STD Rates in Cassia County, Idaho
2023 CDC surveillance data for Cassia County, Idaho — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Cassia County has one of the higher STD burdens in Idaho, with a combined rate of 544.8 per 100,000 residents in 2023 — ranking 1st of 43 counties. Reported infections included chlamydia at 513.7 per 100,000 (132 cases, 74% above the state rate), gonorrhea at 31.1 per 100,000 (8 cases, too few for a reliable comparison). No syphilis cases were reported in Cassia County in 2023. Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across Cassia County.
STD Trends in Cassia County, 2000–2023
Reported cases per 100,000 residents each year, against the Idaho 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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Cassia County vs Idaho and the US
| Infection | Cassia County | Idaho | US | vs Idaho | vs US | Rank in Idaho |
|---|---|---|---|---|---|---|
| Chlamydia | 513.7132 cases | 294.9 | 490.7 | 74.2% above | 4.7% above | 1st of 43 |
| Gonorrhea | 31.18 cases | 39.6 | 178.2 | Too few cases | Too few cases | – |
| Syphilis (P&S) | 00 cases | 3.8 | 15.8 | Too few cases | Too few cases | – |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Idaho’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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