North Sioux City is located in South Dakota. North Sioux City, South Dakota has a population of 2,693. North Sioux City is more family-centric than the surrounding county with 38.57% of the households containing married families with children. The county average for households married with children is 33.88%.
The median household income in North Sioux City, South Dakota is $52,417. The median household income for the surrounding county is $65,434 compared to the national median of $57,652. The median age of people living in North Sioux City is 37.5 years.
The average high temperature in July is 85.2 degrees, with an average low temperature in January of 9 degrees. The average rainfall is approximately 28.8 inches per year, with 32.1 inches of snow per year.