STD Rates in Santa Barbara County, California

2023 CDC surveillance data for Santa Barbara County, California — chlamydia, gonorrhea, and syphilis rates with state comparisons.

Data Year: 2023 Source: CDC STI Surveillance Population: 441,239
Combined
418.6
per 100K
32nd / 58
Chlamydia
284.2
per 100K • 1,254 cases
US rate: 490.7
41st of 58 in California
Higher than 50% of US counties
Gonorrhea
121.5
per 100K • 536 cases
US rate: 178.2
19th of 58 in California
Higher than 71% of US counties
Syphilis P&S
12.9
per 100K • 57 cases
US rate: 15.8
31st of 58 in California
Higher than 68% of US counties

Santa Barbara County recorded a combined STD rate of 418.6 per 100,000 residents in 2023, ranking 32nd of 58 counties in California. Reported infections included chlamydia at 284.2 per 100,000 (1,254 cases, 42% below the state rate), gonorrhea at 121.5 per 100,000 (536 cases, 36% below the state rate), syphilis at 12.9 per 100,000 (57 cases, 21% below the state rate). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Santa Barbara County has confidential testing locations available.

STD Trends in Santa Barbara County, 2000–2023

Reported cases per 100,000 residents each year, against the California 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
284.2
per 100K in 2023
0.0 in 2000
Peak 608.4 in 2018
Gonorrhea
121.5
per 100K in 2023
0.0 in 2000
Peak 130.5 in 2022
Syphilis (P&S)
12.9
per 100K in 2023
0.3 in 2000
Peak 13.1 in 2022

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

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Santa Barbara County vs California and the US

Infection Santa Barbara County California US vs California vs US Rank in California
Chlamydia 284.21,254 cases 491.1 490.7 42.1% below 42.1% below 41st of 58
Gonorrhea 121.5536 cases 190.2 178.2 36.1% below 31.8% below 19th of 58
Syphilis (P&S) 12.957 cases 16.3 15.8 20.9% below 18.4% below 31st of 58

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

Santa Barbara County ranks 32nd of 58 California counties for combined STD rate in 2023, at 418.6 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Santa Barbara County, with 1,254 cases at a rate of 284.2 per 100,000 residents.
STDTest.com lists confidential testing locations across Santa Barbara County and California. 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.