Mono County Courthouse during Christmas time

Mono County Probation is administered by Karin Humiston, Chief Probation Officer.

Under the direction of Presiding Judge, the Mono County Administrator, and the Board of Supervisors, Probation Services administers adult and juvenile probation. 

Mono County Probation maintains two offices in Mammoth Lakes and Bridgeport. Office hours are Monday through Friday from 8:00 a.m. through 5:00 p.m.

The Mammoth Lakes office is  located at 1290 Tavern Rd in Mammoth Lakes, CA.  

The Bridgeport office is located at 57 Bryant Street in Bridgeport, CA.

The main telephone number to reach both locations is (760) 932-5570.  All correspondence is received at P.O. Box 596, Bridgeport, CA 93517.

Mono County does not operate a juvenile hall.  El Dorado County Juvenile Treatment Center is used to house Mono County juvenile offenders.  The El Dorado County Juvenile Treatment Center is located at:

1041 Al Tahoe Blvd.
South Lake Tahoe, CA 96150
(530) 573-7990

Note: If immediate assistance is needed please call the main line where you may ask to be directed to an available officer.  Please note immediate assistance does not include non-emergency travel permission (this should be planned in advance with your supervising Probation Officer.)  If you are calling to schedule an appointment or ask permission to reschedule/cancel an appointment you need to speak with your supervising Probation Officer directly.  Please note that the Deputy Probation Officers are routinely available to be reached on Monday, Wednesday, Thursday and Friday in the Mammoth Office and on Tuesday in the Bridgeport Office. 

In cases of emergency medical or law enforcement assistance, dial 911.