The table above provides a full overview of all reported crimes in Northfield, IL for the year. The sum of recorded criminal acts in Northfield, IL is displayed; for comparisons, each offense is also shown in regards to the amount of offenses per 100,000 people. Along with this, they are separated into multiple categories: violent crimes and property crimes. The crime data reveals that the overall Northfield, IL crime rates are 71% lower than in comparison to the Illinois mean and are 74% lower than the nation's mean. In regards to violent offenses, Northfield, IL has a rate that is 100% lower than the Illinois average; compared to the United States, it is 100% lower than. Looking at crimes involving property, Northfield, IL is 64% lower than its state's mean, and 70% lower than the country's average.