Reviewed and updated October 9, 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 30, 2026 and October 1, 2026.
Allamakee County, Iowa, has about 14,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Allamakee County is held at the county jail, run by the Allamakee 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, state prison and common questions.
Related guides: Allamakee County public records, Allamakee County arrest records, Allamakee County warrants, Allamakee County criminal records, Allamakee County court records, Iowa arrest records and Iowa inmate search.
Finding Someone in Custody in Allamakee County
The county jail, run by the Allamakee County Sheriff's Office, holds everyone kept in custody after an arrest in Allamakee County, from every agency.
SearchSystems opened and checked the jail page of the Allamakee County Sheriff's Office at allamakeecounty.iowa.gov/departments/sheriff/jail (page title: County Jail | Allamakee County, Iowa), phone 563-568-4521, which answered when SearchSystems opened it on September 30, 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 563-568-4521.
The Allamakee County Jail by the Numbers
On an average day in 2023 the jail held about 6 people, up from about 6 in 2019. Its rated capacity in 2023 was 42 beds, and it ran at 14 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Allamakee County has about 14,000 residents (2024 Census Bureau estimate), so the jail holds about 4 people for every 10,000 residents.
Who Books People Into the Allamakee County Jail
The Allamakee County Sheriff's Office and the agencies that report for Waukon, Postville and Lansing make the arrests that end in a booking in Allamakee County.
The largest arrest counts reported to the FBI were the Allamakee County Sheriff's Office's 95 for 2025, Postville's 72 for 2025 and Waukon's 14 for 2025.
Together, the four agencies in Allamakee County with all twelve months of 2025 on file reported 191 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 Allamakee County arrest records.
From the Jail to State Prison
The jail holds people awaiting trial and people serving short sentences. A person sentenced to prison in Allamakee County serves the sentence in a facility of the Iowa Department of Corrections, whose inmate locator is at doc.iowa.gov/inmate-family-services.
Frequently Asked Questions
How do I find an inmate in Allamakee County?
Ask the Allamakee County Sheriff's Office at 563-568-4521; its jail page SearchSystems verified is at allamakeecounty.iowa.gov.
How many people are in the Allamakee County jail?
About 6 on an average day in 2023, the latest year in the Vera Institute's jail data, against a rated capacity of 42 beds.
What is the phone number for the Allamakee County jail?
563-568-4521, the number on the page of the Allamakee County Sheriff's Office SearchSystems verified.
Where do people sentenced to prison in Allamakee County go?
To a facility of the Iowa Department of Corrections; its inmate locator is at doc.iowa.gov/inmate-family-services.
Is this the official Allamakee County website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official county, court and state offices described above and does not hold records, charge for them or take requests.