Dakota Dunes is an unincorporated community and census-designated place (CDP), master-planned residential and commercial development covering about 2,000 acres (8.1 km2) in Union County in the extreme southeast corner of the U.S. state of South Dakota.

Dakota Dunes is about five miles (8.0 km) west of downtown Sioux City, Iowa.

[6] Dakota Dunes has five main neighborhoods including the Country Club Estates, the Meadows, the Prairie, the Willows, and Upscale Apartment Living.

[citation needed] Dakota Dunes is owned and developed by Berkshire Hathaway Energy of Des Moines, Iowa, which unveiled plans for the community in 1988.

Dakota Dunes contains the studios of local television stations KPTH and KMEG, which were built between 1999 and 2000.