cases in South Carolina: 44.7% more cases per 100k residents
- Cumulative cases per 100k: 14,353 (18,212 total cases)
- New deaths per 100k in the past week: 3.2 (4 new deaths, +100% change from previous week)
- Cumulative deaths per 100k: 227 (288 total deaths)
- Test positivity rate: 6.5%
#4. Greenville County
--- Compared to average rate of new cases in South Carolina: 50.0% more cases per 100k residents
- Cumulative cases per 100k: 13,840 (72,458 total cases)
- New deaths per 100k in the past week: 2.3 (12 new deaths, +140% change from previous week)
- Cumulative deaths per 100k: 185 (969 total deaths)
- Test positivity rate: 7.8%
#3. York County
--- Compared to average rate of new cases in South Carolina: 61.4% more cases per 100k residents
- Cumulative cases per 100k: 10,634 (29,879 total cases)
- New deaths per 100k in the past week: 0.4 (1 new deaths, -80% change from previous week)
- Cumulative deaths per 100k: 132 (370 total deaths)
- Test positivity rate: 9.0%
#2. Dorchester County
--- Compared to average rate of new cases in South Carolina: 73.7% more cases per 100k residents
- Cumulative cases per 100k: 10,526 (17,137 total cases)
- New deaths per 100k in the past week: 1.8 (3 new deaths, +50% change from previous week)
- Cumulative deaths per 100k: 131 (213 total deaths)
- Test positivity rate: 8.2%
#1. Marlboro County
--- Compared to average rate of new cases in South Carolina: 87.7% more cases per 100k residents
- Cumulative cases per 100k: 12,348 (3,225 total cases)
- New deaths per 100k in the past week: 0 (0 new deaths, -100% change from previous week)
- Cumulative deaths per 100k: 195 (51 total deaths)
- Test positivity rate: 5.8%



