STD Rates in Jersey County, Illinois
2023 CDC surveillance data for Jersey County, Illinois — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Jersey County is among the lower-burden counties in Illinois, reporting a combined STD rate of 227.5 per 100,000 residents in 2023 — 79th of 102 counties. Reported infections included chlamydia at 184.9 per 100,000 (39 cases, 67% below the state rate), gonorrhea at 37.9 per 100,000 (8 cases, too few for a reliable comparison), syphilis at 4.7 per 100,000 (1 case, 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 Jersey County.
STD Trends in Jersey 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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Jersey County vs Illinois and the US
| Infection | Jersey County | Illinois | US | vs Illinois | vs US | Rank in Illinois |
|---|---|---|---|---|---|---|
| Chlamydia | 184.939 cases | 557.7 | 490.7 | 66.8% below | 62.3% below | 80th of 102 |
| Gonorrhea | 37.98 cases | 202.3 | 178.2 | Too few cases | Too few cases | – |
| Syphilis (P&S) | 4.71 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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