The Sioux City metropolitan statistical area, as defined by the United States Census Bureau, is an area consisting of five counties in three states – Iowa, Nebraska, and South Dakota, anchored by the city of Sioux City, Iowa. As of the 2010 census, the MSA had a population of 168,825 (though a 2017 estimate placed the population at 182,608). In the future, Wayne County would be considered by some people and politicians as an additional sixth county. Counties Woodbury County, Iowa Plymouth County, Iowa Dakota County, Nebraska Union County, South Dakota Dixon County, Nebraska Wayne County, Nebraska Communities Places with more than 80,000 inhabitants Sioux City, Iowa (Principal city) Places with 9,000 to 15,000 inhabitants South Sioux City, Nebraska Le Mars, Iowa Places with 1,000 to 5,000 inhabitants Akron, Iowa Beresford, South Dakota Dakota City, Nebraska Elk Point, South Dakota Kingsley, Iowa Moville, Iowa North Sioux City, South Dakota Ponca, Nebraska Remsen, Iowa Sergeant Bluff, Iowa Sloan, Iowa Wakefield, Nebraska Wayne, Nebraska Places with 500 to 1,000 inhabitants Alcester, South Dakota Anthon, Iowa Correctionville, Iowa Emerson, Nebraska Hinton, Iowa Homer, Nebraska Jefferson, South Dakota Lawton, Iowa Merrill, Iowa Places with less than 500 inhabitants Unincorporated places Alsen, South Dakota Altona, Nebraska Climbing Hill, Iowa Garryowen, South Dakota Nora, South Dakota Richland, South Dakota Seney, Iowa Spink, South Dakota Willis, Nebraska Townships Woodbury County, Iowa Dixon County, Nebraska Union County, South Dakota Demographics As of the census of 2000, there were 143,005 people, 53,586 households, and 36,735 families residing within the MSA. The racial makeup of the MSA was 87.40% White, 1.58% African American, 1.54% Native American, 2.31% Asian, 0.04% Pacific Islander, 5.19% from other races, and 1.93% from two or more races. Hispanic or Latino of any race were 10.17% of the population. The median income for a household in the MSA was $39,084, and the median income for a family was $45,638. Males had a median income of $30,799 versus $22,162 for females. The per capita income for the MSA was $18,650. The Sioux City Human Rights Commission is an impartial governmental agency that works to protect the rights of the diverse population who live and work in Sioux City. Combined statistical area The Sioux City–Vermillion combined statistical area (CSA) is made up of five counties in three states: Iowa, Nebraska, and South Dakota. The statistical area includes one metropolitan area and one micropolitan area. As of the 2000