World Prisons
All prisons

United States · Iowa · Anamosa

Anamosa State Penitentiary

State prisonMaximumOvercrowded (102%)LowHigh
Verified 2 Jun 2026
Fresh · 29d ago

Data is aggregated from public sources and may be incomplete or out of date.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 Anamosa State Penitentiary

Step-by-step guidance using the United States system — addresses, money services, visit booking, what to bring on your first visit.

Open toolkit
Photograph of Anamosa State Penitentiary

Gallery

From Wikimedia Commons (CC-BY-SA where not otherwise stated).

  • 20140309 02 Anamosa Penitentiary.jpg

    Photo by David Wilson via Wikimedia Commons (CC BY 2.0)

  • Anamosa State Penitentary.jpg

    Photo by J. Stephen Conn via Wikimedia Commons (CC BY-SA 2.0)

  • Anamosa State Penitentiary 1.jpg

    Photo by Kepper66 via Wikimedia Commons (CC BY-SA 3.0)

  • Anamosa State Penitentiary 2.jpg

    Photo by Kepper66 via Wikimedia Commons (CC BY-SA 3.0)

  • FI0009046.jpg

    Photo by FortepanIowa via Wikimedia Commons (CC BY-SA 4.0)

Anamosa State Penitentiary is a state prison located in Jones County, Iowa. Rated capacity: 911. Reported population: 927. Security level: Maximum. Data sourced from the HIFLD Prison Boundaries open dataset.

Background

Anamosa State Penitentiary is a Medium/Maximum security penitentiary prison located in the Jones County community of Anamosa, Iowa – approximately 25 miles (40 km) northeast of Cedar Rapids, Iowa.

Source: Wikipedia article lead, CC-BY-SA.

Capacity

911

Current population

927

Occupancy

102%

Year opened

1875

Operational

Facility profile

Operator

Iowa Department of Corrections

Population held

Mixed/unknown

Opened

1875

Region

Iowa

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.

Notable inmates

  • Harry Edward Greenwell
    1944–2013 · serial killer

    Harry Edward Greenwell (December 9, 1944 – January 31, 2013), known as The I-65 Killer and The Days Inn Killer, was an American serial killer and rapist who committed at least three murders along Interstate 65 in Indiana and Kentucky between 1987 and 1989.

Source: Wikidata + Wikipedia.

Contact & address

406 N High St, Anamosa 52205

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 102% of design capacity

Compared to other facilities in United States

7324 peers
Occupancythis: 102% · peers avg: 93% (+9%)
Capacity (beds)this: 911 · peers avg: 559 (+63%)

Data completeness

74%

How many of our profile fields are populated. We surface this so families and researchers know the limits.

Sources