A D Clark
ID C02207 · 73 yrs · Male
Showing records 1–100 of 63,800.
This page is a directory of the inmate and booking records we hold on file for Illinois Department of Correction (IL DOC) — 63,800 in total in the facility.
Browse the full list of records below, or jump straight to the name, gender, and age filters to narrow it down. Already know who you're looking for? Use the search box above to find them directly.
Further down this page you'll also find answers to common questions about how these records work, and a quick guide for supporting someone listed here — sending mail, posting bail, setting up calls, or shipping a care package.
By name
Stay connected and lend a hand — send mail, set up cheaper calls, ship a care package, or post bail.
This page holds the inmate records we have on file for the Illinois Department of Corrections (IDOC). Illinois deliberately refers to the people in its prisons as individuals in custody rather than "inmates," and you will see that language throughout the state's own tools and forms. IDOC is a statewide system with prisons spread across Illinois, so the person you are looking for could be housed almost anywhere in the state and may be moved during their sentence. The records below are a historical directory of custody entries we hold — a starting point for identifying the right person and taking the next step — not a live count of any single prison, so confirm anything current against the state's official search. For more on this facility — history, programs, and what to expect — see our full facility profile.
Illinois publishes an official Individual in Custody Search where you can look someone up by last name, date of birth, or IDOC number and see their current facility. On this page you can also browse the records we hold by last name (A–Z), gender, or age to narrow a common name, and then confirm the current location through the state search. Because people are transferred between Illinois facilities as their classification and program needs change, a record here can lag behind a recent move, so verify before you plan a visit or send anything. If a newly sentenced person does not appear yet, they may still be moving through a reception and classification center, and checking again in a few days will usually resolve it. Our inmate search guide for this facility walks through this in more detail.
One rule catches many Illinois families off guard: when a person first arrives, they go through a Reception and Classification (R&C) center, and no visitation is allowed during roughly the first 30 days while they are evaluated and assigned to a permanent facility. During this window, mail and phone access may also be limited. It is not a punishment or a sign that something is wrong — it is a standard part of intake. Use this time to get your own paperwork in order so you are ready to visit as soon as your person is settled at their permanent institution.
Visiting in Illinois requires approval, and the process runs through the facility. In general you must be placed on the individual's visiting list and, at many facilities, write to the warden to request a visit. There are specific rules for certain visitors: someone who has a criminal conviction or pending charges, or who is on parole, mandatory supervised release, or probation, can typically visit only with the written approval of the warden, and those under supervision may also need their parole agent's approval. Because each facility sets its own visiting days, hours, and identification and dress rules, confirm the specifics for your person's institution once they are assigned, and bring valid photo identification.
Illinois offers Individual in Custody Deposit Services so you can add money to a person's trust account, typically through an approved electronic vendor online or by phone, with mailed options available as well. Funds let a person buy commissary items — hygiene products, snacks, writing materials — and cover phone and messaging costs, and for many families this steady, practical support is the most useful thing they can provide between visits. Always include the correct IDOC number so the deposit reaches the right person, and allow processing time before the balance is available.
Like many systems, Illinois has tightened incoming-mail procedures, and at many facilities general correspondence is processed — and in some cases scanned — rather than delivered as the original paper. Address your letter with the individual's committed name and IDOC number, include a clear return address, and follow the current mail policy on photos, cards, and page limits. Avoid stickers, glitter, adhesive, or anything unusual that will get a letter rejected. Because the rules have changed and can vary, when in doubt keep it simple and check the current policy. Our letter service formats and sends mail so it meets facility requirements on the first try.
Phone contact is one of the most reliable ways to stay connected once a person is past reception. Calls are placed by the individual in custody out to numbers on their approved list, so set up and fund an account with the facility's phone provider in advance and make sure your number is approved. Many Illinois facilities also offer electronic messaging and, in some cases, video visits through the contracted provider, which can be faster than mail for short notes. For families who talk frequently, lower-cost calling arrangements can meaningfully reduce the expense over a long sentence.
Because IDOC is a sentenced-population system, many families are also navigating classification, earned sentence credits, and parole or mandatory supervised release rather than a pending trial. Illinois offers education, vocational, and treatment programming, and participation can matter both for a person's daily life and, in some cases, for their release timeline. Staying closely involved — encouraging program participation and helping plan the practical pieces of reentry, such as housing, identification, and a support network — is one of the most effective things a family can do, and consistent family contact is associated with smoother transitions back to the community. If your loved one is working toward release, acknowledging that effort in your letters and calls genuinely helps sustain it.
The entries on this page are compiled from public data and reflect a point in time, not a live feed from inside a prison. A record can lag behind a transfer or release, and some fields may be incomplete — a limit of the source, not a statement about the person. Everyone listed is presumed innocent or is serving a sentence after conviction. If your loved one is still pre-trial in a county jail rather than in IDOC custody, bail through the court may be an option; once in state custody, the focus turns to communication, commissary, programs, and reentry. Confirm the person's IDOC number and current facility through the Individual in Custody Search, then use this page to keep track and take the next step.
Sources: idoc.illinois.gov/offender/inmatesearch.html, idoc.illinois.gov/familyfriends/contact-indiv..., idoc.illinois.gov/familyfriends/incoming-mail...
Records are compiled from public sources and may be missing details. An arrest is not a conviction; everyone is presumed innocent. See our data source and disclaimer.