Compared to the other cities in Tennessee and cities in all other U.S. states, how safe is Alcoa, TN? From the gauges displayed above, you will notice that Alcoa, TN has been ranked safer than 5% of other cities in the state of Tennessee. In addition, Alcoa, TN is safer than 3% of cities in the entire United States. To achieve these results, all Tennessee and United States cities were analyzed to determine how many locations had a lower crime rate than Alcoa, TN. By studying this data, it was possible to determine that Alcoa, TN is below average in safety when compared with other United States cities.