| Statistic | Reportedincidents | /100k people | Grafton/100k people | Illinois/100k people | National/100k people |
| Total crime | 10 | n/a (estimate) | 1,230 | 2,004 | 2,119 |
| Murder | 0 | n/a | 0.0 | 5.8 | 5.0 |
| Rape | 0 | n/a | 0.0 | 46.9 | 37.5 |
| Robbery | 0 | n/a | 0.0 | 90.2 | 60.6 |
| Assault | 0 | n/a | 0.0 | 146.3 | 256.1 |
| Violent crime | 0 | n/a (estimate) | 0 | 289 | 359 |
| Burglary | 3 | n/a | 369.0 | 290.5 | 229.2 |
| Theft | 6 | n/a | 738.0 | 1,134.4 | 1,272.1 |
| Vehicle theft | 1 | n/a | 123.0 | 290.4 | 258.8 |
| Property crime | 10 | n/a (estimate) | 1,230 | 1,715 | 1,760 |

Crime can be categorized into two primary types: violent and property crimes. Violent crimes encompass offenses such as murder, rape, robbery, and assault, whereas property crimes involve acts like burglary, theft, and vehicle theft. The overall crime rate in Grafton is 42% lower than the national average. Specifically, there were 0 violent crimes reported in Grafton, equivalent to 0 per 100,000 residents, which is lower than the national average by 100%. Additionally, Grafton recorded 10 property crimes, amounting to 1230 per 100,000 people, lower than the national average by 30.1%.
Grafton proudly boasts an impeccable safety record with no reported instances of violent crime. This remarkable accomplishment reflects the city's dedication to fostering a secure environment for its residents and visitors. In an age where safety is so important, Grafton shines as a beacon of tranquility. This absence of violent crime not only solidifies its reputation as a desirable place to live and visit but also provides a profound sense of security for all residents.
In the latest reported crime year, Grafton recorded zero homicides. This statistic potentially positions the city as a paragon of security, radiating a profound sense of safety for its residents. A low number of severe violent crimes instills a deep feeling of well-being among its community but also establishes a lofty benchmark for other locales aspiring to foster equally secure environments.
To determine if Grafton is a safe place to live, let's take a look at the overall crime rate of the area, as well as the number of daily crimes. Grafton has a total crime rate that is 42% lower than the national average per 100,000 residents. This results in a total of 0.03 daily crimes (0 violent daily crimes and 0.03 daily property crimes) in Grafton.
In the most recent crime report, year-over-year crime rates in Grafton has decreased by 41.2%. Examining the change in crime rates from one year to the next provides valuable insights into the evolving safety landscape of Grafton, aiding residents in assessing whether it is becoming a safer or more dangerous place to live. These crime rates are categorized into two primary groups: violent and property crimes. Year-over-year, violent crime has decreased by 100%, while property crime has decreased by 28.6%. This comprehensive analysis offers potential residents essential information for making informed decisions about whether or not Grafton is a safe place to live.
Grafton has a population density of 185.9 people per square mile, contrasting with the national average of 90.6 people per square mile. High population density cities are often large urban hubs teeming with diverse economic opportunities. Within these environments, income disparities can become pronounced, leading to higher poverty levels. This economic divide may contribute to an uptick in property crimes and, occasionally, violent crimes. In contrast, areas characterized by low population density typically exhibit lower Grafton crime rates.
The level of education within a community can impact crime rates. Higher educational attainment often correlates with lower crime rates, as it provides individuals with better job opportunities and alternatives to criminal behavior. While lower educational achievement rates tend to lead to higher crime rates. In Grafton, 87% of people have completed high school, while 83% of people have completed high school nationally.
High rent costs can create economic stress for individuals and families, particularly those with limited financial resources. When a significant portion of one's income is spent on housing, there may be less money available for other essential needs such as food, healthcare and education. Economic stress can contribute to desperation and potentially lead individuals to engage in criminal activities, such as theft or fraud, as a means of financial survival. Average rent rates in Grafton are $886, compared to a national average of $1,444 per month.

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| Item | Grafton | Illinois | National |
| Law enforcement employees (officers & civilians) | 3 | 30,690 | 558,732 |
| Police officers & civilians /1000 residents | 4.5 | 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 |
| O'Fallon, MO | 90,020 | 59 | 479 | 538 |
| Calverton Park, MO | 1,465 | 189 | 794 | 983 |
| St. Charles, MO | 72,409 | 134 | 887 | 1,022 |
| St. Peters, MO | 59,202 | 207 | 1,058 | 1,265 |
| Old Jamestown, MO | 20,034 | 323 | 1,356 | 1,679 |
| Jerseyville, IL | 8,030 | 85 | 1,626 | 1,711 |
| Godfrey, IL | 17,898 | 272 | 1,614 | 1,886 |
| Grafton, IL | 688 | 0 | 1,230 | 1,230 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Geyserville, CA | 688 | 215 | 921 | 1,136 |
| Palmyra, NE | 688 | 213 | 1,575 | 1,788 |
| Derby Line, VT | 688 | 272 | 2,020 | 2,292 |
| Bradford, IL | 688 | 414 | 2,455 | 2,868 |
| Caledonia, OH | 688 | 367 | 1,937 | 2,304 |
| Grafton, IL | 688 | 0 | 1,230 | 1,230 |