| American Men - Track |
| Distance |
Time |
Runner |
Year |
| 50 km |
2:52:47 |
Barney Klecker |
1981 |
| 50 miles |
5:21:21 |
Ken Moffitt |
1978 |
| 100km |
7:00:12 |
Bernd Heinrich |
1985 |
| 100 miles |
12:27.01 |
Bernd Heinrich |
1984 |
| 200 km |
16:55.12 |
Rae Clark |
1990 |
| Time |
Distance |
Runner |
Year |
| 24 hours |
165mi, 427y |
Rae Clark |
1990 |
| 48 hours |
243mi, 1089y |
Roy Pirrung |
1997 |
| 6 days |
577mi, 1100y |
Stu Mittleman |
1985 |
| American Women - Track |
| Distance |
Time |
Runner |
Year |
| 50 km |
3:20:23 |
Ann Trason |
1995 |
| 50 miles |
6:09:26 |
Donna Perkins |
1996 |
| 100 km |
7:50:08 |
Ann Trason |
1991 |
| 100 miles |
14:29:44 |
Ann Trason |
1989 |
| 200 km |
21:08:47 |
Sue Ellen Trapp |
1991 |
| Time |
Distance |
Runner |
Year |
| 24 hours |
136mi, 946y |
Sue Ellen Trapp |
1991 |
| 48 hours |
234mi, 1428y |
Sue Ellen Trapp |
1997 |
| 6 days |
487mi, 1585y |
Donna Hudson |
1987 |
|
|
