Trying to locate HOA management companies in Sioux Falls? The largest city in South Dakota, Sioux Falls is called home by more than 153,000 people. It is the seat of Minnehaha County in eastern South Dakota, but reaches into Lincoln County as well. Sioux Falls is located in the Great Plains on the shores of the Big Sioux River. Interstate 90 and Interstate 29 converge in Sioux Falls. The city’s economy is varied, but mostly comprised of service industries such as healthcare and financial services. Visit the Sioux Falls website for more information on this great city. Feel free to search our directory of HOA management companies in Sioux Falls.