Union County Criminal Records

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Use the official court, custody, police-record, and statewide paths for Union County, Illinois; jurisdiction limits are explained.

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Searches are compiled from court, county, and statewide public-record sources.

Union County public records: common questions

Where to search Union County records

Union County, Illinois court, custody, police, and statewide records are kept in separate systems. Start court research with Official Illinois Courts courthouse address, circuit, and court contact.

Court casesOfficial Illinois Courts courthouse address, circuit, and court contact
Current custodyConfirm the current jail or detention source with the local agency.
Statewide recordsUse the Illinois state-level source described below when available.
Federal recordsFederal court and custody records are outside county systems and require a separate federal search.

Verified local details

These details were drawn from the official sources linked in this guide. Reconfirm addresses, contacts, schedules, fees, and other time-sensitive details with the responsible agency.

The Union County Courthouse is at 309 West Market Street in Jonesboro.
Union County is in Illinois's First Judicial Circuit and Fifth Appellate District.
The official First Judicial Circuit page lists Keri E. Clark as Union County Circuit Clerk, with the office at 309 West Market Street, Room 108, Jonesboro.
The Union County courthouse directory lists phone number 618-833-8114 and the county court disability coordinator as Keri Clark.

Union County official record-source actions
Record type	Agency or source	Scope	Action	Last checked
Court cases	Official Illinois Courts courthouse address, circuit, and court contact	County or local	Open source	August 10, 2026
Official records	Official Union County government website and county-office resources	County or local	Open source	August 10, 2026
Court cases	Official First Judicial Circuit judges, Circuit Clerk, State's Attorney, and probation contacts	County or local	Open source	August 10, 2026

How this guide is maintained: This matrix only republishes government and agency destinations supported by the researched guide or its reviewed county source registry. Page updated August 10, 2026. Agency sites and coverage can change, so confirm current rules with the source. Read our county source-review and correction policy.

Records for Union County are held by more than one agency. This guide maps the local systems that answer different questions, from court filings and municipal cases to custody, police, and statewide records. Union County has 16,656 residents (2025 estimate). The source map below identifies the relevant local courts and agencies. Offices and online systems change, so confirm details with the agency before relying on a record.

Quick facts

County-equivalent identity: 17-181
Population: 16,656 residents (2025 estimate)
Local detail: The Union County Courthouse is at 309 West Market Street in Jonesboro.
Local detail: Union County is in Illinois's First Judicial Circuit and Fifth Appellate District.
Local detail: The official First Judicial Circuit page lists Keri E. Clark as Union County Circuit Clerk, with the office at 309 West Market Street, Room 108, Jonesboro.
Local detail: The Union County courthouse directory lists phone number 618-833-8114 and the county court disability coordinator as Keri Clark.

What is specific about this local guide

Local detail: The Union County Courthouse is at 309 West Market Street in Jonesboro.
Local detail: Union County is in Illinois's First Judicial Circuit and Fifth Appellate District.
Local detail: The official First Judicial Circuit page lists Keri E. Clark as Union County Circuit Clerk, with the office at 309 West Market Street, Room 108, Jonesboro.

Where is the Union County Courthouse?

For Union County, start with Official Illinois Courts courthouse address, circuit, and court contact and Official First Judicial Circuit judges, Circuit Clerk, State's Attorney, and probation contacts, then confirm the filing court or creating agency. Where is the Union County Courthouse depends on the record type and jurisdiction. The county government website was accessible as an official URL but did not expose detailed sheriff or jail information in the reviewed search results.

Which judicial circuit serves Union County?

For Union County, start with Official Illinois Courts courthouse address, circuit, and court contact and Official First Judicial Circuit judges, Circuit Clerk, State's Attorney, and probation contacts, then confirm the filing court or creating agency. Which judicial circuit serves Union County depends on the record type and jurisdiction. The county government website was accessible as an official URL but did not expose detailed sheriff or jail information in the reviewed search results.

How do I contact the Union County Circuit Clerk?

For Union County, start with Official Illinois Courts courthouse address, circuit, and court contact and Official First Judicial Circuit judges, Circuit Clerk, State's Attorney, and probation contacts, then confirm the filing court or creating agency. How do I contact the Union County Circuit Clerk depends on the record type and jurisdiction. The county government website was accessible as an official URL but did not expose detailed sheriff or jail information in the reviewed search results.

How can I request Union County court records?

For Union County, start with Official Illinois Courts courthouse address, circuit, and court contact and Official First Judicial Circuit judges, Circuit Clerk, State's Attorney, and probation contacts, then confirm the filing court or creating agency. How can I request Union County court records depends on the record type and jurisdiction. The county government website was accessible as an official URL but did not expose detailed sheriff or jail information in the reviewed search results.

How can I confirm local jail or custody information?

For Union County, start with Official Illinois Courts courthouse address, circuit, and court contact and Official First Judicial Circuit judges, Circuit Clerk, State's Attorney, and probation contacts, then confirm the filing court or creating agency. How can I confirm local jail or custody information depends on the record type and jurisdiction. The county government website was accessible as an official URL but did not expose detailed sheriff or jail information in the reviewed search results.

How do county and municipal law-enforcement services differ?

For Union County, start with Official Illinois Courts courthouse address, circuit, and court contact and Official First Judicial Circuit judges, Circuit Clerk, State's Attorney, and probation contacts, then confirm the filing court or creating agency. How do county and municipal law-enforcement services differ depends on the record type and jurisdiction. The county government website was accessible as an official URL but did not expose detailed sheriff or jail information in the reviewed search results.

Union County criminal and court records

Start with Official Illinois Courts courthouse address, circuit, and court contact for the official Union County court path. County: Union County government and constitutional offices are based in Jonesboro. Court: The county is served by the Illinois First Judicial Circuit; the Circuit Clerk maintains local court administration and records.

Municipal courts and nearby local records

Municipal and local court coverage is separate from the county trial-court path. Custody: A current official Union County jail or sheriff custody page was not confirmed in the sources reviewed; custody information should be obtained directly from the county sheriff or jail. Municipal: Municipal police and local-government services may operate separately within Union County communities; a complete municipal boundary map was not confirmed.

Union County jail and custody information

The current county jail or detention path still requires local confirmation. The county government website was accessible as an official URL but did not expose detailed sheriff or jail information in the reviewed search results.

Police and incident records

Request a police or incident record from the sheriff or municipal police agency that created it. The official court sources provide court contacts and jurisdiction but not a complete live case or custody database.

Illinois statewide record sources

Statewide Illinois sources are separate from Union County local records. Do not treat a statewide search as a complete county docket, jail roster, or police-record database.

Cities and local search areas

The relevant local courts and agencies may serve different incorporated municipalities, so confirm the filing locality before relying on a record.

Nearby Illinois county pages

No adjacent county guide is live yet.

Nearby county links will be added after the neighboring pages pass the same source and content review.

Official Union County and Illinois record sources

For an official starting point, use Official Union County government website and county-office resources. Confirm current access rules, fees, contacts, and jurisdiction with the responsible agency.

Disclosure: criminal.com may earn a commission when you use the people-search tool on this page, which is powered by a third-party background-check service. Results are for personal knowledge only and may not be used for employment, housing, credit, tenant screening, or any other purpose covered by the Fair Credit Reporting Act. An arrest or booking record is not proof of guilt. This page is general information, not legal advice; for advice about a specific situation, consult an attorney.

Prefer an official source? For an official starting point, use Official Union County government website and county-office resources. Confirm current access rules, fees, contacts, and jurisdiction with the responsible agency.

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