STD Rates in Mahaska County, Iowa
2023 CDC surveillance data for Mahaska County, Iowa — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Mahaska County reported a combined STD rate of 370.3 per 100,000 residents in 2023, placing it 29th of 99 Iowa counties — in the upper half of the state. Reported infections included chlamydia at 278.9 per 100,000 (61 cases, 35% below the state rate), gonorrhea at 82.3 per 100,000 (18 cases, too few for a reliable comparison), syphilis at 9.1 per 100,000 (2 cases, too few for a reliable comparison). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Mahaska County has confidential testing locations available.
STD Trends in Mahaska 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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Mahaska County vs Iowa and the US
| Infection | Mahaska County | Iowa | US | vs Iowa | vs US | Rank in Iowa |
|---|---|---|---|---|---|---|
| Chlamydia | 278.961 cases | 426.8 | 490.7 | 34.7% below | 43.2% below | 36th of 99 |
| Gonorrhea | 82.318 cases | 116.8 | 178.2 | Too few cases | Too few cases | – |
| Syphilis (P&S) | 9.12 cases | 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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