Texas White House was donated to US in 1972, but Lady Bird stayed until 2007

In 1972, former US President Lyndon B Johnson and his wife, Lady Bird Johnson, gave their ranch house and about 600 acres of land to the National Park Service for use as a national historic site. However, the couple retained a 'life estate', which allowed them to continue living at the property during their lifetimes.According to Seattle Times, the ranch, near Stonewall, Texas, became known as the 'Texas White House' during Johnson’s presidency. He used the property as a retreat from Washington and hosted foreign leaders and other important visitors there. It also became a place where he held meetings and spent time away from the White House.The main house did not immediately became open to the public. The Johnsons retained the right to use the home, and after Lyndon Johnson died in January 1973, Lady Bird Johnson continued to live there under the arrangement.