Boroughs with the highest STI rates in Alaska

Emma Rubin // Stacker
- Chlamydia cases: 727.7 per 100K (#3 nationally, 5,338 cases)
- Gonorrhea cases: 314.1 per 100K (#4 nationally, 2,304 cases)
- Primary and secondary syphilis cases: 21.8 per 100K (#16 nationally, 160 cases)
State-level statistics
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- Chlamydia cases: 0 cases
- Gonorrhea cases: 59.6 per 100K people (2 cases)
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#29. Petersburg Census Area
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- Chlamydia cases: 48.3 per 100K people (1 case)
- Gonorrhea cases: 48.3 per 100K people (1 case)
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#28. Haines Borough
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- Chlamydia cases: 48.7 per 100K people (1 case)
- Gonorrhea cases: 0 cases
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#27. Wrangell City and Borough
CSNafzger // Shutterstock
- Chlamydia cases: 119.3 per 100K people (1 case)
- Gonorrhea cases: 0 cases
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#26. Bristol Bay Borough
Joseph Sohm // Shutterstock
- Chlamydia cases: 125.5 per 100K people (2 cases)
- Gonorrhea cases: 62.8 per 100K people (1 case)
- Syphilis cases (non-congenital): 62.8 per 100K people (1 case)
--- Primary and secondary syphilis: 62.8 per 100K people (1 case)
--- Nonprimary and nonsecondary early syphilis: 0 cases
#25. Denali Borough
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- Chlamydia cases: 139.6 per 100K people (8 cases)
- Gonorrhea cases: 34.9 per 100K people (2 cases)
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#24. Prince of Wales-Hyder Censu
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- Chlamydia cases: 142.0 per 100K people (1 case)
- Gonorrhea cases: 0 cases
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#23. Yakutat City and Borough
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- Chlamydia cases: 147.1 per 100K people (5 cases)
- Gonorrhea cases: 58.9 per 100K people (2 cases)
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#22. Aleutians East Borough
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- Chlamydia cases: 158.5 per 100K people (11 case)
- Gonorrhea cases: 86.4 per 100K people (6 cases)
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#21. Copper River Census Area
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- Chlamydia cases: 172.2 per 100K people (12 cases)
- Gonorrhea cases: 100.4 per 100K people (7 cases)
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#20. Southeast Fairbanks Census Area
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- Chlamydia cases: 178.4 per 100K people (15 cases)
- Gonorrhea cases: 23.8 per 100K people (2 cases)
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#19. Sitka City and Borough
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- Chlamydia cases: 217.4 per 100K people (11 case)
- Gonorrhea cases: 19.8 per 100K people (1 case)
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#18. Aleutians West Census Area
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- Chlamydia cases: 250.3 per 100K people (32 cases)
- Gonorrhea cases: 23.5 per 100K people (3 cases)
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#17. Kodiak Island Borough
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- Chlamydia cases: 254.5 per 100K people (35 cases)
- Gonorrhea cases: 14.5 per 100K people (2 cases)
- Syphilis cases (non-congenital): 65.4 per 100K people (9 cases)
--- Primary and secondary syphilis: 65.4 per 100K people (9 cases)
--- Nonprimary and nonsecondary early syphilis: 0 cases
#16. Ketchikan Gateway Borough
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- Chlamydia cases: 309.6 per 100K people (99 cases)
- Gonorrhea cases: 165.8 per 100K people (53 cases)
- Syphilis cases (non-congenital): 6.3 per 100K people (2 cases)
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 6.3 per 100K people (2 cases)
#15. Juneau City and Borough
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- Chlamydia cases: 336.3 per 100K people (201 case)
- Gonorrhea cases: 88.7 per 100K people (53 cases)
- Syphilis cases (non-congenital): 8.4 per 100K people (5 cases)
--- Primary and secondary syphilis: 5.0 per 100K people (3 cases)
--- Nonprimary and nonsecondary early syphilis: 3.3 per 100K people (2 cases)
#14. Kenai Peninsula Borough
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- Chlamydia cases: 365.9 per 100K people (405 cases)
