United States · Arkansas · Newport
Grimes Unit
Data is aggregated from public sources and may be incomplete or out of date.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 Grimes Unit
Step-by-step guidance using the United States system — addresses, money services, visit booking, what to bring on your first visit.
Grimes Unit is a state prison located in Jackson County, Arkansas. Rated capacity: 1,012. Reported population: 1,069. Security level: Maximum. Data sourced from the HIFLD Prison Boundaries open dataset.
Background
The Grimes Unit is a medium- and maximum-security state prison for men located in Newport, Jackson County, Arkansas, owned and operated by the Arkansas Department of Corrections. The facility was opened in 1998 and has a capacity of 1,012 inmates held at medium and maximum security. Like the adjacent McPherson Unit for female inmates, originally Grimes was managed by the Wackenhut Corrections Corp. (now GEO Group), beginning in July 1997. In 2001, after operating both at losses, Wackenhut stated that it would not renew the contract.
Source: Wikipedia article lead, CC-BY-SA.
Capacity
1,012
Current population
1,069
Occupancy
106%
Year opened
1998
Operational
Figures from official sources · verified 2 Jun 2026 · methodology
Facility profile
Population held
Mixed/unknown
Opened
1998
Region
Arkansas
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
- 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 106% 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.
- 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 peersData 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
- Wikipedia — Wikimedia Foundation
- HIFLD Prison Boundaries — US Department of Homeland Security â HIFLD Open Data
- OpenStreetMap — OpenStreetMap Contributors
- Wikidata — Wikimedia Foundation
- Wikidata (Q28446407)
- 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.
World Prisons. (2026). Grimes Unit. Retrieved October 20, 2026, from https://worldprisons.com/prisons/grimes-unit
"Grimes Unit." World Prisons. Accessed October 20, 2026. https://worldprisons.com/prisons/grimes-unit.
@misc{worldprisons-grimes-unit,
author = {{World Prisons}},
title = {Grimes Unit},
year = {2026},
url = {https://worldprisons.com/prisons/grimes-unit},
urldate = {2026-10-20}
}