Compared to the other cities in Washington and cities in all other U.S. states, how safe is Monroe, WA? From the gauges displayed above, you will notice that Monroe, WA has been ranked safer than 23% of other cities in the state of Washington. In addition, Monroe, WA is safer than 22% of cities in the entire United States. To achieve these results, all Washington and United States cities were analyzed to determine how many locations had a lower crime rate than Monroe, WA. By studying this data, it was possible to determine that Monroe, WA is below average in safety when compared with other United States cities.