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Southern Illinois

Johnson CountyCrime Statistics

County seat: Vienna Pop. 12,582 Circuit 1 Court
Stablevs. prior 2-year avgRank #50 of 102 IL Counties
69SAFETY SCOREC+Safety Grade
Total Crime Rate
1,560
per 100k residents
Violent Crime Rate
172
11% of total crime
Property Crime Rate
1,388
89% of total crime
Safety Score
69
out of 100 (higher = safer)

Crime Breakdown — Johnson County

Total1,560Property1,388Violent172
1,560
Total / 100k
1,388
Property / 100k
172
Violent / 100k

Rates per 100,000 residents. Source: FBI UCR 2022 / Illinois State Police.

Crime Category Breakdown

Aggravated Assault
89/100k
Violent
Robbery
48/100k
Violent
Rape / Sexual Assault
24/100k
Violent
Murder / Manslaughter
10/100k
Violent
Larceny / Theft
861/100k
Property
Burglary
333/100k
Property
Motor Vehicle Theft
194/100k
Property

Category breakdown estimated from FBI UCR Part I crime distribution ratios for Illinois counties of similar size and profile.

Circuit Court Information

Court Name
Johnson County Circuit Court
Circuit Number
Illinois 1st Judicial Circuit
County Seat
Vienna, Illinois
Jurisdiction
Johnson County

Safety Context

Johnson County ranks #50 out of 102 Illinois counties for overall safety, earning a safety grade of C+ based on FBI UCR crime data.

The county's total crime rate of 1,560 per 100,000 residents is near the Illinois statewide average. Violent crime accounts for approximately 11% of all reported offenses.

Crime trends in Johnson County are currently stable, holding steady relative to the prior two-year average.

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Emergency Contacts

Emergency: 911
ISP Non-Emergency: 1-800-252-2121

Data Note: Crime statistics sourced from FBI UCR 2022 and Illinois State Police annual reports. Rates are per 100,000 residents (2022 ACS estimates). Category breakdowns are estimated from FBI UCR Part I distribution ratios. Safety grades are IllinoisCrime.com editorial ratings — not official government rankings. Circuit court data from illinoiscourts.gov.