STD Rates in Summit County, Utah

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

Data Year: 2023 Source: CDC STI Surveillance Population: 42,759
Combined
357.8
per 100K
4th / 29
Chlamydia
290
per 100K • 124 cases
US rate: 490.7
4th of 29 in Utah
Higher than 51% of US counties
Gonorrhea
63.1
per 100K • 27 cases
US rate: 178.2
3rd of 29 in Utah
Higher than 49% of US counties
Syphilis P&S
4.7
per 100K • 2 cases
Based on 2 cases — interpret with care
US rate: 15.8

Summit County has one of the higher STD burdens in Utah, with a combined rate of 357.8 per 100,000 residents in 2023 — ranking 4th of 29 counties. Reported infections included chlamydia at 290.0 per 100,000 (124 cases, 10% below the state rate), gonorrhea at 63.1 per 100,000 (27 cases, 19% below the state rate), syphilis at 4.7 per 100,000 (2 cases, 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 Summit County.

STD Trends in Summit County, 2000–2023

Reported cases per 100,000 residents each year, against the Utah 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
290.0
per 100K in 2023
73.4 in 2000
Peak 327.6 in 2022
Gonorrhea
63.1
per 100K in 2023
16.7 in 2000
Peak 63.1 in 2023
Syphilis (P&S)
4.7
per 100K in 2023
0.0 in 2000
Peak 9.3 in 2021

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

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Summit County vs Utah and the US

Infection Summit County Utah US vs Utah vs US Rank in Utah
Chlamydia 290124 cases 322 490.7 9.9% below 40.9% below 4th of 29
Gonorrhea 63.127 cases 77.9 178.2 19% below 64.6% below 3rd of 29
Syphilis (P&S) 4.72 cases 9.7 15.8 Too few cases Too few cases –

Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Utah’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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FAQs

Summit County ranks 4th of 29 Utah counties for combined STD rate in 2023, at 357.8 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Summit County, with 124 cases at a rate of 290.0 per 100,000 residents.
STDTest.com lists confidential testing locations across Summit County and Utah. 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.