STD Rates in Clark County, Indiana
2023 CDC surveillance data for Clark County, Indiana — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Clark County has one of the higher STD burdens in Indiana, with a combined rate of 572.3 per 100,000 residents in 2023 — ranking 14th of 92 counties. Reported infections included chlamydia at 406.5 per 100,000 (510 cases, 17% below the state rate), gonorrhea at 153.8 per 100,000 (193 cases, 7% above the state rate), syphilis at 12.0 per 100,000 (15 cases, too few for a reliable comparison). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Clark County has confidential testing locations available.
STD Trends in Clark 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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Clark County vs Indiana and the US
| Infection | Clark County | Indiana | US | vs Indiana | vs US | Rank in Indiana |
|---|---|---|---|---|---|---|
| Chlamydia | 406.5510 cases | 491 | 490.7 | 17.2% below | 17.2% below | 17th of 92 |
| Gonorrhea | 153.8193 cases | 144 | 178.2 | 6.8% above | 13.7% below | 11th of 92 |
| Syphilis (P&S) | 1215 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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