STD Rates in Sullivan County, Indiana
2023 CDC surveillance data for Sullivan County, Indiana — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Sullivan County reported a combined STD rate of 313.1 per 100,000 residents in 2023, placing it 45th of 92 Indiana counties — in the upper half of the state. Reported infections included chlamydia at 245.7 per 100,000 (51 cases, 50% below the state rate), gonorrhea at 67.4 per 100,000 (14 cases, too few for a reliable comparison). No syphilis cases were reported in Sullivan County in 2023. Confidential STD testing is available throughout Sullivan County — knowing your status is the only way to catch infections that often show no symptoms.
STD Trends in Sullivan County, 2000–2023
Reported cases per 100,000 residents each year, against the Indiana 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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Sullivan County vs Indiana and the US
| Infection | Sullivan County | Indiana | US | vs Indiana | vs US | Rank in Indiana |
|---|---|---|---|---|---|---|
| Chlamydia | 245.751 cases | 491 | 490.7 | 50% below | 49.9% below | 52nd of 92 |
| Gonorrhea | 67.414 cases | 144 | 178.2 | Too few cases | Too few cases | – |
| Syphilis (P&S) | 00 cases | 8.7 | 15.8 | Too few cases | Too few cases | – |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Indiana’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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