Search Jersey County Jail Inmates

Jersey County Jail is the one detention facility in the county, run by the sheriff in Jerseyville, Illinois. It holds adults arrested in the county who are not released after booking, both people awaiting trial and those serving short local sentences. To look up inmates at Jersey County Jail, you work through the sheriff's office rather than an open web roster, because the county does not publish a public name search. The building is small, with a few dozen beds, and it shares its address and staff with the sheriff's office. How to find someone held here, how to visit, and how to send mail or money are all covered below.

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Jersey County Jail Overview

Jersey County Jail is operated by the Jersey County Sheriff's Office under Sheriff Nicholas J. "Nick" Manns, elected in 2022. It is a local, medium-security county jail, not a state prison. The people held here are adults in sheriff custody: pretrial detainees waiting for their cases to move and people serving short sentences in the county. State-sentenced felons do not stay here; once sentenced to prison they transfer to the Illinois Department of Corrections.

The jail was built on January 1, 1985. The state inspection lists two single cells and a set of dorms rather than a large cellblock, which fits a small rural facility. It holds both men and women and has no juvenile beds. The jail administrator is Sergeant Jason Huitt, and Chief Deputy Mark Marshall has served as the jail superintendent, according to state and sheriffs' association sources reviewed in 2026.


Jersey County Jail Capacity and Population

The clearest capacity and population figures come from the Illinois Department of Corrections inspection on October 31, 2022. That report lists a rated capacity of 43 beds, broken out as 31 male and 12 female, with no juvenile beds. On the inspection day the jail held 18 people, 12 men and 6 women, which is about 42 percent of capacity. The Illinois Sheriffs' Association lists 44 beds, and the county sheriff page states a higher figure of around 58, which the state inspection does not support.

43 Rated Bed Capacity (IDOC 2022)
18 Population on Oct. 31, 2022

Older Vera Institute data put the jail's average population in the mid-20s to low-30s through 2019, again below capacity. No current daily count is posted, so today's number has to come from the jail by phone.


How to Look Up an Inmate at Jersey County Jail

Because there is no public web roster, a lookup here runs through the sheriff's office. The phone line is the working channel, and the office is staffed 24 hours. Have the full legal name and a date of birth ready before you call.

  1. Call the Jersey County Sheriff's Office at 618-498-6881 and ask whether the person is in custody.
  2. Give the full legal name, plus date of birth, arrest date, or arresting agency to narrow the search.
  3. Check the official Jersey County Sheriff IL app as a second channel.
  4. If the person was sentenced and transferred, use the IDOC Individual in Custody Search instead.

For the full set of access channels, including VINE alerts and records requests, the jail inmate records page walks through each one.


Jersey County Jail Address and Contact

The jail and the sheriff's office share one address and one main phone line. Use this for custody questions, visiting, and general jail business. Court business and records requests go elsewhere, to the courthouse and the State's Attorney.

Jersey County Jail

114 North Washington Street

Jerseyville, IL 62052

618-498-6881

Sheriff's office open 24 hours; fax 618-498-1911


Visiting Someone at Jersey County Jail

The sheriff page publishes visiting hours but not the full set of visitor rules. Call ahead at 618-498-6881 to confirm the visitor list, the ID requirement, the check-in window, and whether the person is eligible that day. Illinois county jail standards require visitors to sign in and show identification, and staff may ask background questions to weigh any safety risk.

DayHoursType
Monday7:30 AM to 9:00 PMIn person
Wednesday7:30 AM to 9:00 PMIn person
Friday7:30 AM to 9:00 PMIn person
Saturday7:30 AM to 2:30 PMIn person
Sunday7:30 AM to 2:30 PMIn person

The Illinois county jail standards in Administrative Code Part 701 set the baseline rules that govern visits, records, and housing at the jail.

Illinois Administrative Code Part 701 county jail standards that govern Jersey County Jail visitation and records

These standards are why a visitor can expect to sign a register and show ID, even when the sheriff page does not spell out every rule.


Mail, Phone, and Money at Jersey County Jail

Mail goes to the jail at the North Washington Street address. The county does not publish a fixed mail format or a contraband list, so confirm the rules by phone before sending anything beyond a letter, and never mail cash. For money, the sheriff page says inmates have commissary accounts and that family can send funds through JPay, which the county links. No county fee schedule was published, so specific charges are not listed here.

ServiceProvider / Detail
Mail addressInmate name, Jersey County Jail, 114 North Washington Street, Jerseyville, IL 62052 (confirm format first)
PhoneJail phone system; calls may be monitored and recorded
Money depositJPay, linked from the sheriff page; fees not published

If the person has already transferred to state prison, the deposit and mail rules change to the IDOC system and that person's IDOC number.


Booking and Intake at Jersey County Jail

After an arrest, a person to be held is brought to the jail, where staff confirm the legal authority to detain, verify identity, and run a search. Intake includes fingerprints and a booking photograph, a property inventory with a signed receipt, medical and mental-health screening, a phone call as soon as practicable, an admitting shower with issued bedding and clothing, orientation, and a classification decision that sets housing. Anyone seriously ill or injured is seen by medical staff before regular detention. After booking, the first court appearance addresses release conditions or detention.


Inside Jersey County Jail: Housing and Daily Operations

The jail's layout is small and dorm-based rather than a long cellblock. The 2022 state inspection recorded two single cells and a set of dorms, listed as one 8-by-3-bed dorm, a 4-bed dorm, a 7-bed dorm, and an 8-bed dorm. Men and women are housed separately by sight and sound, as state standards require, and there are no juvenile beds. The same inspection listed eight full-time jail-duty employees, five men and three women, with no part-time jail officers.

Daily operations follow the county jail standards. The inspection noted lights out at 11:00 PM, weekly and as-needed shakedowns, a commissary on a regular weekly schedule, and monitored mail and phone access. Detainees can submit written requests or complaints to the jail administrator, and they may also send a complaint to the state Jail and Detention Standards Unit, which inspects the facility each year and makes the report available for public review.


About Jersey County Jail

The 2022 state inspection described the jail as clean and orderly, with staff knowledgeable about policies and daily operations. Medical care is provided on site weekly by a licensed physician's assistant, James Nanney, covering sick call, evaluations, and referrals. The inspection also noted recent improvements: new cameras throughout the jail with six added locations, new portable radios with a "Man Down" feature, and an upgraded door control system. The sheriff page lists inmate programs including GED, computer education, financial and anger management, and substance abuse treatment, though no schedule was published.

The jail also sits under outside oversight. The state inspection cover letter notes that Illinois law requires the Department of Corrections to monitor each county jail every year and to make the results available for public review, and it encourages the county to let residents know the report can be seen. That public-review point, along with the right to complain to the state standards unit, is part of how a small rural jail stays accountable even without a modern online roster.

Once a Jersey County defendant is sentenced to prison, custody and the rules around it shift to the Illinois Department of Corrections, whose statewide visitation rules require an approved visitor list and scheduling.

IDOC statewide visitation rules that apply after a Jersey County inmate is sentenced and transferred to state prison

That difference matters for families, because a county jail visit and a state prison visit follow very different rules, and a transfer changes which set applies.

Note: Call the jail at 618-498-6881 to confirm custody and the day's visiting eligibility before traveling, since lockdowns and classification can change access without notice.