STD Rates in Ottawa County, Michigan

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

Data Year: 2023 Source: CDC STI Surveillance Population: 303,324
Combined
296.1
per 100K
23rd / 83
Chlamydia
237.7
per 100K • 721 cases
US rate: 490.7
28th of 83 in Michigan
Higher than 39% of US counties
Gonorrhea
55.4
per 100K • 168 cases
US rate: 178.2
24th of 83 in Michigan
Higher than 45% of US counties
Syphilis P&S
3
per 100K • 9 cases
Based on 9 cases — interpret with care
US rate: 15.8

Ottawa County reported a combined STD rate of 296.1 per 100,000 residents in 2023, placing it 23rd of 83 Michigan counties — in the upper half of the state. Reported infections included chlamydia at 237.7 per 100,000 (721 cases, 45% below the state rate), gonorrhea at 55.4 per 100,000 (168 cases, 64% below the state rate), syphilis at 3.0 per 100,000 (9 cases, too few for a reliable comparison). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Ottawa County has confidential testing locations available.

STD Trends in Ottawa County, 2000–2023

Reported cases per 100,000 residents each year, against the Michigan 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
237.7
per 100K in 2023
112.7 in 2000
Peak 336.3 in 2021
Gonorrhea
55.4
per 100K in 2023
23.8 in 2000
Peak 85.6 in 2021
Syphilis (P&S)
3.0
per 100K in 2023
0.0 in 2000
Peak 3.0 in 2023

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

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Ottawa County vs Michigan and the US

Infection Ottawa County Michigan US vs Michigan vs US Rank in Michigan
Chlamydia 237.7721 cases 429.5 490.7 44.7% below 51.6% below 28th of 83
Gonorrhea 55.4168 cases 152.2 178.2 63.6% below 68.9% below 24th of 83
Syphilis (P&S) 39 cases 8.4 15.8 Too few cases Too few cases –

Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Michigan’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

Ottawa County ranks 23rd of 83 Michigan counties for combined STD rate in 2023, at 296.1 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Ottawa County, with 721 cases at a rate of 237.7 per 100,000 residents.
STDTest.com lists confidential testing locations across Ottawa County and Michigan. 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.