Clinton County Jail
Clinton County Jail
County Jail / Adult Detention FacilityMailing Address
[Inmate Full Legal / Booked Name] — [Inmate / Booking Number if known]
Clinton County Jail
[Inmate Full Name]
P.O. Box 2957
Clinton, IA 52733
Clinton County Jail
[Inmate Full Name]
P.O. Box 2957
Clinton, IA 52733
Physical Address
241 7th Avenue North, Clinton, IA 52732
Phone
Governing Agency
Clinton County Sheriff's Office
Inmate ID
Inmate / Booking Number — Not required
Last Verified
September 27, 2026
Facility Mailing and Service Information
Use the inmate's full name, Clinton County Jail, P.O. Box 2957, Clinton, IA 52733. A complete sender name and return address are required.
Source: Official sourceLast verified: September 27, 2026
Confirm current Clinton County photo rules before mailing. Oversize greeting cards may be placed in inmate property.
Source: Official sourceLast verified: September 27, 2026
Confirm current publisher/vendor, binding and package rules before ordering books, magazines, newspapers or parcels.
Source: Official sourceLast verified: September 27, 2026
Do not place cash in ordinary correspondence unless specifically authorized. Use the facility's current approved inmate-account deposit method.
Source: Official sourceLast verified: September 27, 2026
Verify current custody, visitor registration or approval requirements and the current visitation or video-visitation schedule before traveling.
Source: Official sourceLast verified: September 27, 2026
How to Address Your Letter
Verify the person is currently housed at Clinton County Jail before mailing. Use the inmate's full booked/legal name and inmate / booking number when known. Mail to: Clinton County Jail, [Inmate Full Name], P.O. Box 2957, Clinton, IA 52733. Include a complete sender return address.
About Clinton County Jail
Clinton County Jail is located at the Law Center at 241 Seventh Avenue North. The official jail page directs inmate mail to P.O. Box 2957.