STD Rates in Adams County, Illinois
2023 CDC surveillance data for Adams County, Illinois — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Adams County has one of the higher STD burdens in Illinois, with a combined rate of 518.3 per 100,000 residents in 2023 — ranking 24th of 102 counties. Reported infections included chlamydia at 401.9 per 100,000 (259 cases, 28% below the state rate), gonorrhea at 114.8 per 100,000 (74 cases, 43% below the state rate), syphilis at 1.6 per 100,000 (1 case, too few for a reliable comparison). Confidential STD testing is available throughout Adams County — knowing your status is the only way to catch infections that often show no symptoms.
STD Trends in Adams 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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Adams County vs Illinois and the US
| Infection | Adams County | Illinois | US | vs Illinois | vs US | Rank in Illinois |
|---|---|---|---|---|---|---|
| Chlamydia | 401.9259 cases | 557.7 | 490.7 | 27.9% below | 18.1% below | 23rd of 102 |
| Gonorrhea | 114.874 cases | 202.3 | 178.2 | 43.3% below | 35.6% below | 26th of 102 |
| Syphilis (P&S) | 1.61 case | 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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