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United States · Oklahoma · Mcalester
Oklahoma State Penitentiary
State prisonMaximumUnder capacity (96%)LowHigh
Verified
Fresh · 2mo 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Data is aggregated from public sources and may be incomplete or out of date.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 Oklahoma State Penitentiary
Step-by-step guidance using the United States system — addresses, money services, visit booking, what to bring on your first visit.
Gallery
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Photo by Charles Duggar Derivative work MagentaGreen via Wikimedia Commons (CC BY-SA 2.0)
Photo by Charles Duggar via Wikimedia Commons (CC BY-SA 2.0)
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Oklahoma State Penitentiary is a state prison located in Pittsburg County, Oklahoma. Rated capacity: 674. Reported population: 644. Security level: Maximum. Data sourced from the HIFLD Prison Boundaries open dataset.
Capacity
674
Current population
644
Occupancy
96%
Year opened
2000
Operational
Figures from official sources · verified 2 Jun 2026 · methodology
Facility profile
Population held
Mixed/unknown
Opened
2000
Region
Oklahoma
Security level
Maximum
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
- 0/30
- Oversight reports
- 0/30
- Structural flags
- 0/15
- Death signals
- 5/15
- Conditions text
- 0/10
What the score is responding to:
- · In-custody-death signal in sources
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.
- Woodman State JailGatesvilleMaximumState prison720% occupancy
- Centinela State Prison (Cen)ImperialMaximumState prison150% occupancy
- Kern Valley State Prison (Kvsp)DelanoMaximumState prison152% occupancy
- Diagnostic And Evaluation CenterLincolnMaximumState prison178% occupancy
- High Desert State Prison (Hdsp)SusanvilleMaximumState prison152% occupancy
- Calipatria State Prison (Cal)CalipatriaMaximumState prison161% occupancy
Compared to other facilities in United States
7436 peersOccupancythis: 96% · peers avg: 93% (+3%)
Capacity (beds)this: 674 · peers avg: 547 (+23%)
Reports
- marshall-project15 Apr 2021
borated eyewitness,” he said, citing the Book of Deuteronomy in the Old Testament. “If we’re going to put someone to death we need to be absolutely certain.” Richard Glossip at Oklahoma State Penitentiary in McAlester, Okla. in November 2016. Glossip has been on death row for over two decades. His case has motivated Oklahoma state Rep. Kevin McDugle to pursue legislation that he hopes will fix
Data completeness
74%How many of our profile fields are populated. We surface this so families and researchers know the limits.
Sources
- HIFLD Prison Boundaries
- HIFLD dataset query
- HIFLD Prison Boundaries — US Department of Homeland Security â HIFLD Open Data
- OpenStreetMap — OpenStreetMap Contributors
- Wikidata — Wikimedia Foundation
- Wikidata (Q7082369)
- Wikipedia
- Wikimedia Commons
- 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). Oklahoma State Penitentiary. Retrieved July 21, 2026, from https://worldprisons.com/prisons/oklahoma-state-penitentiary
Chicago
"Oklahoma State Penitentiary." World Prisons. Accessed July 21, 2026. https://worldprisons.com/prisons/oklahoma-state-penitentiary.
BibTeX
@misc{worldprisons-oklahoma-state-penitentiary,
author = {{World Prisons}},
title = {Oklahoma State Penitentiary},
year = {2026},
url = {https://worldprisons.com/prisons/oklahoma-state-penitentiary},
urldate = {2026-07-21}
}