North Sioux City is located in Union County, SD. The population is 2,505, making North Sioux City the largest city in Union County.
There are 4 public schools in North Sioux City with an average Homefacts rating of B. The total crime rate for North Sioux City is very low , and there are 0 registered sex offenders residing in the city. Unemployment in North Sioux City is low and the median home sales price is $0. Detailed and up-to-date North Sioux City property reports are available for any property address.
Cities near North Sioux City include Big Sioux Township, Dakota Dunes and Jefferson Township.