United States · Michigan · Port Huron
St. Clair County Jail
Data is aggregated from public sources and may be incomplete or out of date. Always verify with primary sources before acting on any figure. See data sources.
For families
How to send mail, money, and visit St. Clair County Jail
Step-by-step guidance using the United States system — addresses, money services, visit booking, what to bring on your first visit.
St. Clair County Jail is a U.S. Immigration and Customs Enforcement (ICE) detention facility in Port Huron, Michigan, operated by County (Sheriff) as a county/local jail. It has an average daily population of about 47 (FY2026 ICE data).
Capacity
434
Current population
47
Occupancy
11%
Year opened
—
Operational
Figures from official sources · verified 7 Jul 2026 · methodology
Facility profile
Operator
County (Sheriff)Population held
male
Opened
—
Region
Michigan
Security level
—
Death-row facility
No
Conditions
No conditions summary available yet.
Visiting
No visiting information available.
Mailing
No mailing information available.
Practical info
Contact the operator's website for inmate-specific procedures.
Known issues
No major issues documented in our database.
Contact & address
Conditions Risk Score
Derived signal — not a judgement. How it's calculated
- Overcrowding
- 0/30
- Oversight reports
- 0/30
- Structural flags
- 0/15
- Death signals
- 0/15
- Conditions text
- 0/10
This facility scores 0. The national average across 7,437 scored United States facilities is 2 — 2 points below national average.
Related facilities
Same country, matched on type + security level where possible.
- Green Lake County JailTavaresCounty/Local Jail (IGSA contract)
- Baker County Sheriff DepartmentMacclennyCounty/Local Jail (IGSA contract)115% occupancy
- Calhoun County Correctional CenterBattle CreekCounty/Local Jail (IGSA contract)231% occupancy
- Central Louisiana ICE Processing Center (CLIPC)JenaCounty/Local Jail (IGSA contract)100% occupancy
- Daviess County DetentionMartinsburgCounty/Local Jail (IGSA contract)
- Pickens County Detention CenterCarrolltonCounty/Local Jail (IGSA contract)47% occupancy
Compared to other facilities in United States
7436 peersHigher risk than 0% of peer facilities in United States.
Data completeness
66%How many of our profile fields are populated. We surface this so families and researchers know the limits.
Sources
- List of immigrant detention sites in the United States — Wikipedia
- HIFLD Prison Boundaries — US Department of Homeland Security â HIFLD Open Data
- List of immigrant detention sites in the United States — Wikipedia — Wikipedia / U.S. Immigration and Customs Enforcement (ICE)
- See /data-sources for our overall methodology.
Cite this page
Under CC-BY-4.0. Include the URL and access date; the site is a living reference and entries can change.
World Prisons. (2026). St. Clair County Jail. Retrieved October 20, 2026, from https://worldprisons.com/prisons/st-clair-county-jail
"St. Clair County Jail." World Prisons. Accessed October 20, 2026. https://worldprisons.com/prisons/st-clair-county-jail.
@misc{worldprisons-st-clair-county-jail,
author = {{World Prisons}},
title = {St. Clair County Jail},
year = {2026},
url = {https://worldprisons.com/prisons/st-clair-county-jail},
urldate = {2026-10-20}
}