STD Rates in Columbia County, Pennsylvania
2023 CDC surveillance data for Columbia County, Pennsylvania — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Columbia County reported a combined STD rate of 308.7 per 100,000 residents in 2023, placing it 22nd of 67 Pennsylvania counties — in the upper half of the state. Reported infections included chlamydia at 276.6 per 100,000 (181 cases, 34% below the state rate), gonorrhea at 30.6 per 100,000 (20 cases, 79% below the state rate), syphilis at 1.5 per 100,000 (1 case, too few for a reliable comparison). Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across Columbia County.
STD Trends in Columbia County, 2000–2023
Reported cases per 100,000 residents each year, against the Pennsylvania 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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Columbia County vs Pennsylvania and the US
| Infection | Columbia County | Pennsylvania | US | vs Pennsylvania | vs US | Rank in Pennsylvania |
|---|---|---|---|---|---|---|
| Chlamydia | 276.6181 cases | 421.2 | 490.7 | 34.3% below | 43.6% below | 19th of 67 |
| Gonorrhea | 30.620 cases | 144.7 | 178.2 | 78.9% below | 82.8% below | 39th of 67 |
| Syphilis (P&S) | 1.51 case | 9.1 | 15.8 | Too few cases | Too few cases | – |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Pennsylvania’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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