Cass County Inmate Population is a private reference website, not a government office. We cannot confirm whether someone is in custody, approve a release, post bond, schedule visitation, pull official booking records, or change court or jail information. Use the official offices below for custody, release, bond, case, and records questions.
Official Cass County Record Routes
Use the contact that matches the question. Cass County Jail and the sheriff's administrative office are both at 5 West 7th Street, Atlantic, IA 50022, but the jail line and office line serve different purposes.
- Cass County Jail custody line: 5 West 7th Street, Atlantic, IA 50022; phone (712) 243-6960. This 24-hour jail line is the correct route for current custody questions and recent bookings.
- Cass County Sheriff's Office: 5 West 7th Street, Atlantic, IA 50022; phone (712) 243-2206; fax (712) 243-4736. Administrative hours are Monday-Friday, 8:00 a.m.-4:30 p.m. Use this office for sheriff records, incident-report questions, and jail administration matters.
- Cass County Attorney Vanessa Strazdas: 5 West 7th Street, Atlantic, IA 50022; phone (712) 243-4504. Office hours are Monday-Friday, 8:00 a.m.-4:30 p.m. This office handles prosecution-related questions, not jail custody confirmation.
- Cass County Clerk of Court: 5 West 7th Street, Atlantic, IA 50022; phone (712) 243-2105; fax (712) 243-4661; email CountyClerk.Cass@iowacourts.gov. Use the clerk or Iowa Courts Online for case filings, dispositions, fines, and court record questions.
- IowaVINE: phone 888-742-8463. IowaVINE provides custody and case notification registration for participating Iowa records.
For quick navigation on this site, use the page that fits the record type.
- For someone who may be in Cass County Jail, start with jail inmate records and then verify through the 24-hour jail line if the PDF roster is not enough.
- For booking-photo questions, use jail roster mugshots; Cass County roster PDFs reviewed did not display mugshots.
- For charges or case status after a jail arrest, use court records after a jail arrest, the Cass County Clerk of Court, or Iowa Courts Online.
- For the local detention facility, use the Cass County Jail page.
- For sentenced state prisoners or people on Iowa supervision, use the Iowa Department of Corrections offender search. Iowa Code section 904.601 addresses public DOC offender records.
- For federal or immigration detention, use the Federal Bureau of Prisons inmate locator or the ICE Online Detainee Locator System. No official Cass County Sheriff app was found in the project research.