STD Rates in Jerome County, Idaho

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

Data Year: 2023 Source: CDC STI Surveillance Population: 25,479
Combined
529.8
per 100K
2nd / 43
Chlamydia
490.6
per 100K • 125 cases
US rate: 490.7
2nd of 43 in Idaho
Higher than 77% of US counties
Gonorrhea
31.4
per 100K • 8 cases
Based on 8 cases — interpret with care
US rate: 178.2
Syphilis P&S
7.8
per 100K • 2 cases
Based on 2 cases — interpret with care
US rate: 15.8

Jerome County has one of the higher STD burdens in Idaho, with a combined rate of 529.8 per 100,000 residents in 2023 — ranking 2nd of 43 counties. Reported infections included chlamydia at 490.6 per 100,000 (125 cases, 66% above the state rate), gonorrhea at 31.4 per 100,000 (8 cases, too few for a reliable comparison), syphilis at 7.8 per 100,000 (2 cases, too few for a reliable comparison). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Jerome County has confidential testing locations available.

STD Trends in Jerome County, 2000–2023

Reported cases per 100,000 residents each year, against the Idaho 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
490.6
per 100K in 2023
178.6 in 2000
Peak 567.7 in 2021
Gonorrhea
31.4
per 100K in 2023
0.0 in 2000
Peak 69.6 in 2019
Syphilis (P&S)
7.8
per 100K in 2023
0.0 in 2000
Peak 10.4 in 2005

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

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Jerome County vs Idaho and the US

Infection Jerome County Idaho US vs Idaho vs US Rank in Idaho
Chlamydia 490.6125 cases 294.9 490.7 66.4% above 0% below 2nd of 43
Gonorrhea 31.48 cases 39.6 178.2 Too few cases Too few cases
Syphilis (P&S) 7.82 cases 3.8 15.8 Too few cases Too few cases

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

Jerome County ranks 2nd of 43 Idaho counties for combined STD rate in 2023, at 529.8 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Jerome County, with 125 cases at a rate of 490.6 per 100,000 residents.
STDTest.com lists confidential testing locations across Jerome County and Idaho. 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.