Marble Rock, 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 Marble Rock Safe?
Yes — Marble Rock is extremely safe
One of the safest cities in the country, with crime rates significantly below the national average.
Marble Rock has a crime rate that is 53% below the national average. Your chance of becoming a victim of violent crime is 1 in 529.
Crime Index Comparison
100 = national average. Calibrated to reflect actual crime severity.
Your Chance of Being a Victim
Violent Crime
1 in 529
chance per year
National average: 1 in 263
50% lower than national average
Property Crime
1 in 411
chance per year
National average: 1 in 55
87% lower than national average
Want to know the crime risk at your exact address?
Marble Rock 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
|
44 | -56% | Low | |
|
Assault
|
47 | -53% | Low | |
|
Robbery
|
54 | -46% | Low | |
|
Rape
|
65 | -35% | Low | |
| Property Crime | ||||
|
Burglary
|
50 | -50% | Low | |
|
Larceny / Theft
|
3 | -97% | Low | |
|
Vehicle Theft
|
22 | -78% | Low | |
Violent vs Property Crime
Crime Index by Category
Marble Rock Crime Map
Neighborhood-level crime heatmap. Click any area for details.
See the crime score for a specific address
Marble Rock Crime by Zip Code
Explore crime data for specific Marble Rock zip codes.
Marble Rock Demographics & Context
Racial Demographics
Frequently Asked Questions
What is the crime rate in Marble Rock, IA?
Marble Rock, 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 529 chance of being a victim of violent crime per year and a 1 in 411 chance for property crime. Marble Rock has lower crime than 99% of major U.S. cities (population 50,000+).
Is Marble Rock, IA safe to live in?
Marble Rock 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 Marble Rock is strongly recommended.
What is the violent crime rate in Marble Rock?
The estimated violent crime rate in Marble Rock is 189.0 per 100,000 residents, which is 50% lower than the national average. This means residents have roughly a 1 in 529 chance of becoming a violent crime victim each year. Key violent crime rates include: murder at 2.2 per 100K (56% below average); aggravated assault at 124.8 per 100K (53% below average); robbery at 40.0 per 100K (46% below average).
What is the property crime rate in Marble Rock?
The estimated property crime rate in Marble Rock is 243.6 per 100,000 residents, which is 87% lower than the national average. Residents have roughly a 1 in 411 chance of being a property crime victim per year. Key property crime rates include: burglary at 135.2 per 100K (50% below average); larceny/theft at 39.4 per 100K (97% below average); vehicle theft at 69.0 per 100K (78% below average).
How does Marble Rock crime compare to the national average?
Marble Rock's overall crime rate is 53% below the national average as of 2026. The biggest concern is rape (35% below average), while larceny/theft is 97% below average. Compared to other major U.S. cities, Marble Rock has lower crime than 99% of them.
Is Marble Rock safe to visit?
Marble Rock is generally safe for visitors and tourists. Property crime (theft, vehicle break-ins) is 87% 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 Marble Rock crime compare to the rest of Iowa?
Iowa as a whole has crime that is 14% above the national average. Marble Rock's crime rate is 53% below the national average, making it safer the typical Iowa city.
What type of crime is most common in Marble Rock?
Burglary is the most common crime in Marble Rock, with an estimated rate of 135.2 incidents per 100,000 residents. This is 50% below the national average for this crime type. Overall, property crime (244 per 100K) is more prevalent than violent crime (189 per 100K) in Marble Rock, which is consistent with national trends.