| Statistic | Reportedincidents | /100k people | St. Charles/100k people | Illinois/100k people | National/100k people |
| Total crime | 376 | n/a (estimate) | 1,156 | 2,004 | 2,119 |
| Murder | 1 | n/a | 3.1 | 5.8 | 5.0 |
| Rape | 13 | n/a | 40.0 | 46.9 | 37.5 |
| Robbery | 2 | n/a | 6.1 | 90.2 | 60.6 |
| Assault | 14 | n/a | 43.0 | 146.3 | 256.1 |
| Violent crime | 30 | n/a (estimate) | 92 | 289 | 359 |
| Burglary | 42 | n/a | 129.1 | 290.5 | 229.2 |
| Theft | 298 | n/a | 916.1 | 1,134.4 | 1,272.1 |
| Vehicle theft | 6 | n/a | 18.4 | 290.4 | 258.8 |
| Property crime | 346 | n/a (estimate) | 1,064 | 1,715 | 1,760 |

Crime is typically categorized into two main types: violent and property crimes. Violent crimes encompass offenses such as murder, rape, robbery, and assault, while property crimes include burglary, theft, and vehicle theft. Based on the most recent report, the St. Charles crime rate is lower than the national average by 45.5%. Specifically, there were 30 violent crimes in St. Charles, equivalent to 92 per 100,000 individuals, lower than the national average by 74.3%. Furthermore, St. Charles recorded 346 property crimes, amounting to 1064 per 100,000 residents, which was lower than the average by 39.6%.
St. Charles shines as one of the safest cities in the United States, thanks to its remarkably low rate of only 92 violent incidents per 100,000 residents. This impressive safety record has made St. Charles an attractive choice for individuals seeking a secure and hospitable community to call home.
AreaVibes conducted surveys inquiring about the safety perception of St. Charles residents. Out of the respondents (25 in total), 92% expressed a strong sense of security, believing that crime rates in St. Charles were low, and they felt comfortable walking alone at night. Conversely, 8% held a contrasting viewpoint, expressing concerns about safety in the area and feeling uncomfortable walking alone during the nighttime hours.
To get a feel for the safety of living in St. Charles, it's essential to analyze both the overall crime rate and the daily incident count. St. Charles presents a total crime rate that is 45% lower than the national average per 100,000 residents. Consequently, St. Charles experiences an average of 1.03 daily crimes, comprising 0.08 violent incidents and 0.95 property-related offenses. This evaluation offers a comprehensive understanding of the safety landscape, aiding individuals in making informed decisions when considering relocation.
Year-over-year crime rates in St. Charles has increased by 49.8% in the last reported crime report. Comparing crime rates from one year to another offers some insight into whether or not St. Charles is becoming a safer or more dangerous place to live. Crime rates are categorized by violent and property crime. Year-over-year violent crime has decreased by 30.2%, while property crime has increased by 66.4%. This analysis equips individuals with crucial information for making informed decisions about living in St. Charles.
The educational level achieved in any given city can influence crime rates significantly. Greater educational achievement is frequently associated with decreased crime rates, as it offers individuals improved job prospects and alternatives to engaging in crime related activities. Conversely, lower educational attainment rates tend to coincide with elevated crime rates. In St. Charles, 91.6% of residents have successfully graduated from high school, in contrast to the national average where 83% have achieved high school graduation.
Escalating cost of living expenses, encompassing exorbitant housing costs, grocery and healthcare expenditures, can induce financial strain on individuals and families, particularly those with limited financial resources. Such economic stress may propel individuals towards criminal activities, including theft or burglary, as a means of addressing their financial hardships. Conversely, cities characterized by a lower cost of living may alleviate economic pressures, potentially resulting in a reduced crime rate. In St. Charles, the cost of living is 16.21% higher than the national average, reflecting a more affordable economic environment that could contribute to a decrease in crime levels.
In cities grappling with housing affordability challenges, crime can emerge as a prominent issue. Certain individuals and families may find themselves needing to reside in cramped or subpar housing conditions, elevating stress levels and potentially fueling domestic conflicts and associated criminal incidents. St. Charles has a median home price of $550,665, deviating from the national average of $326,622. Large disparities in housing costs can significantly impact the well-being of residents and the prevalence of crime within the community.

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| Item | St. Charles | Illinois | National |
| Law enforcement employees (officers & civilians) | 59 | 30,690 | 558,732 |
| Police officers & civilians /1000 residents | 1.8 | 2.6 | 3.3 |
| State | Total offenders | Illinois /100K | National /100K |
| Illinois | 32,213 | 263 | 266 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Campton Hills, IL | 11,243 | 9 | 46 | 56 |
| Wayne, IL | 2,558 | 0 | 89 | 89 |
| Pingree Grove, IL | 9,076 | 9 | 158 | 167 |
| Gilberts, IL | 8,116 | 34 | 213 | 247 |
| Lily Lake, IL | 1,360 | 41 | 241 | 281 |
| Prestbury, IL | 2,025 | 41 | 241 | 281 |
| Sleepy Hollow, IL | 3,351 | 0 | 289 | 289 |
| St. Charles, IL | 33,452 | 92 | 1,064 | 1,156 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| La Verne, CA | 33,460 | 197 | 2,388 | 2,586 |
| Laramie, WY | 33,442 | 130 | 1,164 | 1,293 |
| Pekin, IL | 33,468 | 395 | 2,346 | 2,741 |
| College Park, MD | 33,475 | 489 | 2,387 | 2,876 |
| Rome, NY | 33,399 | 238 | 2,055 | 2,293 |
| St. Charles, IL | 33,452 | 92 | 1,064 | 1,156 |