Union County Jail
Ohio
Tri-County Regional Jail
Union County has no county jail of its own; its inmates are held at the Tri-County Regional Jail in Mechanicsburg, which serves Union, Madison and Champaign counties.
- Address
- 4099 State Route 559, Mechanicsburg, OH 43044
- Phone
- (937) 834-5000
How to find an inmate
People arrested in Union County are generally held at the Tri-County Regional Jail in Mechanicsburg, which is run by a regional jail commission. Call the jail with the person's full name and date of birth, or contact the Union County Sheriff's Office in Marysville at (937) 645-4110. People sentenced to state prison are listed in the Ohio Department of Rehabilitation and Correction (ODRC) offender search.
Visitation
Visitation for Union County inmates follows the rules of the Tri-County Regional Jail, including scheduling and visitor ID requirements. Contact the jail to confirm current visiting options before you visit.
Bail and bond
Bond for Union County cases is set by the court handling the case. Contact the Tri-County Regional Jail or the Union County Sheriff's Office to confirm the bond amount, the accepted payment methods and where to post bond.
Mail and money
Mail for Union County inmates goes to the Tri-County Regional Jail in Mechanicsburg and must include the inmate's full name. Funds can be added only through methods the jail approves, so confirm current options with the facility.
Frequently asked questions
Does Union County, Ohio have its own jail?
No. Union County inmates are held at the Tri-County Regional Jail in Mechanicsburg.
What is the address of the Tri-County Regional Jail?
The jail is at 4099 State Route 559, Mechanicsburg, OH 43044.
How do I post bail in Union County?
The court sets the bond. Contact the Tri-County Regional Jail or the Union County Sheriff's Office to confirm the amount and payment methods.
Can I send money to a Union County inmate?
Yes, through methods the Tri-County Regional Jail approves. Confirm current options with the facility.