Johnson County Jail is the county jail for Johnson County, Iowa, run by the Johnson County Sheriff's Office in Iowa City. As of November 10, 2026, the official roster lists 80 people in custody. The jail is at 511 S. Capitol St., Iowa City, IA 52240; call 319-356-6025 to confirm visits, deposits, mail, and bail before you go.
Roster updated · Facility details reviewed
Who is currently held at Johnson County Jail?
Last successful fetch: 11/10/2026, 12:42:34 AM CST.
Current-custody records captured from the approved source at the displayed fetch time.
Name
Booking number
Charges
ALLEN, ASHTON JO AARON
Not published
SEX OFF - PROVIDE FALSE INFO - 2ND OR SUB OFFENSEChargesCode 692A.112-B
View 7 more chargesShow fewer charges
SEX OFF - PROVIDE FALSE INFO - 2ND OR SUB OFFENSEChargesCode 692A.112-B
SEX OFF - PROVIDE FALSE INFO - 2ND OR SUB OFFENSEChargesCode 692A.112-B
SEX OFF - PROVIDE FALSE INFO - 2ND OR SUB OFFENSEChargesCode 692A.112-B
SEX OFF - PROVIDE FALSE INFO - 2ND OR SUB OFFENSEChargesCode 692A.112-B
SEX OFF - PROVIDE FALSE INFO - 2ND OR SUB OFFENSEChargesCode 692A.112-B
PERSON INELIGIBLE TO CARRY DANGEROUS WEAPONSS (SRMS)ChargesCode 724.8B
DOMINION/CONTROL OF FIREARM/OFFENSIVE WEAPON BY FELON (FELD)ChargesCode 724.26(1)
POSSESSION OR CARRYING OF FIREARMS WHILE INTOXICATEDChargesCode 724.4C
OPER VEH WH INT (OWI) / 1ST OFF (SRMS)ChargesCode 321J.2(A)
25 of 80 records shown.
Verified county context
Where is Johnson County Jail, and who runs it?
The Johnson County Sheriff's Office runs the county jail at 511 S. Capitol St. in Iowa City; its mailing address is PO Box 2540, Iowa City, IA 52244. Jail staff answer questions about an inmate at 319-356-6025, and the jail division's line is 319-356-6020, ext. 5. The Sheriff's roster also includes people boarded in other counties' jails; this page shows only those held at the Johnson County Jail.
Johnson County Jail facts
Facility
Johnson County Jail
Address
511 S. Capitol St., Iowa City, IA 52240
Main phone
319-356-6025
Operated by
Johnson County Sheriff's Office
Official facility source
Official jail division page
People in custody
80 on the official roster · captured
Facility details reviewed
Practical guidance
How do you visit, call, or send money to someone at Johnson County Jail?
From the Johnson County Sheriff's Office: Official jail division page; Official inmate canteen guide; Official jail FAQ. Checked October 14, 2026.
01
When can you visit someone at Johnson County Jail?
Visiting days depend on the first letter of the inmate's last name: A through L on Monday, Wednesday, and Friday; M through Z on Tuesday, Thursday, and Sunday. Visits run 1 to 3 p.m. or 6 to 9 p.m., last 20 minutes in total, and an inmate can have one session a day. Bring a photo ID and sign the log; anyone under 18 must come with a parent or legal guardian. Video visits from home are set up through TEAM3.InmateCanteen.com.
Source: Official jail division page
02
How do you put money on an inmate's account at Johnson County Jail?
Canteen accounts run through Inmate Canteen at team3.inmatecanteen.com. Create a user with a valid email address and a password of at least 10 characters; the mobile app no longer works. Anyone with an old inmatecanteen.com account can log in there and is moved to the new site with their balance. Someone reporting to serve a sentence should bring cash only for the accommodation fee.
Source: Official inmate canteen guide
03
How do you call or send mail to someone at Johnson County Jail?
Address letters to the inmate's name at PO Box 2540, Iowa City, IA 52244, with your full name and address as the return address. Letters with stickers, lipstick, perfume, or anything else applied to them are refused. The jail does not accept packages, and books or magazines must come directly from the publisher. For questions about an inmate, call jail staff at 319-356-6025.
Source: Official jail FAQ
04
How do bail and court records work for Johnson County Jail?
Jail staff at 319-356-6025 can tell you whether someone is in custody, what charges they are held on, the bond required for release, and any scheduled release date. They cannot give court information; for that, ask the inmate's attorney or use Iowa Courts Online. People reporting for a sentence bring four sets of all-white underwear, socks, T-shirts, and bras without underwire, cash for the accommodation fee, and medication only in its prescribed bottles; piercings must be removed.
Source: Official jail FAQ
Facility procedures can change without notice. Call 319-356-6025 before traveling or sending money, mail, or property.
What day can I visit an inmate at the Johnson County Jail?
It depends on the inmate's last name: A through L on Monday, Wednesday, and Friday; M through Z on Tuesday, Thursday, and Sunday. Visits run 1 to 3 p.m. or 6 to 9 p.m. and last 20 minutes.
Where do I mail a letter to a Johnson County inmate?
Write the inmate's name, then PO Box 2540, Iowa City, IA 52244, and put your full name and address on the return address. No stickers, lipstick, or perfume on the letter or envelope.
What should I bring when reporting to serve a sentence in Johnson County?
Four sets of all-white underwear, socks, T-shirts, and bras without underwire, cash for the accommodation fee, and any medication in its prescribed bottles. Piercings must be removed before you arrive.
What can Johnson County jail staff tell me about an inmate?
Call 319-356-6025. Staff can say whether the person is in custody, what charges they are held on, the bond required for release, and any scheduled release date, but not court information.
How do I find out if someone is in Johnson County Jail?
Search the 80 people on the Johnson County Sheriff's Office jail roster at the top of this page, captured 11/10/2026, 12:42:34 AM CST. Anyone booked after that time will not appear yet, so call Johnson County Jail at 319-356-6025 if the person is not listed.
Who runs Johnson County Jail?
Johnson County Jail, at 511 S. Capitol St., Iowa City, IA 52240, is run by the Johnson County Sheriff's Office. Call 319-356-6025 for current procedures.
How current is the Johnson County roster?
JailAtlas reads the Johnson County Sheriff's Office jail roster twice a day. The copy on this page was captured 11/10/2026, 12:42:34 AM CST and lists 80 people.