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 23, 2026 and October 9, 2026.
Weston, Wisconsin, in Marathon County, has about 16,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Weston is held at the county jail, run by the Marathon 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: Weston public records, Marathon County inmate search, Weston arrest records, Weston warrants, Weston criminal records, Weston court records, Wisconsin arrest records and Wisconsin inmate search.
Finding Someone in Custody in Weston
The county jail, run by the Marathon County Sheriff's Office, holds everyone kept in custody after an arrest in Weston, from every agency.
SearchSystems opened and checked the jail page of the Marathon County Sheriff's Office at marathoncounty.gov/about-us/departments/sheriff-s-office (page title: Sheriff's Office | Marathon County, WI), phone 715-261-1200, 500 Forest Street Wausau, WI 54403, which answered when SearchSystems opened it on October 9, 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 715-261-1200.
The Marathon County Jail by the Numbers
On an average day in 2025 the jail held about 220 people, up from about 200 in 2019. Its rated capacity in 2025 was 279 beds, and it ran at 77 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Marathon County has about 139,000 residents (2024 Census Bureau estimate), so the jail holds about 16 people for every 10,000 residents.
Who Books People Into the Marathon County Jail
The Marathon County Sheriff's Office and the agencies that report for Wausau, Kronenwetter, Mosinee, Spencer, Marathon City, Edgar and one more cities make the arrests that end in a booking in and around Weston.
The Marshfield Police Department and the Colby-Abbotsford Police Department are each listed by the FBI across several counties including Marathon County, so their arrests are not broken out for Marathon County here.
The largest arrest counts reported to the FBI were Wausau's 1,837 for 2025, Mountain Bay Metropolitan's 843 for 2025 and the Marathon County Sheriff's Office's 707 for 2025.
Together, the five agencies in Marathon County with all twelve months of 2025 on file reported 3,488 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 Weston 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 Marathon County serves the sentence in a facility of the Wisconsin Department of Corrections, whose inmate locator is at appsdoc.wi.gov/lop/welcome.
Frequently Asked Questions
How do I find an inmate in Weston?
Ask the Marathon County Sheriff's Office at 715-261-1200; its jail page SearchSystems verified is at marathoncounty.gov.
How many people are in the Marathon County jail?
About 220 on an average day in 2025, the latest year in the Vera Institute's jail data, against a rated capacity of 279 beds.
What is the phone number for the Marathon County jail?
715-261-1200, the number on the page of the Marathon County Sheriff's Office SearchSystems verified.
Where do people sentenced to prison in Marathon County go?
To a facility of the Wisconsin Department of Corrections; its inmate locator is at appsdoc.wi.gov/lop/welcome.
Is this the official Weston 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.