Columbia is located in Warren County, NJ. The population is 228.
There are 0 public schools in Columbia with an average Homefacts rating of NA. The total crime rate for Columbia is very low , and there are 2 registered sex offenders residing in the city. Unemployment in Columbia is moderate and the median home sales price is $0. Detailed and up-to-date Columbia property reports are available for any property address.
Cities near Columbia include Portland, Knowlton Township and Mount Bethel.