Big Arm, MT Crime Rate & Safety
Higher crime than 71% of major U.S. cities
Based on FBI UCR & local law enforcement data · Updated April 2026
Is Big Arm Safe?
It's average — crime is at the national average
Crime rates are comparable to the national average. Being aware of your surroundings is advisable.
Big Arm has a crime rate that is 7% above the national average. Your chance of becoming a victim of violent crime is 1 in 267.
Crime Index Comparison
100 = national average. Calibrated to reflect actual crime severity.
Your Chance of Being a Victim
Violent Crime
1 in 267
chance per year
National average: 1 in 263
2% lower than national average
Property Crime
1 in 122
chance per year
National average: 1 in 55
55% lower than national average
Want to know the crime risk at your exact address?
Big Arm 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
|
89 | -11% | Average | |
|
Assault
|
106 | +6% | Average | |
|
Robbery
|
79 | -21% | Low | |
|
Rape
|
85 | -15% | Average | |
| Property Crime | ||||
|
Burglary
|
96 | -4% | Average | |
|
Larceny / Theft
|
26 | -74% | Low | |
|
Vehicle Theft
|
63 | -37% | Low | |
Violent vs Property Crime
Crime Index by Category
Big Arm Crime Map
Neighborhood-level crime heatmap. Click any area for details.
See the crime score for a specific address
Big Arm Crime by Zip Code
Explore crime data for specific Big Arm zip codes.
Big Arm Demographics & Context
Racial Demographics
Frequently Asked Questions
What is the crime rate in Big Arm, MT?
Big Arm, MT has a crime safety grade of C as of 2026. The overall crime rate is estimated to be 7% above the national average. Residents face approximately a 1 in 267 chance of being a victim of violent crime per year and a 1 in 122 chance for property crime. Big Arm has higher crime than 71% of major U.S. cities (population 50,000+).
Is Big Arm, MT safe to live in?
Big Arm has a moderate level of crime with a safety grade of C. However, safety varies significantly by neighborhood. Researching specific neighborhoods before moving to or visiting Big Arm is strongly recommended.
What is the violent crime rate in Big Arm?
The estimated violent crime rate in Big Arm is 374.8 per 100,000 residents, which is 2% lower than the national average. This means residents have roughly a 1 in 267 chance of becoming a violent crime victim each year. Key violent crime rates include: murder at 4.4 per 100K (11% below average); aggravated assault at 283.9 per 100K (6% above average); robbery at 58.1 per 100K (21% below average).
What is the property crime rate in Big Arm?
The estimated property crime rate in Big Arm is 820.1 per 100,000 residents, which is 55% lower than the national average. Residents have roughly a 1 in 122 chance of being a property crime victim per year. Key property crime rates include: burglary at 257.8 per 100K (4% below average); larceny/theft at 360.7 per 100K (74% below average); vehicle theft at 201.6 per 100K (37% below average).
How does Big Arm crime compare to the national average?
Big Arm's overall crime rate is 7% above the national average as of 2026. The biggest concern is assault (6% above average), while larceny/theft is 74% below average. Compared to other major U.S. cities, Big Arm has higher crime than 71% of them.
Is Big Arm safe to visit?
Visitors to Big Arm should take standard urban precautions. Property crime (theft, vehicle break-ins) is 55% 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 Big Arm crime compare to the rest of Montana?
Montana as a whole has crime that is 23% above the national average. Big Arm's crime rate is 7% above the national average, which is roughly in line with the state's overall rate.
What type of crime is most common in Big Arm?
Larceny/theft is the most common crime in Big Arm, with an estimated rate of 360.7 incidents per 100,000 residents. This is 74% below the national average for this crime type. Overall, property crime (820 per 100K) is more prevalent than violent crime (375 per 100K) in Big Arm, which is consistent with national trends.