| | O'Fallon, IL | Boulder, CO | United States |
| | 12.7 | 13.5 | 22.7 |
| | 27.8 | 40.9 | 35.4 |
The Crime Indices range from 1 (low crime) to 100 (high crime). Our crime rates are based on FBI data.
YOU SHOULD KNOW
Violent crime is composed of four offenses: murder and nonnegligent manslaughter, forcible rape, robbery, and aggravated assault.
Property crime includes the offenses of burglary, larceny-theft, motor vehicle theft, and arson. The object of the theft-type offenses is the taking of money or property, but there is no force or threat of force against the victims.
| Cities with the Least Crime Near O'Fallon, Illinois | Crime Index |
| Floraville, IL | |
| Moro, IL | |
| Lake St. Clair, MO | |
| Raintree Plantation, MO | |
| St. George, MO | |
| Bellerive Acres, MO | |
| Briarwood Estates, MO | |
| Cave, MO | |
| Charmwood, MO | |
| Prairietown, IL | |
Reviews for O'fallon 
3 Reviews
We are a family who moves every 3 years! This has been our favorite so far. It is easy to become a part of the community. There is always something going on for kids More
The quality of education is excellent. My oldest son has ADHD and the elementary school he attends makes every provision necessary to make his education More
The quality of education is excellent. My oldest son has ADHD and the elementary school he attends makes whatever provisions are necessary to insure the highest quality More
Start Your Review of O'fallon
Outside of the university, Boulder had a very distinctive "wealthy hippy" feel. A lot of alternative medicine and a matching ethos. This is changing some among my More
We moved here from Texas about 4 years ago and love it here! The amazing sense of community and high regard for the environment are two of the main reasons we love More
Most people do much worse than Boulder. I'm the most critical person I've ever met who is never happy or satisfied -- so that's a pretty huge compliment. More
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