The 2012 United States Olympic trials for track and field were held at Hayward Field in Eugene, Oregon. Organized by USA Track and Field, the ten-day competition lasted from June 21 until July 1 and served as the national championships in track and field for the United States.

The 2008 United States Olympic trials for track and field were held at Hayward Field in Eugene, Oregon. Organised by USA Track and Field, the ten-day competition lasted from June 27 until July 8 and served as the national championships in track and field for the United States.