STD Rates in Lewis County, Missouri
2023 CDC surveillance data for Lewis County, Missouri — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Lewis County recorded a combined STD rate of 224.1 per 100,000 residents in 2023, ranking 81st of 115 counties in Missouri. Reported infections included chlamydia at 163.0 per 100,000 (16 cases, too few for a reliable comparison), gonorrhea at 61.1 per 100,000 (6 cases, too few for a reliable comparison). No syphilis cases were reported in Lewis County in 2023. Confidential STD testing is available throughout Lewis County — knowing your status is the only way to catch infections that often show no symptoms.
STD Trends in Lewis County, 2000–2023
Reported cases per 100,000 residents each year, against the Missouri 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 Missouri and the US
| Infection | Lewis County | Missouri | US | vs Missouri | vs US | Rank in Missouri |
|---|---|---|---|---|---|---|
| Chlamydia | 16316 cases | 498.6 | 490.7 | Too few cases | Too few cases | – |
| Gonorrhea | 61.16 cases | 201.9 | 178.2 | Too few cases | Too few cases | – |
| Syphilis (P&S) | 00 cases | 21.5 | 15.8 | Too few cases | Too few cases | – |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Missouri’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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