STD Rates in Kitsap County, Washington

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

Data Year: 2023 Source: CDC STI Surveillance Population: 277,611
Combined
343.3
per 100K
22nd / 39
Chlamydia
266.2
per 100K • 739 cases
US rate: 490.7
23rd of 39 in Washington
Higher than 46% of US counties
Gonorrhea
67
per 100K • 186 cases
US rate: 178.2
17th of 39 in Washington
Higher than 51% of US counties
Syphilis P&S
10.1
per 100K • 28 cases
US rate: 15.8
19th of 39 in Washington
Higher than 61% of US counties

Kitsap County recorded a combined STD rate of 343.3 per 100,000 residents in 2023, ranking 22nd of 39 counties in Washington. Reported infections included chlamydia at 266.2 per 100,000 (739 cases, 25% below the state rate), gonorrhea at 67.0 per 100,000 (186 cases, 48% below the state rate), syphilis at 10.1 per 100,000 (28 cases, 53% below the state rate). Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across Kitsap County.

STD Trends in Kitsap County, 2000–2023

Reported cases per 100,000 residents each year, against the Washington 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
266.2
per 100K in 2023
230.5 in 2000
Peak 450.5 in 2019
Gonorrhea
67.0
per 100K in 2023
57.2 in 2000
Peak 115.5 in 2018
Syphilis (P&S)
10.1
per 100K in 2023
0.9 in 2000
Peak 14.0 in 2022

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

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Kitsap County vs Washington and the US

Infection Kitsap County Washington US vs Washington vs US Rank in Washington
Chlamydia 266.2739 cases 354.4 490.7 24.9% below 45.8% below 23rd of 39
Gonorrhea 67186 cases 129.6 178.2 48.3% below 62.4% below 17th of 39
Syphilis (P&S) 10.128 cases 21.3 15.8 52.6% below 36.1% below 19th of 39

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

Kitsap County ranks 22nd of 39 Washington counties for combined STD rate in 2023, at 343.3 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Kitsap County, with 739 cases at a rate of 266.2 per 100,000 residents.
STDTest.com lists confidential testing locations across Kitsap County and Washington. 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.