Compared to the other cities in New Jersey and cities in all other U.S. states, how safe is Linden, NJ? From the gauges displayed above, you will notice that Linden, NJ has been ranked safer than 15% of other cities in the state of New Jersey. In addition, Linden, NJ is safer than 34% of cities in the entire United States. To achieve these results, all New Jersey and United States cities were analyzed to determine how many locations had a lower crime rate than Linden, NJ. By studying this data, it was possible to determine that Linden, NJ is below average in safety when compared with other United States cities.