STD Rates in Navajo County, Arizona
2023 CDC surveillance data for Navajo County, Arizona — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Navajo County has one of the higher STD burdens in Arizona, with a combined rate of 1,041.4 per 100,000 residents in 2023 — ranking 2nd of 15 counties. Reported infections included chlamydia at 745.6 per 100,000 (814 cases, 35% above the state rate), gonorrhea at 260.1 per 100,000 (284 cases, 36% above the state rate), syphilis at 35.7 per 100,000 (39 cases, 48% above the state rate). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Navajo County has confidential testing locations available.
STD Trends in Navajo County, 2000–2023
Reported cases per 100,000 residents each year, against the Arizona rate (dashed). In a county this size a handful of cases moves the rate a long way, so read the shape rather than any single year.
Source: CDC NCHHSTP AtlasPlus county surveillance, 2000–2023.
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Navajo County vs Arizona and the US
| Infection | Navajo County | Arizona | US | vs Arizona | vs US | Rank in Arizona |
|---|---|---|---|---|---|---|
| Chlamydia | 745.6814 cases | 552.5 | 490.7 | 35% above | 51.9% above | 2nd of 15 |
| Gonorrhea | 260.1284 cases | 190.7 | 178.2 | 36.4% above | 46% above | 1st of 15 |
| Syphilis (P&S) | 35.739 cases | 24.1 | 15.8 | 48.1% above | 125.9% above | 3rd of 15 |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Arizona’s counties. The US rate is all 50 states combined. Comparisons are left out where fewer than 20 cases were reported, because a rate built on so few cases can swing widely from one year to the next.
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