Search Union County Recent Bookings
Union County recent bookings are managed by the Sheriff's Office in Marysville, Ohio. Unlike many Ohio counties, Union County does not operate its own jail. Instead, inmates go to the Tri-County Regional Jail in Mechanicsburg, which serves Union, Champaign, and Madison Counties. You can search the jail roster online through the Miami Valley Jails system. The roster shows current inmates with names, mugshots, booking dates, charges, and bond amounts. Booking records are public under Ohio law.
Union County Booking Overview
Union County Sheriff Booking Records
The Union County Sheriff's Office is at 221 West Fifth Street in Marysville, OH 43040. The phone is 937-645-4110, and the fax is 937-645-4170. Sheriff Malcum J. Patton runs the office. For records questions, contact Shelby Sanders at ssanders@unioncountyohio.gov.
Union County sends all inmates to the Tri-County Regional Jail. This is different from most Ohio counties that have their own jail. The regional approach means Union County bookings show up in the Tri-County system alongside inmates from Champaign and Madison Counties. When you search the roster, you will see inmates from all three counties. Look at the committing jurisdiction to identify which ones came from Union County.
Union County Arrest Records Online
The Union County Sheriff's Office page has contact information and links to jail services. Below is a view of the sheriff's section on the county website.
From this page you can find contact details for the sheriff and get directed to the Tri-County Regional Jail for inmate search information.
The Union County Clerk of Courts is at 215 W 5th Street in Marysville, OH 43040. The office provides a CourtView Case Search for online case lookup. When someone from Union County gets booked, the charges create a court case in the clerk's system. You can track cases from filing through disposition using the online search tool.
Tri-County Regional Jail Roster
The Tri-County Regional Jail is at 4099 State Route 559 in Mechanicsburg, OH 43044. The phone is 937-834-5000. The facility serves Champaign, Madison, and Union Counties. Below is a view of the jail's website.
The Tri-County inmate roster is part of the Miami Valley Jails system. You can search for current inmates by name and see booking dates, charges, and bond amounts.
The Marysville Police Department also makes arrests in Union County. Those arrests go to the Tri-County Regional Jail for booking, just like sheriff's arrests. The Tri-County Jail is the only booking facility for all three counties it serves, so a single search covers all recent bookings from the area. ORC 149.43 makes this data public and accessible to anyone.
Note: Union County does not have its own jail; all inmates go to the Tri-County Regional Jail shared with Champaign and Madison Counties.
Union County Court Records Access
The Union County Clerk of Courts website provides links to the CourtView system for case searches. Below is a view of the clerk's page.
This office handles court records for Common Pleas cases in Union County. The online search lets you look up case status, hearing dates, and dispositions.
How Union County Bookings Work
When someone gets arrested in Union County, they are transported to the Tri-County Regional Jail in Mechanicsburg for booking. The drive from Marysville to the jail adds some time to the process compared to counties with their own facility. But the booking itself follows the same steps. Mugshot, fingerprints, charges entered, bond set. The data goes into the public roster.
ORC 149.43 covers all booking records in Ohio. The law requires public offices to share records promptly. Basic booking data is public. Names, charges, dates, and mugshots are all accessible. Paper copies cost about $0.05 to $0.25 per page. The online roster through Miami Valley Jails is free.
Other Sources for Union County Bookings
The VINELink system tracks inmates across Ohio. Register for free alerts on custody status changes at 1-800-770-0192 or through the website. The ODRC Offender Search covers state prison inmates from Union County.
The Ohio Arrests website compiles booking data from all 88 Ohio counties. The Ohio Attorney General's Sunshine Laws page has the guide to public records access statewide.
Nearby Counties
Union County is in central Ohio. Check these neighboring counties if your search extends beyond Union County.
Cities in Union County
Union County's county seat is Marysville. No cities in the county meet the population threshold for a dedicated page on this site. Marysville has its own police department, but all bookings go through the Tri-County Regional Jail in Mechanicsburg. Other communities in the county follow the same pattern.