STD Rates in Denver County, Colorado
2023 CDC surveillance data for Denver County, Colorado — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Denver County has one of the higher STD burdens in Colorado, with a combined rate of 1,232.2 per 100,000 residents in 2023 — ranking 2nd of 61 counties. Reported infections included chlamydia at 851.0 per 100,000 (6,098 cases, 96% above the state rate), gonorrhea at 338.8 per 100,000 (2,428 cases, 163% above the state rate), syphilis at 42.4 per 100,000 (304 cases, 165% above the state rate). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Denver County has confidential testing locations available.
STD Trends in Denver 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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Denver County vs Colorado and the US
| Infection | Denver County | Colorado | US | vs Colorado | vs US | Rank in Colorado |
|---|---|---|---|---|---|---|
| Chlamydia | 8516,098 cases | 435.1 | 490.7 | 95.6% above | 73.4% above | 2nd of 61 |
| Gonorrhea | 338.82,428 cases | 128.7 | 178.2 | 163.2% above | 90.1% above | 1st of 61 |
| Syphilis (P&S) | 42.4304 cases | 16 | 15.8 | 165% above | 168.4% above | 4th of 61 |
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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