STD Rates in Dubuque County, Iowa

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

Data Year: 2023 Source: CDC STI Surveillance Population: 98,879
Combined
631.1
per 100K
11th / 99
Chlamydia
499.6
per 100K • 494 cases
US rate: 490.7
12th of 99 in Iowa
Higher than 78% of US counties
Gonorrhea
124.4
per 100K • 123 cases
US rate: 178.2
12th of 99 in Iowa
Higher than 71% of US counties
Syphilis P&S
7.1
per 100K • 7 cases
Based on 7 cases — interpret with care
US rate: 15.8

Dubuque County has one of the higher STD burdens in Iowa, with a combined rate of 631.1 per 100,000 residents in 2023 — ranking 11th of 99 counties. Reported infections included chlamydia at 499.6 per 100,000 (494 cases, 17% above the state rate), gonorrhea at 124.4 per 100,000 (123 cases, 7% above the state rate), syphilis at 7.1 per 100,000 (7 cases, too few for a reliable comparison). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Dubuque County has confidential testing locations available.

STD Trends in Dubuque 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
499.6
per 100K in 2023
204.0 in 2000
Peak 516.6 in 2021
Gonorrhea
124.4
per 100K in 2023
29.1 in 2000
Peak 243.1 in 2021
Syphilis (P&S)
7.1
per 100K in 2023
0.0 in 2000
Peak 17.1 in 2020

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

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Dubuque County vs Iowa and the US

Infection Dubuque County Iowa US vs Iowa vs US Rank in Iowa
Chlamydia 499.6494 cases 426.8 490.7 17.1% above 1.8% above 12th of 99
Gonorrhea 124.4123 cases 116.8 178.2 6.5% above 30.2% below 12th of 99
Syphilis (P&S) 7.17 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

Dubuque County ranks 11th of 99 Iowa counties for combined STD rate in 2023, at 631.1 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Dubuque County, with 494 cases at a rate of 499.6 per 100,000 residents.
STDTest.com lists confidential testing locations across Dubuque 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.