STD Rates in Jefferson County, Idaho

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

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Data Year: 2023 Source: CDC STI Surveillance Population: 34,196
Combined
117
per 100K
38th / 43
Chlamydia
108.2
per 100K • 37 cases
Gonorrhea
8.8
per 100K • 3 cases
Syphilis P&S
0.0
No cases reported

Jefferson County is among the lower-burden counties in Idaho, reporting a combined STD rate of 117.0 per 100,000 residents in 2023 — 38th of 43 counties. Reported infections included chlamydia at 108.2 per 100,000 (37 cases, 63% below the state rate), gonorrhea at 8.8 per 100,000 (3 cases, 78% below the state rate). No syphilis cases were reported in Jefferson County in 2023. Routine testing is the surest way to catch STDs early, since many produce no symptoms. Jefferson County has confidential testing locations available.

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Jefferson County vs Idaho Average

Infection Jefferson County Idaho Rate Difference
Chlamydia 108.2 294.9 63% below
Gonorrhea 8.8 39.6 78% below

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STD testing in Jefferson County, Idaho

Each city page lists nearby clinics, free and low-cost testing, and labs.

STD testing in Rigby, ID5,404 people → STD testing in Terreton, ID →

Largest Counties in Idaho

Ada County → Canyon County → Kootenai County → Bonneville County → Twin Falls County → Bannock County → Madison County → Bonner County → Bingham County → Nez Perce County →

All 43 Idaho counties → STD testing in Idaho →

FAQs

Jefferson County ranks 38th of 43 Idaho counties for combined STD rate in 2023, at 117.0 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Jefferson County, with 37 cases at a rate of 108.2 per 100,000 residents.
STDTest.com lists confidential testing locations across Jefferson County and Idaho. Many offer same-day appointments with results in 1–3 days.

Related Resources

STD Testing Window Periods How Soon After Sex to Test STD Symptoms Guide Testing Timeline Chart All Testing Clinics STD Statistics and Data
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.
Sources