STD Rates in Glacier County, Montana

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

Data Year: 2023 Source: CDC STI Surveillance Population: 13,609
Combined
1660.6
per 100K
4th / 51
Chlamydia
845
per 100K • 115 cases
US rate: 490.7
4th of 51 in Montana
Higher than 93% of US counties
Gonorrhea
764.2
per 100K • 104 cases
US rate: 178.2
1st of 51 in Montana
Higher than 99% of US counties
Syphilis P&S
51.4
per 100K • 7 cases
Based on 7 cases — interpret with care
US rate: 15.8

Glacier County has one of the higher STD burdens in Montana, with a combined rate of 1,660.6 per 100,000 residents in 2023 — ranking 4th of 51 counties. Reported infections included chlamydia at 845.0 per 100,000 (115 cases, 162% above the state rate), gonorrhea at 764.2 per 100,000 (104 cases, 1029% above the state rate), syphilis at 51.4 per 100,000 (7 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 Glacier County.

STD Trends in Glacier County, 2000–2023

Reported cases per 100,000 residents each year, against the Montana 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
845.0
per 100K in 2023
0.0 in 2000
Peak 1,466.3 in 2003
Gonorrhea
764.2
per 100K in 2023
0.0 in 2000
Peak 1,235.3 in 2022
Syphilis (P&S)
51.4
per 100K in 2023
0.0 in 2000
Peak 94.3 in 2021

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

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Glacier County vs Montana and the US

Infection Glacier County Montana US vs Montana vs US Rank in Montana
Chlamydia 845115 cases 322.6 490.7 161.9% above 72.2% above 4th of 51
Gonorrhea 764.2104 cases 67.7 178.2 1028.8% above 328.8% above 1st of 51
Syphilis (P&S) 51.47 cases 27.5 15.8 Too few cases Too few cases –

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

Glacier County ranks 4th of 51 Montana counties for combined STD rate in 2023, at 1,660.6 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Glacier County, with 115 cases at a rate of 845.0 per 100,000 residents.
STDTest.com lists confidential testing locations across Glacier County and Montana. 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.