Reviewed and updated October 11, 2026 by the SearchSystems.net editorial team. The arrest counts are the ones each agency reported to the FBI, as the FBI held them on October 8, 2026. The jail figures are from the Vera Institute of Justice's Incarceration Trends data. Every office link was opened and checked against the office's own site between September 24, 2026 and October 11, 2026.
Hamilton, Alabama, in Marion County, has about 6,900 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Hamilton is held at the county jail, run by the Marion County Sheriff's Office, and the jail's record of each person held is a public record. This guide says where to look for someone in custody, what the jail holds and who books people into it.
This guide covers the search, the jail, who books people and common questions.
Related guides: Hamilton public records, Marion County inmate search, Hamilton arrest records, Hamilton warrants, Hamilton criminal records, Hamilton court records, Alabama arrest records and Alabama inmate search.
Finding Someone in Custody in Hamilton
The county jail, run by the Marion County Sheriff's Office, holds everyone kept in custody after an arrest in Hamilton, from every agency.
SearchSystems opened and checked the jail page of the Marion County Sheriff's Office at marionsoal.com/faqs (page title: FAQs | Marion County Sheriff's Office, Alabama), phone 205-921-7433, which answered when SearchSystems opened it on October 11, 2026.
That page is the office's jail information page rather than a roster, so a search for a particular person goes through the office at 205-921-7433.
The Marion County Jail by the Numbers
On an average day in 2021 the jail held about 170 people, up from about 130 in 2019. Its rated capacity in 2019, the last year with a capacity figure, was 152 beds, and it ran at 86 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Marion County has about 29,000 residents (2024 Census Bureau estimate), so the jail holds about 59 people for every 10,000 residents.
Who Books People Into the Marion County Jail
The Marion County Sheriff's Office and the agency that reports for Hamilton (filed by the FBI as Hamilton Police Department) make the arrests that end in a booking in and around Hamilton.
The FBI's agency list also places these agencies in Marion County: District Attorney at 25th Circuit and Marion County Drug Task Force (other agency).
The Haleyville Police Department is listed by the FBI across two counties including Marion County, so its arrests are not broken out for Marion County here.
The largest arrest counts reported to the FBI were Hamilton's 351 for 2025, Winfield's 180 for 2025 and Guin's 136 for 2025.
Together, the five agencies in Marion County with all twelve months of 2025 on file reported 770 arrests to the FBI that year. Those kept in custody were booked into the county jail; a person cited and released at the scene was not.
The counts, agency by agency and year by year, are in Hamilton arrest records.
Frequently Asked Questions
How do I find an inmate in Hamilton?
Ask the Marion County Sheriff's Office at 205-921-7433; its jail page SearchSystems verified is at marionsoal.com/faqs.
How many people are in the Marion County jail?
About 170 on an average day in 2021, the latest year in the Vera Institute's jail data, against a rated capacity of 152 beds.
What is the phone number for the Marion County jail?
205-921-7433, the number on the page of the Marion County Sheriff's Office SearchSystems verified.
Is this the official Hamilton website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official city, county, court and state offices described above and does not hold records, charge for them or take requests.