STD Rates in Hardin County, Iowa
2023 CDC surveillance data for Hardin County, Iowa — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Hardin County reported a combined STD rate of 315.9 per 100,000 residents in 2023, placing it 39th of 99 Iowa counties — in the upper half of the state. Reported infections included chlamydia at 291.6 per 100,000 (48 cases, 32% below the state rate), gonorrhea at 18.2 per 100,000 (3 cases, too few for a reliable comparison), syphilis at 6.1 per 100,000 (1 case, too few for a reliable comparison). Confidential STD testing is available throughout Hardin County — knowing your status is the only way to catch infections that often show no symptoms.
STD Trends in Hardin County, 2000–2023
Reported cases per 100,000 residents each year, against the Iowa 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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Hardin County vs Iowa and the US
| Infection | Hardin County | Iowa | US | vs Iowa | vs US | Rank in Iowa |
|---|---|---|---|---|---|---|
| Chlamydia | 291.648 cases | 426.8 | 490.7 | 31.7% below | 40.6% below | 31st of 99 |
| Gonorrhea | 18.23 cases | 116.8 | 178.2 | Too few cases | Too few cases | – |
| Syphilis (P&S) | 6.11 case | 10.3 | 15.8 | Too few cases | Too few cases | – |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Iowa’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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