Counties with highest COVID-19 infection rates in Texas
The vaccine deployment in December 2020 signaled a turning point in the COVID-19 pandemic. By the end of May 2021, 40% of the U.S. population was fully vaccinated. But as vaccination rates lagged over the summer, new surges of COVID-19 came, including Delta in the summer of 2021, and now the Omicron variant, which comprises the majority of cases in the U.S.
Researchers around the world have reported that Omicron is more transmissible than Delta, making breakthrough and repeat infections more likely.
The United States as of May 25 reached over 1 million COVID-19-related deaths and 83.6 million COVID-19 cases, according to Johns Hopkins University. Currently, 66.6% of the population is fully vaccinated, and 46.6% of vaccinated people have received booster doses.
Stacker compiled a list of the counties with highest COVID-19 infection rates in Texas using data from the U.S. Department of Health & Human Services and vaccination data from Covid Act Now. Counties are ranked by the highest infection rate per 100,000 residents within the week leading up to May 24, 2022. Cumulative cases per 100,000 served as a tiebreaker.
Keep reading to see whether your county ranks among the highest COVID-19 infection rates in your state.
#50. Brazos County, TX
- Cumulative cases per 100k: 26,674 (61,140 total cases)
--- 13.4% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 181 (415 total deaths)
--- 39.5% less deaths per 100k residents than Texas
- Population that is fully vaccinated: 51.9% (119,058 fully vaccinated)
#49. Victoria County, TX
- Cumulative cases per 100k: 20,653 (19,018 total cases)
--- 12.2% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 449 (413 total deaths)
--- 50.2% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 48.9% (45,017 fully vaccinated)
#48. Callahan County, TX
- Cumulative cases per 100k: 21,043 (2,934 total cases)
--- 10.5% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 516 (72 total deaths)
--- 72.6% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 42.3% (5,900 fully vaccinated)
#47. Lamar County, TX
- Cumulative cases per 100k: 19,351 (9,648 total cases)
--- 17.7% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 513 (256 total deaths)
--- 71.6% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 40.1% (19,991 fully vaccinated)
#46. Reeves County, TX
- Cumulative cases per 100k: 29,156 (4,658 total cases)
--- 24.0% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 463 (74 total deaths)
--- 54.8% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 67.2% (10,735 fully vaccinated)
#45. Delta County, TX
- Cumulative cases per 100k: 34,234 (1,825 total cases)
--- 45.6% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 469 (25 total deaths)
--- 56.9% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 36.0% (1,919 fully vaccinated)
#44. Rockwall County, TX
- Cumulative cases per 100k: 25,645 (26,905 total cases)
--- 9.1% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 254 (266 total deaths)
--- 15.1% less deaths per 100k residents than Texas
- Population that is fully vaccinated: 59.1% (61,962 fully vaccinated)
#43. El Paso County, TX
- Cumulative cases per 100k: 24,975 (209,603 total cases)
--- 6.2% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 445 (3,736 total deaths)
--- 48.8% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 81.8% (686,320 fully vaccinated)
#42. Calhoun County, TX
- Cumulative cases per 100k: 27,017 (5,752 total cases)
--- 14.9% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 225 (48 total deaths)
--- 24.7% less deaths per 100k residents than Texas
- Population that is fully vaccinated: 57.6% (12,268 fully vaccinated)
#41. Jack County, TX
- Cumulative cases per 100k: 17,146 (1,532 total cases)
--- 27.1% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 313 (28 total deaths)
--- 4.7% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 41.7% (3,728 fully vaccinated)
#40. Crane County, TX
- Cumulative cases per 100k: 26,892 (1,290 total cases)
--- 14.4% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 500 (24 total deaths)
--- 67.2% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 37.6% (1,803 fully vaccinated)
#39. Wichita County, TX
- Cumulative cases per 100k: 24,758 (32,737 total cases)
--- 5.3% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 513 (679 total deaths)
--- 71.6% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 54.1% (71,576 fully vaccinated)
#38. Lampasas County, TX
- Cumulative cases per 100k: 26,064 (5,585 total cases)
--- 10.8% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 425 (91 total deaths)
--- 42.1% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 49.9% (10,699 fully vaccinated)

#37. Harris County, TX
- Cumulative cases per 100k: 22,057 (1,039,640 total cases)
--- 6.2% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 233 (10,984 total deaths)
