STD Rates in Washington County, Minnesota

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

Data Year: 2023 Source: CDC STI Surveillance Population: 278,957
Combined
290
per 100K
31st / 87
Chlamydia
226.2
per 100K • 631 cases
US rate: 490.7
38th of 87 in Minnesota
Higher than 36% of US counties
Gonorrhea
59.5
per 100K • 166 cases
US rate: 178.2
16th of 87 in Minnesota
Higher than 47% of US counties
Syphilis P&S
4.3
per 100K • 12 cases
Based on 12 cases — interpret with care
US rate: 15.8

Washington County reported a combined STD rate of 290.0 per 100,000 residents in 2023, placing it 31st of 87 Minnesota counties — in the upper half of the state. Reported infections included chlamydia at 226.2 per 100,000 (631 cases, 40% below the state rate), gonorrhea at 59.5 per 100,000 (166 cases, 56% below the state rate), syphilis at 4.3 per 100,000 (12 cases, too few for a reliable comparison). Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across Washington County.

STD Trends in Washington County, 2000–2023

Reported cases per 100,000 residents each year, against the Minnesota 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
226.2
per 100K in 2023
84.9 in 2000
Peak 292.4 in 2017
Gonorrhea
59.5
per 100K in 2023
18.8 in 2000
Peak 94.9 in 2020
Syphilis (P&S)
4.3
per 100K in 2023
0.0 in 2000
Peak 4.4 in 2016

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

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Washington County vs Minnesota and the US

Infection Washington County Minnesota US vs Minnesota vs US Rank in Minnesota
Chlamydia 226.2631 cases 379.5 490.7 40.4% below 53.9% below 38th of 87
Gonorrhea 59.5166 cases 134.5 178.2 55.8% below 66.6% below 16th of 87
Syphilis (P&S) 4.312 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 Minnesota’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

Washington County ranks 31st of 87 Minnesota counties for combined STD rate in 2023, at 290.0 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Washington County, with 631 cases at a rate of 226.2 per 100,000 residents.
STDTest.com lists confidential testing locations across Washington County and Minnesota. 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.