Compared to the other cities in Illinois and cities in all other U.S. states, how safe is Campton Hills, IL? From the gauges displayed above, you will notice that Campton Hills, IL has been ranked safer than 96% of other cities in the state of Illinois. In addition, Campton Hills, IL is safer than 97% of cities in the entire United States. To achieve these results, all Illinois and United States cities were analyzed to determine how many locations had a lower crime rate than Campton Hills, IL. By studying this data, it was possible to determine that Campton Hills, IL is above average in safety when compared with other United States cities.