STD Rates in Palo Alto County, Iowa

2023 CDC surveillance data for Palo Alto County, Iowa — chlamydia, gonorrhea, and syphilis rates with state comparisons.

Data Year: 2023 Source: CDC STI Surveillance Population: 8,811
Combined
215.7
per 100K
66th / 99
Chlamydia
181.6
per 100K • 16 cases
Based on 16 cases — interpret with care
US rate: 490.7
Gonorrhea
34.1
per 100K • 3 cases
Based on 3 cases — interpret with care
US rate: 178.2
Syphilis P&S
0.0
No cases reported

Palo Alto County recorded a combined STD rate of 215.7 per 100,000 residents in 2023, ranking 66th of 99 counties in Iowa. Reported infections included chlamydia at 181.6 per 100,000 (16 cases, too few for a reliable comparison), gonorrhea at 34.1 per 100,000 (3 cases, too few for a reliable comparison). No syphilis cases were reported in Palo Alto County in 2023. Confidential STD testing is available throughout Palo Alto County — knowing your status is the only way to catch infections that often show no symptoms.

STD Trends in Palo Alto 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.

Chlamydia
181.6
per 100K in 2023
69.4 in 2000
Peak 281.3 in 2019
Gonorrhea
34.1
per 100K in 2023
0.0 in 2000
Peak 67.4 in 2018
Syphilis (P&S)
0.0
per 100K in 2023
0.0 in 2000
Peak 0.0 in 2000

Source: CDC NCHHSTP AtlasPlus county surveillance, 2000–2023.

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Palo Alto County vs Iowa and the US

Infection Palo Alto County Iowa US vs Iowa vs US Rank in Iowa
Chlamydia 181.616 cases 426.8 490.7 Too few cases Too few cases –
Gonorrhea 34.13 cases 116.8 178.2 Too few cases Too few cases –
Syphilis (P&S) 00 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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FAQs

Palo Alto County ranks 66th of 99 Iowa counties for combined STD rate in 2023, at 215.7 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Palo Alto County, with 16 cases at a rate of 181.6 per 100,000 residents.
STDTest.com lists confidential testing locations across Palo Alto County and Iowa. Many offer same-day appointments with results in 1–3 days.
Data sourced from the CDC's annual STI Surveillance Report. Rates are per 100,000 population and reflect reported cases only — actual prevalence is likely higher due to undiagnosed infections. While we strive for accuracy, STDTest.com makes no representations or warranties regarding the completeness or accuracy of this data and is not responsible for any errors or omissions. This page is for informational purposes only and does not constitute medical advice.