STD Rates in Lewis County, Idaho
2023 CDC surveillance data for Lewis County, Idaho — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Lewis County has one of the higher STD burdens in Idaho, with a combined rate of 347.7 per 100,000 residents in 2023 — ranking 10th of 43 counties. Reported infections included chlamydia at 294.2 per 100,000 (11 cases, too few for a reliable comparison), gonorrhea at 53.5 per 100,000 (2 cases, too few for a reliable comparison). No syphilis cases were reported in Lewis County in 2023. Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across Lewis County.
STD Trends in Lewis 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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Lewis County vs Idaho and the US
| Infection | Lewis County | Idaho | US | vs Idaho | vs US | Rank in Idaho |
|---|---|---|---|---|---|---|
| Chlamydia | 294.211 cases | 294.9 | 490.7 | Too few cases | Too few cases | – |
| Gonorrhea | 53.52 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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