- Gonorrhea cases: 87.6 per 100K people (97 cases)
- Syphilis cases (non-congenital): 12.6 per 100K people (14 cases)
--- Primary and secondary syphilis: 9.0 per 100K people (10 cases)
--- Nonprimary and nonsecondary early syphilis: 3.6 per 100K people (4 cases)
#13. Matanuska-Susitna Borough
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- Chlamydia cases: 428.8 per 100K people (10 cases)
- Gonorrhea cases: 128.6 per 100K people (3 cases)
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#12. Hoonah-Angoon Census Area
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- Chlamydia cases: 608.4 per 100K people (16 cases)
- Gonorrhea cases: 380.2 per 100K people (10 cases)
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#11. Chugach Census Area
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- Chlamydia cases: 635.6 per 100K people (9 cases)
- Gonorrhea cases: 211.9 per 100K people (3 cases)
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#10. Lake and Peninsula Borough
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- Chlamydia cases: 733.4 per 100K people (35 cases)
- Gonorrhea cases: 41.9 per 100K people (2 cases)
- Syphilis cases (non-congenital): 146.7 per 100K people (7 cases)
--- Primary and secondary syphilis: 83.8 per 100K people (4 cases)
--- Nonprimary and nonsecondary early syphilis: 62.9 per 100K people (3 cases)
#9. Dillingham Census Area
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- Chlamydia cases: 792.9 per 100K people (87 cases)
- Gonorrhea cases: 355.5 per 100K people (39 cases)
- Syphilis cases (non-congenital): 27.3 per 100K people (3 cases)
--- Primary and secondary syphilis: 27.3 per 100K people (3 cases)
--- Nonprimary and nonsecondary early syphilis: 0 cases
#8. North Slope Borough
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- Chlamydia cases: 870.1 per 100K people (2,507 cases)
- Gonorrhea cases: 388.4 per 100K people (1,119 cases)
- Syphilis cases (non-congenital): 92.0 per 100K people (265 cases)
--- Primary and secondary syphilis: 52.4 per 100K people (151 case)
--- Nonprimary and nonsecondary early syphilis: 39.6 per 100K people (114 cases)
#7. Anchorage Municipality
EQRoy // Shutterstock
- Chlamydia cases: 918.5 per 100K people (878 cases)
- Gonorrhea cases: 272.0 per 100K people (260 cases)
- Syphilis cases (non-congenital): 10.5 per 100K people (10 cases)
--- Primary and secondary syphilis: 7.3 per 100K people (7 cases)
--- Nonprimary and nonsecondary early syphilis: 3.1 per 100K people (3 cases)
#6. Fairbanks North Star Borough
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- Chlamydia cases: 1,023.7 per 100K people (54 cases)
- Gonorrhea cases: 492.9 per 100K people (26 cases)
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#5. Yukon-Koyukuk Census Area
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- Chlamydia cases: 2,057.8 per 100K people (203 cases)
- Gonorrhea cases: 993.4 per 100K people (98 cases)
- Syphilis cases (non-congenital): 0 cases
--- Primary and secondary syphilis: 0 cases
--- Nonprimary and nonsecondary early syphilis: 0 cases
#4. Nome Census Area
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- Chlamydia cases: 2,063.5 per 100K people (156 cases)
- Gonorrhea cases: 1,164.0 per 100K people (88 cases)
- Syphilis cases (non-congenital): 52.9 per 100K people (4 cases)
--- Primary and secondary syphilis: 26.5 per 100K people (2 cases)
--- Nonprimary and nonsecondary early syphilis: 26.5 per 100K people (2 cases)
#3. Northwest Arctic Borough
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- Chlamydia cases: 2,786.0 per 100K people (517 cases)
- Gonorrhea cases: 366.4 per 100K people (68 cases)
- Syphilis cases (non-congenital): 26.9 per 100K people (5 cases)
--- Primary and secondary syphilis: 16.2 per 100K people (3 cases)
--- Nonprimary and nonsecondary early syphilis: 10.8 per 100K people (2 cases)
#2. Bethel Census Area
Marlene Moore // Shutterstock
- Chlamydia cases: 3,098.1 per 100K people (259 cases)
- Gonorrhea cases: 346.9 per 100K people (29 cases)
- Syphilis cases (non-congenital): 12.0 per 100K people (1 case)
--- Primary and secondary syphilis: 12.0 per 100K people (1 case)
--- Nonprimary and nonsecondary early syphilis: 0 cases

This story features data reporting and writing by Emma Rubin and is part of a series utilizing data automation across 49 states.

#1. Kusilvak Census Area
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