Marne, IA Crime Rate & Safety
Lower crime than 99% of major U.S. cities
Based on FBI UCR & local law enforcement data · Updated April 2026
Is Marne Safe?
Yes — Marne is extremely safe
One of the safest cities in the country, with crime rates significantly below the national average.
Marne has a crime rate that is 53% below the national average. Your chance of becoming a victim of violent crime is 1 in 488.
Crime Index Comparison
100 = national average. Calibrated to reflect actual crime severity.
Your Chance of Being a Victim
Violent Crime
1 in 488
chance per year
National average: 1 in 263
46% lower than national average
Property Crime
1 in 247
chance per year
National average: 1 in 55
78% lower than national average
Want to know the crime risk at your exact address?
Marne 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
|
48 | -52% | Low | |
|
Assault
|
57 | -43% | Low | |
|
Robbery
|
36 | -64% | Low | |
|
Rape
|
66 | -34% | Low | |
| Property Crime | ||||
|
Burglary
|
35 | -65% | Low | |
|
Larceny / Theft
|
11 | -89% | Low | |
|
Vehicle Theft
|
48 | -52% | Low | |
Violent vs Property Crime
Crime Index by Category
Marne Crime Map
Neighborhood-level crime heatmap. Click any area for details.
See the crime score for a specific address
Marne Crime by Zip Code
Explore crime data for specific Marne zip codes.
Marne Demographics & Context
Racial Demographics
Frequently Asked Questions
What is the crime rate in Marne, IA?
Marne, IA has a crime safety grade of A+ as of 2026. The overall crime rate is estimated to be 53% below the national average. Residents face approximately a 1 in 488 chance of being a victim of violent crime per year and a 1 in 247 chance for property crime. Marne has lower crime than 99% of major U.S. cities (population 50,000+).
Is Marne, IA safe to live in?
Marne 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 Marne is strongly recommended.
What is the violent crime rate in Marne?
The estimated violent crime rate in Marne is 205.1 per 100,000 residents, which is 46% lower than the national average. This means residents have roughly a 1 in 488 chance of becoming a violent crime victim each year. Key violent crime rates include: murder at 2.4 per 100K (52% below average); aggravated assault at 154.1 per 100K (43% below average); robbery at 26.4 per 100K (64% below average).
What is the property crime rate in Marne?
The estimated property crime rate in Marne is 404.9 per 100,000 residents, which is 78% lower than the national average. Residents have roughly a 1 in 247 chance of being a property crime victim per year. Key property crime rates include: burglary at 95.2 per 100K (65% below average); larceny/theft at 155.6 per 100K (89% below average); vehicle theft at 154.1 per 100K (52% below average).
How does Marne crime compare to the national average?
Marne's overall crime rate is 53% below the national average as of 2026. The biggest concern is rape (34% below average), while larceny/theft is 89% below average. Compared to other major U.S. cities, Marne has lower crime than 99% of them.
Is Marne safe to visit?
Marne is generally safe for visitors and tourists. Property crime (theft, vehicle break-ins) is 78% 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 Marne crime compare to the rest of Iowa?
Iowa as a whole has crime that is 14% above the national average. Marne's crime rate is 53% below the national average, making it safer the typical Iowa city.
What type of crime is most common in Marne?
Larceny/theft is the most common crime in Marne, with an estimated rate of 155.6 incidents per 100,000 residents. This is 89% below the national average for this crime type. Overall, property crime (405 per 100K) is more prevalent than violent crime (205 per 100K) in Marne, which is consistent with national trends.