--- 22.1% less deaths per 100k residents than Texas
- Population that is fully vaccinated: 64.0% (3,015,397 fully vaccinated)
#36. Collin County, TX
- Cumulative cases per 100k: 21,013 (217,428 total cases)
--- 10.6% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 146 (1,509 total deaths)
--- 51.2% less deaths per 100k residents than Texas
- Population that is fully vaccinated: 67.7% (700,450 fully vaccinated)
#35. Duval County, TX
- Cumulative cases per 100k: 30,725 (3,428 total cases)
--- 30.7% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 627 (70 total deaths)
--- 109.7% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 62.8% (7,006 fully vaccinated)
#34. Archer County, TX
- Cumulative cases per 100k: 26,003 (2,224 total cases)
--- 10.6% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 327 (28 total deaths)
--- 9.4% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 61.4% (5,250 fully vaccinated)
#33. Fayette County, TX
- Cumulative cases per 100k: 19,056 (4,830 total cases)
--- 19.0% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 418 (106 total deaths)
--- 39.8% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 50.4% (12,765 fully vaccinated)
#32. Montgomery County, TX
- Cumulative cases per 100k: 23,494 (142,700 total cases)
--- 0.1% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 213 (1,292 total deaths)
--- 28.8% less deaths per 100k residents than Texas
- Population that is fully vaccinated: 55.1% (334,597 fully vaccinated)
#31. Brazoria County, TX
- Cumulative cases per 100k: 25,347 (94,866 total cases)
--- 7.8% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 263 (984 total deaths)
--- 12.0% less deaths per 100k residents than Texas
- Population that is fully vaccinated: 58.5% (219,055 fully vaccinated)
#30. Kendall County, TX
- Cumulative cases per 100k: 17,590 (8,343 total cases)
--- 25.2% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 251 (119 total deaths)
--- 16.1% less deaths per 100k residents than Texas
- Population that is fully vaccinated: 62.8% (29,798 fully vaccinated)
#29. Frio County, TX
- Cumulative cases per 100k: 29,410 (5,972 total cases)
--- 25.1% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 458 (93 total deaths)
--- 53.2% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 68.7% (13,944 fully vaccinated)
#28. Hays County, TX
- Cumulative cases per 100k: 26,627 (61,294 total cases)
--- 13.2% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 217 (499 total deaths)
--- 27.4% less deaths per 100k residents than Texas
- Population that is fully vaccinated: 63.2% (145,531 fully vaccinated)
#27. Webb County, TX
- Cumulative cases per 100k: 34,910 (96,580 total cases)
--- 48.5% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 374 (1,036 total deaths)
--- 25.1% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 95.0% (291,460 fully vaccinated)
#26. Galveston County, TX
- Cumulative cases per 100k: 28,426 (97,256 total cases)
--- 20.9% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 249 (853 total deaths)
--- 16.7% less deaths per 100k residents than Texas
- Population that is fully vaccinated: 60.5% (207,027 fully vaccinated)
#25. Young County, TX
- Cumulative cases per 100k: 22,376 (4,030 total cases)
--- 4.8% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 522 (94 total deaths)
--- 74.6% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 41.7% (7,504 fully vaccinated)
#24. Willacy County, TX
- Cumulative cases per 100k: 33,365 (7,126 total cases)
--- 41.9% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 609 (130 total deaths)
--- 103.7% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 66.3% (14,157 fully vaccinated)
#23. Bexar County, TX
- Cumulative cases per 100k: 28,390 (568,802 total cases)
--- 20.7% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 306 (6,138 total deaths)
--- 2.3% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 70.2% (1,405,633 fully vaccinated)
#22. Williamson County, TX
- Cumulative cases per 100k: 23,146 (136,690 total cases)
--- 1.6% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 158 (935 total deaths)
--- 47.2% less deaths per 100k residents than Texas
- Population that is fully vaccinated: 69.4% (409,953 fully vaccinated)
#21. Reagan County, TX
- Cumulative cases per 100k: 22,473 (865 total cases)
--- 4.4% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 364 (14 total deaths)
--- 21.7% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 39.0% (1,503 fully vaccinated)

#20. Hidalgo County, TX
- Cumulative cases per 100k: 24,055 (208,968 total cases)
--- 2.3% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 450 (3,911 total deaths)
--- 50.5% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 75.9% (659,126 fully vaccinated)
#19. Brooks County, TX
- Cumulative cases per 100k: 23,319 (1,654 total cases)
--- 0.8% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 733 (52 total deaths)
