STD Rates in De Witt County, Illinois
2023 CDC surveillance data for De Witt County, Illinois — chlamydia, gonorrhea, and syphilis rates with state comparisons.
De Witt County recorded a combined STD rate of 279.9 per 100,000 residents in 2023, ranking 62nd of 102 counties in Illinois. Reported infections included chlamydia at 201.8 per 100,000 (31 cases, 64% below the state rate), gonorrhea at 78.1 per 100,000 (12 cases, too few for a reliable comparison). No syphilis cases were reported in De Witt County in 2023. Routine testing is the surest way to catch STDs early, since many produce no symptoms. De Witt County has confidential testing locations available.
STD Trends in De Witt 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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De Witt County vs Illinois and the US
| Infection | De Witt County | Illinois | US | vs Illinois | vs US | Rank in Illinois |
|---|---|---|---|---|---|---|
| Chlamydia | 201.831 cases | 557.7 | 490.7 | 63.8% below | 58.9% below | 74th of 102 |
| Gonorrhea | 78.112 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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