Marion County, IA Crime Statistics
Crime Overview
Marion County in IA is served by 2 law enforcement agencies. Over the past five years (2019-2024), the county recorded 509 violent crimes and 506 property crimes. The average violent crime rate stands at 33.5 per 100k residents, which is 68.4% below the national average. Property crime averages 63.8 per 100k, 61.0% below the national average. The most common offense was Property Crime, while Burglary had the lowest rate. Data is sourced from the FBI Crime Data Explorer and reflects totals from the most recent five-year period.
Violent Crimes
Violent Crime
Grade AAnnual Rate33.5 per 100k residents
National Avg: 106.2 per 100k
Total Incidents509 (2019-2023)
Homicide
Grade N/ANot enough data to calculate a meaningful rate.
Rape
Grade FAnnual Rate6.8 per 100k residents
National Avg: 3.5 per 100k
Total Incidents84 (2019-2023)
Robbery
Grade N/ANot enough data to calculate a meaningful rate.
Aggravated Assault
Grade N/AInsufficient data to calculate annual rate.
Property Crimes
Property Crime
Grade AAnnual Rate63.8 per 100k residents
National Avg: 163.6 per 100k
Total Incidents506 (2019-2023)
Burglary
Grade AAnnual Rate3.2 per 100k residents
National Avg: 24.0 per 100k
Total Incidents107 (2019-2023)
Larceny
Grade AAnnual Rate47.4 per 100k residents
National Avg: 116.4 per 100k
Total Incidents347 (2019-2023)
Motor Vehicle Theft
Grade AAnnual Rate13.2 per 100k residents
National Avg: 22.2 per 100k
Total Incidents52 (2019-2023)
Summary Table
| Crime Type | Annual Rate (per 100k residents) | Grade | Total Incidents (2019-2023) | National Avg | % Difference |
|---|---|---|---|---|---|
| Violent Crime | 33.5 | A | 509 | 106.2 | -68.4% |
| Property Crime | 63.8 | A | 506 | 163.6 | -61.0% |
| Homicide | 0.0 | A | 1 | 0.5 | -100.0% |
| Rape | 6.8 | F | 84 | 3.5 | +91.3% |
| Robbery | 0.0 | A | 1 | 5.8 | -100.0% |
| Aggravated Assault | 0.0 | A | 136 | 22.3 | -100.0% |
| Burglary | 3.2 | A | 107 | 24.0 | -86.6% |
| Larceny | 47.4 | A | 347 | 116.4 | -59.3% |
| Motor Vehicle Theft | 13.2 | A | 52 | 22.2 | -40.4% |
Crime Trends
Agencies
Marion County Sheriff's Office
Knoxville Police Department
Knoxville, IA