STD Rates in Delta County, Colorado

2023 CDC surveillance data for Delta County, Colorado — chlamydia, gonorrhea, and syphilis rates with state comparisons.

Data Year: 2023 Source: CDC STI Surveillance Population: 31,746
Combined
189.1
per 100K
46th / 61
Chlamydia
157.5
per 100K • 50 cases
US rate: 490.7
47th of 61 in Colorado
Higher than 17% of US counties
Gonorrhea
28.4
per 100K • 9 cases
Based on 9 cases — interpret with care
US rate: 178.2
Syphilis P&S
3.2
per 100K • 1 cases
Based on 1 case — interpret with care
US rate: 15.8

Delta County is among the lower-burden counties in Colorado, reporting a combined STD rate of 189.1 per 100,000 residents in 2023 — 46th of 61 counties. Reported infections included chlamydia at 157.5 per 100,000 (50 cases, 64% below the state rate), gonorrhea at 28.4 per 100,000 (9 cases, too few for a reliable comparison), syphilis at 3.2 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 Delta County.

STD Trends in Delta 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.

Chlamydia
157.5
per 100K in 2023
0.0 in 2000
Peak 314.5 in 2019
Gonorrhea
28.4
per 100K in 2023
53.8 in 2000
Peak 97.1 in 2018
Syphilis (P&S)
3.2
per 100K in 2023
0.0 in 2000
Peak 6.5 in 2018

Source: CDC NCHHSTP AtlasPlus county surveillance, 2000–2023.

Know your status — get tested today

Same-day testing at 4,500+ locations. No appointment needed. Results in 1–3 days.

Delta County vs Colorado and the US

Infection Delta County Colorado US vs Colorado vs US Rank in Colorado
Chlamydia 157.550 cases 435.1 490.7 63.8% below 67.9% below 47th of 61
Gonorrhea 28.49 cases 128.7 178.2 Too few cases Too few cases –
Syphilis (P&S) 3.21 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.

Find a clinic near you

4,500+ testing locations nationwide. 100% confidential. Most insurance accepted.

FAQs

Delta County ranks 46th of 61 Colorado counties for combined STD rate in 2023, at 189.1 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Delta County, with 50 cases at a rate of 157.5 per 100,000 residents.
STDTest.com lists confidential testing locations across Delta County and Colorado. Many offer same-day appointments with results in 1–3 days.
Data sourced from the CDC's annual STI Surveillance Report. Rates are per 100,000 population and reflect reported cases only — actual prevalence is likely higher due to undiagnosed infections. While we strive for accuracy, STDTest.com makes no representations or warranties regarding the completeness or accuracy of this data and is not responsible for any errors or omissions. This page is for informational purposes only and does not constitute medical advice.