Compared to the other cities in Florida and cities in all other U.S. states, how safe is Lake Mary, FL? From the gauges displayed above, you will notice that Lake Mary, FL has been ranked safer than 60% of other cities in the state of Florida. In addition, Lake Mary, FL is safer than 40% of cities in the entire United States. To achieve these results, all Florida and United States cities were analyzed to determine how many locations had a lower crime rate than Lake Mary, FL. By studying this data, it was possible to determine that Lake Mary, FL is below average in safety when compared with other United States cities.