Oregon County Inmate Population is a private reference site, not a sheriff's office, jail, court, police department, or bond office. It cannot confirm whether someone is in custody, release anyone, post bond, schedule a visit, or pull an official booking record for you.
Where to Check First
Oregon County does not publish an official online current jail roster. For a current local custody question, start with the Oregon County Jail or Sheriff's Office, then use the record-specific resources below when the person may be in another system.
| Office | Contact Details | Use For |
|---|---|---|
| Oregon County Jail and Sheriff's Office | 1 Court Square, Alton, MO 65606 P.O. Box 265, Alton, MO 65606 417-778-6611 Public hours: Monday-Friday, 8:00 a.m.-4:30 p.m. Jail operations: 24/7 |
Current jail custody, jail information, in-person record questions, and Sunshine Law routing when no online roster is available. |
| Sheriff's Office leadership | Sheriff Eric King Jail Administrator Chris Johnston Office Manager Stephen Cook |
Office administration, jail administration, and records-custodian-like questions noted in the research. |
| Oregon County Sheriff's Office website | oregoncountysheriff.org Jail page Contact page |
Official agency pages, jail information, and the sheriff's contact form. The contact form is not monitored 24/7. Call 911 for emergencies. |
| Thayer Police Department | 102 Front St, Thayer, MO 65791 417-264-3819 Fax: 417-264-3389 |
Thayer police matters, local press releases, and city police contact questions. |
| Thayer Municipal Court and warrants | 124 N. Second Street, Thayer, MO 65791 417-264-3921 ext. 1 |
Municipal court and warrant questions tied to Thayer matters. |
Use these paths based on what you need:
- For someone believed to be in the Oregon County Jail, review jail inmate records and contact the jail directly because there is no official current online roster.
- For booking-photo questions, use jail roster mugshots and ask the office that created the booking record.
- For charges filed after arrest, check court records after a jail arrest, including Missouri Case.net when a case has reached court.
- For facility-specific details, use the Oregon County Jail and Thayer Jail pages.
- For a sentenced state prisoner, search Missouri Department of Corrections resources rather than the county jail.
- For a federal or immigration detainee, use the Bureau of Prisons or ICE locator, because those systems are separate from Oregon County custody.
- For victim notification, check MOVANS if the record type and custody system support notifications.
- For public-record access, Missouri Sunshine Law Chapter 610 may apply, including RSMo 610.011 for the public-records policy and RSMo 610.100 for arrest and incident report access limits.