Compared to the other cities in Michigan and cities in all other U.S. states, how safe is Monroe, MI? From the gauges displayed above, you will notice that Monroe, MI has been ranked safer than 20% of other cities in the state of Michigan. In addition, Monroe, MI is safer than 24% of cities in the entire United States. To achieve these results, all Michigan and United States cities were analyzed to determine how many locations had a lower crime rate than Monroe, MI. By studying this data, it was possible to determine that Monroe, MI is below average in safety when compared with other United States cities.