What are the odds that you'll be safer in Manville, NJ compared to other areas of New Jersey, as well as the rest of America? In the included graphs, it's depicted that Manville, NJ safer than 31% when compared to other New Jersey cities, and 53% compared to all other cities across America. These statistics are derived from a closer look at each city's crime rate in New Jersey, as well as the rest of the US. It is then determined which cities see less crime than Manville, NJ. At this time, Manville, NJ sees a above average rate of crime in comparison to other United States cities.