STD Rates in Summit County, Colorado
2023 CDC surveillance data for Summit County, Colorado — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Summit County reported a combined STD rate of 420.2 per 100,000 residents in 2023, placing it 17th of 61 Colorado counties — in the upper half of the state. Reported infections included chlamydia at 364.4 per 100,000 (111 cases, 16% below the state rate), gonorrhea at 52.5 per 100,000 (16 cases, too few for a reliable comparison), syphilis at 3.3 per 100,000 (1 case, too few for a reliable comparison). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Summit County has confidential testing locations available.
STD Trends in Summit County, 2000–2023
Reported cases per 100,000 residents each year, against the Colorado 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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Summit County vs Colorado and the US
| Infection | Summit County | Colorado | US | vs Colorado | vs US | Rank in Colorado |
|---|---|---|---|---|---|---|
| Chlamydia | 364.4111 cases | 435.1 | 490.7 | 16.2% below | 25.7% below | 12th of 61 |
| Gonorrhea | 52.516 cases | 128.7 | 178.2 | Too few cases | Too few cases | – |
| Syphilis (P&S) | 3.31 case | 16 | 15.8 | Too few cases | Too few cases | – |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Colorado’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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