STD Rates in Winnebago County, Wisconsin
2023 CDC surveillance data for Winnebago County, Wisconsin — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Winnebago County has one of the higher STD burdens in Wisconsin, with a combined rate of 401.2 per 100,000 residents in 2023 — ranking 10th of 72 counties. Reported infections included chlamydia at 351.1 per 100,000 (603 cases, 17% below the state rate), gonorrhea at 43.1 per 100,000 (74 cases, 64% below the state rate), syphilis at 7.0 per 100,000 (12 cases, too few for a reliable comparison). Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across Winnebago County.
STD Trends in Winnebago County, 2000–2023
Reported cases per 100,000 residents each year, against the Wisconsin 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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Winnebago County vs Wisconsin and the US
| Infection | Winnebago County | Wisconsin | US | vs Wisconsin | vs US | Rank in Wisconsin |
|---|---|---|---|---|---|---|
| Chlamydia | 351.1603 cases | 422.8 | 490.7 | 17% below | 28.4% below | 11th of 72 |
| Gonorrhea | 43.174 cases | 118.5 | 178.2 | 63.6% below | 75.8% below | 13th of 72 |
| Syphilis (P&S) | 712 cases | 9.1 | 15.8 | Too few cases | Too few cases | – |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Wisconsin’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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