Compared to the other cities in New Jersey and cities in all other U.S. states, how safe is Burlington, NJ? From the gauges displayed above, you will notice that Burlington, NJ has been ranked safer than 10% of other cities in the state of New Jersey. In addition, Burlington, NJ is safer than 23% 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 Burlington, NJ. By studying this data, it was possible to determine that Burlington, NJ is below average in safety when compared with other United States cities.