Marengo, IL Crime Rate & Safety
Lower crime than 84% of major U.S. cities
Based on FBI UCR & local law enforcement data · Updated April 2026
Is Marengo Safe?
Yes — Marengo is safe overall
A safe city with below-average crime, though safety varies by neighborhood.
Marengo has a crime rate that is 45% below the national average. Your chance of becoming a victim of violent crime is 1 in 432.
Crime Index Comparison
100 = national average. Calibrated to reflect actual crime severity.
Your Chance of Being a Victim
Violent Crime
1 in 432
chance per year
National average: 1 in 263
39% lower than national average
Property Crime
1 in 86
chance per year
National average: 1 in 55
36% lower than national average
Want to know the crime risk at your exact address?
Marengo Crime Breakdown
Estimated crime rates based on FBI UCR data, calibrated to city-level crime score.
| Crime Type | Index | vs National | Risk Level | |
|---|---|---|---|---|
| Violent Crime | ||||
|
Murder
|
58 | -42% | Low | |
|
Assault
|
58 | -42% | Low | |
|
Robbery
|
71 | -29% | Low | |
|
Rape
|
64 | -36% | Low | |
| Property Crime | ||||
|
Burglary
|
54 | -46% | Low | |
|
Larceny / Theft
|
60 | -40% | Low | |
|
Vehicle Theft
|
54 | -46% | Low | |
Violent vs Property Crime
Crime Index by Category
Marengo Crime Map
Neighborhood-level crime heatmap. Click any area for details.
See the crime score for a specific address
Marengo Crime by Zip Code
Explore crime data for specific Marengo zip codes.
Marengo Demographics & Context
Racial Demographics
Frequently Asked Questions
What is the crime rate in Marengo, IL?
Marengo, IL has a crime safety grade of A- as of 2026. The overall crime rate is estimated to be 45% below the national average. Residents face approximately a 1 in 432 chance of being a victim of violent crime per year and a 1 in 86 chance for property crime. Marengo has lower crime than 84% of major U.S. cities (population 50,000+).
Is Marengo, IL safe to live in?
Marengo is generally considered a safe place to live, earning a crime grade of A-. However, safety varies significantly by neighborhood. Researching specific neighborhoods before moving to or visiting Marengo is strongly recommended.
What is the violent crime rate in Marengo?
The estimated violent crime rate in Marengo is 231.3 per 100,000 residents, which is 39% lower than the national average. This means residents have roughly a 1 in 432 chance of becoming a violent crime victim each year. Key violent crime rates include: murder at 2.9 per 100K (42% below average); aggravated assault at 154.8 per 100K (42% below average); robbery at 52.2 per 100K (29% below average).
What is the property crime rate in Marengo?
The estimated property crime rate in Marengo is 1,164.6 per 100,000 residents, which is 36% lower than the national average. Residents have roughly a 1 in 86 chance of being a property crime victim per year. Key property crime rates include: burglary at 144.5 per 100K (46% below average); larceny/theft at 847.9 per 100K (40% below average); vehicle theft at 172.2 per 100K (46% below average).
How does Marengo crime compare to the national average?
Marengo's overall crime rate is 45% below the national average as of 2026. The biggest concern is robbery (29% below average), while burglary is 46% below average. Compared to other major U.S. cities, Marengo has lower crime than 84% of them.
Is Marengo safe to visit?
Marengo is generally safe for visitors and tourists. Property crime (theft, vehicle break-ins) is 36% below average, which is typically the main concern for tourists. Avoid leaving valuables in vehicles, stay aware of your surroundings in unfamiliar areas, and stick to well-traveled neighborhoods.
How does Marengo crime compare to the rest of Illinois?
Illinois as a whole has crime that is 3% above the national average. Marengo's crime rate is 45% below the national average, making it safer the typical Illinois city.
What type of crime is most common in Marengo?
Larceny/theft is the most common crime in Marengo, with an estimated rate of 847.9 incidents per 100,000 residents. This is 40% below the national average for this crime type. Overall, property crime (1,165 per 100K) is more prevalent than violent crime (231 per 100K) in Marengo, which is consistent with national trends.