STD Rates in Solano County, California
2023 CDC surveillance data for Solano County, California — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Solano County reported a combined STD rate of 633.8 per 100,000 residents in 2023, placing it 15th of 58 California counties — in the upper half of the state. Reported infections included chlamydia at 471.9 per 100,000 (2,120 cases, 4% below the state rate), gonorrhea at 137.6 per 100,000 (618 cases, 28% below the state rate), syphilis at 24.3 per 100,000 (109 cases, 49% above the state rate). Confidential STD testing is available throughout Solano County — knowing your status is the only way to catch infections that often show no symptoms.
STD Trends in Solano 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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Solano County vs California and the US
| Infection | Solano County | California | US | vs California | vs US | Rank in California |
|---|---|---|---|---|---|---|
| Chlamydia | 471.92,120 cases | 491.1 | 490.7 | 3.9% below | 3.8% below | 14th of 58 |
| Gonorrhea | 137.6618 cases | 190.2 | 178.2 | 27.7% below | 22.8% below | 13th of 58 |
| Syphilis (P&S) | 24.3109 cases | 16.3 | 15.8 | 49.1% above | 53.8% above | 8th 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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