The Homestead Acts were several laws in the United States by which an applicant could acquire ownership of government land or the public domain, typically called a homestead. In all, more than 160 million acres (650 thousand km2; 250 thousand sq mi) of public land, or nearly 10 percent of the total area of the United States, was given away free to 1.6 million homesteaders; most of the homesteads were west of the Mississippi River.