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Redgranite Correctional Institution
Medium SecurityMediummaleOvercrowded (101%)LowHigh
Verified
Fresh · 1mo ago
Sources last reviewed on
Data is aggregated from public sources and may be incomplete or out of date.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 Redgranite Correctional Institution
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Redgranite Correctional Institution is a state prison located in Waushara County, Wisconsin. Rated capacity: 990. Reported population: 1,012. Security level: Medium. Data sourced from the HIFLD Prison Boundaries open dataset.
Capacity
1,000
Current population
1,012
Occupancy
101%
Year opened
2001
Operational
Figures from official sources · verified 16 Jun 2026 · methodology
Facility profile
Population held
male
Opened
2001
Region
WI
Security level
Medium
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
5/100
Low concern5/100
- Overcrowding
- 5/30
- Oversight reports
- 0/30
- Structural flags
- 0/15
- Death signals
- 0/15
- Conditions text
- 0/10
What the score is responding to:
- · Operating at 101% of design capacity
This facility scores 5. The national average across 7,437 scored United States facilities is 2 — 3 points above national average.
Related facilities
Same country, matched on type + security level where possible.
- Haynesville Correctional CenterHaynesvilleMediumMedium Security105% occupancy
- Coffeewood Correctional CenterMitchellsMediumMedium Security84% occupancy
- ASPC - YumaSan LuisMediumMedium Security150% occupancy
- ASPC - PerryvilleGoodyearMediumMedium Security238% occupancy
- Nottoway Correctional CenterBurkevilleMediumMedium Security95% occupancy
- Clallam Bay Corrections CenterClallam BayMediumMedium Security102% occupancy
Compared to other facilities in United States
7436 peersOccupancythis: 101% · peers avg: 93% (+9%)
Capacity (beds)this: 1000 · peers avg: 547 (+83%)
Data completeness
74%How many of our profile fields are populated. We surface this so families and researchers know the limits.
Sources
- Wisconsin DOC — Prisons & Locations
- HIFLD Prison Boundaries — US Department of Homeland Security â HIFLD Open Data
- Wisconsin DOC — Prisons & Locations — Wisconsin Department of Corrections
- Wikidata — Wikimedia Foundation
- USGS National Map structures — U.S. Geological Survey
- Wikidata (Q7305877)
- Wikipedia
- 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.
APA
World Prisons. (2026). Redgranite Correctional Institution. Retrieved July 21, 2026, from https://worldprisons.com/prisons/redgranite-correctional-institution
Chicago
"Redgranite Correctional Institution." World Prisons. Accessed July 21, 2026. https://worldprisons.com/prisons/redgranite-correctional-institution.
BibTeX
@misc{worldprisons-redgranite-correctional-ins,
author = {{World Prisons}},
title = {Redgranite Correctional Institution},
year = {2026},
url = {https://worldprisons.com/prisons/redgranite-correctional-institution},
urldate = {2026-07-21}
}