O'Fallon police area, Illinois, United States: crime rate and Safety score
Safety 5 out of 10 Average crime
5/10 in United States · 4/10 in the world
Compared with 10324 places in the same country (10 = lowest crime). 767 places were left out of the comparison (incomplete figures or very few residents).
Weighted crime: 4,155 per 100,000 people (2025)
Figures are for the police agency that covers O'Fallon police area.
Crime by type, as recorded by FBI Crime Data Explorer (2025)
| Type | Count | Per 100,000 a year | All places this source covers |
|---|---|---|---|
| Homicide | |||
| Murder and non-negligent manslaughter | 2 | 6.2 | 4.2 |
| Sexual offences | |||
| Rape | 12 | 37.4 | 36 |
| Violence | |||
| Aggravated assault | 28 | 87.2 | 238.3 |
| FBI summary counts: only aggravated assault, not simple assault. | |||
| Robbery | |||
| Robbery | 3 | 9.3 | 50.4 |
| Theft and burglary | |||
| Burglary | 28 | 87.2 | 190.5 |
| Larceny-theft | 233 | 725.7 | 1,141 |
| Motor vehicle theft | 33 | 102.8 | 197.5 |
| Other | |||
| Arson | 2 | 6.2 | 9.1 |
Source: FBI Crime Data Explorer, updated 28 October 2026.
Recorded crime by type (2025)
| Homicide | 2 |
|---|---|
| Sexual offences | 12 |
| Violence | 28 |
| Robbery | 3 |
| Theft and burglary | 294 |
| Other | 2 |
Questions about crime in O'Fallon police area
- Is O'Fallon police area safe?
- O'Fallon police area: Safety 5 out of 10 (Average crime). Compared with 10324 places in the same country (10 = lowest crime). 767 places were left out of the comparison (incomplete figures or very few residents).
- What is the crime rate in O'Fallon police area?
- O'Fallon police area: Weighted crime: 4,155 per 100,000 people (2025).
- How many murders are there in O'Fallon police area?
- Recorded homicides in O'Fallon police area (2025): 2.
Other places nearby
Sheriffs of St. Clair County since 2010
O'Fallon: Mayor not loaded yet. St. Clair County: Sheriff Rick Watson (Democrat), last known (elected 2018), may have changed. Governor: JB Pritzker (Democrat)
Rick Watson · Democrat
from 2018
results after 2018 not loaded yet
Rick Watson · Republican
2014 – 2018
St. Clair County ▲ +65% · USA ▼ −9%
Offences reported to the FBI per 1,000 people, the year before the term vs its latest year
Mearl Justus · Democrat
2010 – 2014
St. Clair County ▼ −45% · USA ▼ −12%
Offences reported to the FBI per 1,000 people, the year before the term vs its latest year
In some cities an appointed manager or police chief, not the mayor, runs the police; in some counties the sheriff mainly runs the jail and the courts.
Mayors: Hilbig, Archived Campaign Websites of U.S. Mayoral Candidates (CC BY 4.0) and city sites. Sheriffs: Mavridis, US Sheriff Election Data (CC BY 4.0), MIT Election Data + Science Lab (CC0) and county election offices. Crime: FBI Crime Data Explorer.
