STD Rates in Caroline County, Maryland
2023 CDC surveillance data for Caroline County, Maryland — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Caroline County reported a combined STD rate of 449.6 per 100,000 residents in 2023, placing it 12th of 24 Maryland counties — in the upper half of the state. Reported infections included chlamydia at 360.2 per 100,000 (121 cases, 38% below the state rate), gonorrhea at 83.4 per 100,000 (28 cases, 60% below the state rate), syphilis at 6.0 per 100,000 (2 cases, too few for a reliable comparison). Confidential STD testing is available throughout Caroline County — knowing your status is the only way to catch infections that often show no symptoms.
STD Trends in Caroline County, 2000–2023
Reported cases per 100,000 residents each year, against the Maryland 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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Caroline County vs Maryland and the US
| Infection | Caroline County | Maryland | US | vs Maryland | vs US | Rank in Maryland |
|---|---|---|---|---|---|---|
| Chlamydia | 360.2121 cases | 579.8 | 490.7 | 37.9% below | 26.6% below | 11th of 24 |
| Gonorrhea | 83.428 cases | 207.1 | 178.2 | 59.7% below | 53.2% below | 16th of 24 |
| Syphilis (P&S) | 62 cases | 14.2 | 15.8 | Too few cases | Too few cases | – |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Maryland’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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