STD Rates in Stanislaus County, California
2023 CDC surveillance data for Stanislaus County, California — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Stanislaus County reported a combined STD rate of 530.4 per 100,000 residents in 2023, placing it 19th of 58 California counties — in the upper half of the state. Reported infections included chlamydia at 399.3 per 100,000 (2,202 cases, 19% below the state rate), gonorrhea at 106.6 per 100,000 (588 cases, 44% below the state rate), syphilis at 24.5 per 100,000 (135 cases, 50% above the state rate). Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across Stanislaus County.
STD Trends in Stanislaus 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.
Source: CDC NCHHSTP AtlasPlus county surveillance, 2000–2023.
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Stanislaus County vs California and the US
| Infection | Stanislaus County | California | US | vs California | vs US | Rank in California |
|---|---|---|---|---|---|---|
| Chlamydia | 399.32,202 cases | 491.1 | 490.7 | 18.7% below | 18.6% below | 22nd of 58 |
| Gonorrhea | 106.6588 cases | 190.2 | 178.2 | 44% below | 40.2% below | 25th of 58 |
| Syphilis (P&S) | 24.5135 cases | 16.3 | 15.8 | 50.3% above | 55.1% above | 7th 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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