STD Rates in Piatt County, Illinois
2023 CDC surveillance data for Piatt County, Illinois — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Piatt County recorded a combined STD rate of 245.3 per 100,000 residents in 2023, ranking 75th of 102 counties in Illinois. Reported infections included chlamydia at 209.4 per 100,000 (35 cases, 62% below the state rate), gonorrhea at 35.9 per 100,000 (6 cases, too few for a reliable comparison). No syphilis cases were reported in Piatt County in 2023. Confidential STD testing is available throughout Piatt County — knowing your status is the only way to catch infections that often show no symptoms.
STD Trends in Piatt County, 2000–2023
Reported cases per 100,000 residents each year, against the Illinois 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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Piatt County vs Illinois and the US
| Infection | Piatt County | Illinois | US | vs Illinois | vs US | Rank in Illinois |
|---|---|---|---|---|---|---|
| Chlamydia | 209.435 cases | 557.7 | 490.7 | 62.5% below | 57.3% below | 64th of 102 |
| Gonorrhea | 35.96 cases | 202.3 | 178.2 | Too few cases | Too few cases | – |
| Syphilis (P&S) | 00 cases | 11.6 | 15.8 | Too few cases | Too few cases | – |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Illinois’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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