--- 145.2% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 79.0% (5,606 fully vaccinated)
#18. Bastrop County, TX
- Cumulative cases per 100k: 24,983 (22,166 total cases)
--- 6.2% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 269 (239 total deaths)
--- 10.0% less deaths per 100k residents than Texas
- Population that is fully vaccinated: 58.7% (52,081 fully vaccinated)
#17. Jim Hogg County, TX
- Cumulative cases per 100k: 51,115 (2,658 total cases)
--- 117.4% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 423 (22 total deaths)
--- 41.5% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 56.3% (2,929 fully vaccinated)
#16. Comal County, TX
- Cumulative cases per 100k: 22,488 (35,129 total cases)
--- 4.4% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 352 (550 total deaths)
--- 17.7% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 62.9% (98,270 fully vaccinated)
#15. Travis County, TX
- Cumulative cases per 100k: 18,071 (230,212 total cases)
--- 23.2% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 136 (1,736 total deaths)
--- 54.5% less deaths per 100k residents than Texas
- Population that is fully vaccinated: 70.8% (901,667 fully vaccinated)
#14. Presidio County, TX
- Cumulative cases per 100k: 15,110 (1,013 total cases)
--- 35.7% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 567 (38 total deaths)
--- 89.6% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 95.0% (7,060 fully vaccinated)
#13. Matagorda County, TX
- Cumulative cases per 100k: 23,055 (8,448 total cases)
--- 2.0% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 478 (175 total deaths)
--- 59.9% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 47.4% (17,377 fully vaccinated)
#12. Cameron County, TX
- Cumulative cases per 100k: 25,066 (106,070 total cases)
--- 6.6% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 481 (2,034 total deaths)
--- 60.9% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 79.7% (337,129 fully vaccinated)

#11. McLennan County, TX
- Cumulative cases per 100k: 23,806 (61,091 total cases)
--- 1.2% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 351 (902 total deaths)
--- 17.4% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 52.5% (134,785 fully vaccinated)
#10. Yoakum County, TX
- Cumulative cases per 100k: 15,322 (1,335 total cases)
--- 34.8% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 482 (42 total deaths)
--- 61.2% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 40.5% (3,530 fully vaccinated)
#9. Cottle County, TX
- Cumulative cases per 100k: 23,033 (322 total cases)
--- 2.0% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 644 (9 total deaths)
--- 115.4% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 32.8% (459 fully vaccinated)
#8. Fort Bend County, TX
- Cumulative cases per 100k: 23,614 (191,669 total cases)
--- 0.4% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 150 (1,214 total deaths)
--- 49.8% less deaths per 100k residents than Texas
- Population that is fully vaccinated: 72.2% (585,722 fully vaccinated)
#7. Caldwell County, TX
- Cumulative cases per 100k: 33,096 (14,451 total cases)
--- 40.7% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 403 (176 total deaths)
--- 34.8% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 57.6% (25,145 fully vaccinated)
#6. Jefferson County, TX
- Cumulative cases per 100k: 19,864 (49,972 total cases)
--- 15.5% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 335 (844 total deaths)
--- 12.0% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 51.5% (129,451 fully vaccinated)
#5. Starr County, TX
- Cumulative cases per 100k: 31,371 (20,276 total cases)
--- 33.4% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 566 (366 total deaths)
--- 89.3% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 95.0% (65,466 fully vaccinated)
#4. Bailey County, TX
- Cumulative cases per 100k: 21,914 (1,534 total cases)
--- 6.8% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 557 (39 total deaths)
--- 86.3% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 39.1% (2,734 fully vaccinated)
#3. King County, TX
- Cumulative cases per 100k: 19,118 (52 total cases)
--- 18.7% less cases per 100k residents than Texas
- Cumulative deaths per 100k: 0 (0 total deaths)
--- 100.0% less deaths per 100k residents than Texas
- Population that is fully vaccinated: 23.9% (65 fully vaccinated)
#2. Karnes County, TX
- Cumulative cases per 100k: 38,799 (6,053 total cases)
--- 65.0% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 449 (70 total deaths)
--- 50.2% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 58.7% (9,153 fully vaccinated)
#1. Loving County, TX
- Cumulative cases per 100k: 120,710 (204 total cases)
--- 413.3% more cases per 100k residents than Texas
- Cumulative deaths per 100k: 592 (1 total deaths)
--- 98.0% more deaths per 100k residents than Texas
- Population that is fully vaccinated: 20.1% (34 fully vaccinated)