Venues
| Year | Location | Dates | Notes |
|---|---|---|---|
| 1920 | Alameda, California (Western) Manhattan Beach, New York (women's final) Chicago, Illinois (men's final) |
western: June 26+27 final (women): July 10 final (men): July 10+11 |
|
| 1924 | Indianapolis, Indiana | ||
| 1928 | Iowa City, Iowa (Midwestern tryouts) Philadelphia, Pennsylvania (NCAA tryouts) Detroit, Michigan (men's Final tryouts) Rockaway Playland Pool (women's Final tryouts) |
Midwest: February 10+11 NCAA: March 30+31 final (men): June 22-24 final (women): July 1+2 |
|
| 1932 | Cincinnati, Ohio (men's) Long Island, New York (women's) |
men: July 13-16 women: July 15+16 |
|
| 1936 | Providence, Rhode Island (men's) Astoria, New York (women's) |
men: July 10-12 women: July 11+12 |
|
| 1948 | Detroit, Michigan | July 8-11 | |
| 1952 | Flushing, New York (men's) Indianapolis, Indiana (women's) |
July 4-6 | |
| 1956 | Detroit, Michigan | August 7-10 | |
| 1960 | Detroit, Michigan | August 2-5 | |
| 1964 | Astoria, New York | August 29-September 3 | |
| 1968 | Long Beach, California (men's) Los Angeles, California (women's) |
men: August 30-September 3 women: August 24-28 |
|
| 1972 | Portage Park, Chicago, Illinois | August 2-6 | |
| 1976 | Long Beach, California | June 16-21 | |
| 1980 | Irvine, California | July 29-August 2 | |
| 1984 | Indianapolis, Indiana | June 25-30 | |
| 1988 | Austin, Texas | August 8-13 | |
| 1992 | Indianapolis, Indiana | March 1-7 | US Spring Nationals |
| 1996 | Indianapolis, Indiana | March 6-12 | |
| 2000 | Indianapolis, Indiana | August 9-16 | |
| 2004 | Long Beach, California | July 7-14 | |
| 2008 | Omaha, Nebraska | June 29-July 6 | winners considered national champions |
| 2012 | Omaha, Nebraska | June 25-July 2 |
Read more about this topic: United States Olympic Trials (swimming)