Cost of living in Dakota Dunes, South Dakota

Dakota Dunes, South Dakota has about 3,936 people. That count is a 2020–2024 Census average, not a headcount from one day.

A typical home is worth about $565,600.

HUD's fair-market rent for a 2-bedroom in Union County is $1,194 a month. That is the county number, not an apartment listing in Dakota Dunes. It runs from October 2026 through September 2027.

In the Sioux City, IA-NE-SD metro area, prices sit at 86.5 when the U.S. average is 100. That is a 2024 BEA index.

South Dakota does not tax wages. A typical combined sales tax is 6.1% as of January 1, 2026. That mix is statewide, not Dakota Dunes's exact store tax.

In July 2026, a typical South Dakota home paid 15.37¢ per kilowatt-hour. That is a state average from EIA, not Dakota Dunes's bill.

EIA does not publish a South Dakota gasoline price. For the week of October 12, 2026, the Midwest (PADD 2) all-grades price was $4.237 a gallon. At 12,000 miles a year and 25 mpg, the index counts that as $2,033.76 a year. Those miles are our standard, not a Census figure, and every town in South Dakota shares this price.

Among 67 places we list in South Dakota with a rent figure, 5 have higher typical rent than Dakota Dunes.