Main jail
Rock County Jail
Facilities in Rock County
- Rock County Jail County jail in Janesville
- Address
- 200 E Us Hwy 14, Janesville, WI 53545
- Phone
- (608) 757-7907
- Website
- co.rock.wi.us
- Capacity
- 477 beds
- Rock County Juvenile Detention Center Juvenile facility in Janesville
- Address
- 210 E Us Hwy 14, Janesville, WI 53545
- Phone
- (608) 757-5930
- Website
- co.rock.wi.us
Addresses, phone numbers and capacity come from a public facility directory and can be out of date. Call before you travel or send anything.
Near Rock County
Straight-line miles from the facilities we list, not driving distances.
Nearby counties
Closest jails in other counties
Find someone in Rock County
- CallRock County Jail: (608) 757-7907; Rock County Juvenile Detention Center: (608) 757-5930. Have the person's full name and date of birth ready; booking can take several hours.
Questions about Rock County jail and inmate search
Where do people arrested in Rock County go?
Most people arrested in Rock County, Wisconsin are booked into Rock County Jail at 200 E Us Hwy 14, Janesville. Its phone number is (608) 757-7907.
What phone numbers do we list for Rock County jails and facilities?
Rock County Jail: (608) 757-7907. Rock County Juvenile Detention Center: (608) 757-5930. These come from a public facility directory and can change, so confirm a number before you rely on it.
How do I find out if someone is in jail in Rock County?
Call (608) 757-7907 with the person's full name and date of birth.
What county jails are near Rock County?
The closest county jails we list outside Rock County are Jefferson County Jail in Jefferson (Jefferson County, about 22 miles), Walworth County Jail in Elkhorn (Walworth County, about 27 miles) and William H Ferris Center in Madison (Dane County, about 28 miles). Distances are straight-line miles between listed facilities, not driving distances.
How many people can the Rock County Jail hold?
The facility directory lists a capacity of 477 beds for Rock County Jail.