Sioux FallsiHomefinder IDX products are now available to members of the REALTOR® Association of the Sioux Empire, Inc. Members have access to all iHomefinder IDX products to assist buyers and sellers in this area of eastern South Dakota, including Brandon, Tea, Madison, Luverne, and Sioux Falls, the largest city in South Dakota. Interested participants can visit our MLS® System information page for more details.