North and South Dakota Real Estate For Sale. Sagebrush Realty. Sagebrush Realty is an established real estate company that offers agricultural and recreational properties in North and South Dakota. We offer properties for sale both by private listing and public auction. For more information please contact Wayne Weishaar at 701-376-3109, Sarah Weishaar at(701)376-3582 or visit our website for all listings www.weishaarsales.com.