NCASB Boys Records – Meters
| Distance (M) | Event | School | Name | Year | Time |
| 200 | Medley Relay | Wisconsin | Krance, Costello, Bonikowski, Klenz | 1992 | 2:20.67 |
| 200 | Freestyle | Wisconsin | John Friedrich | 1987 | 2:22.79 |
| 200 | Individual Medley | Illinois | Carey Brooks | 1994 | 2:34.15 |
| 50 | Freestyle | Illinois | Carey Brooks | 1993 | :27.03 |
| 100 | Butterfly | Wisconsin | John Friedrich | 1988 | 1:10.43 |
| 100 | Freestyle | Illinois | Carey Brooks | 1994 | 1:00.36 |
| 400 | Freestyle | Wisconsin | John Friedrich | 1987 | 5:05.95 |
| 500* | Freestyle | Indiana | Evan Steiner | 2003 | 6:42.70 |
| 200 | Freestyle Relay | Ohio | Leiterman, Squibb, Rust, Pfaltzgraff | 1995 | 2:15.42 |
| 100 | Backstroke | Wisconsin | John Friedrich | 1988 | 1:11.17 |
| 100 | Breaststroke | Illinois | Carey Brooks | 1994 | 1:20.31 |
| 400 | Freestyle Relay | Wisconsin | Hogans, Gibbs, Rezutek, Hudson | 1983 | 4:44.07 |
| 400 | Freestyle Co-ed Relay | Iowa | Hill, Smith, Norris, Gearhart | 2005 | 6:54.38 |
* 400 Meter Freestyle was replaced by the 500 Meter Freestyle
*400 Meter Freestyle Co-Ed was replaced with the 200 Meter Freestyle Co-Ed
NCASB Boys Records – Yards
| Distance | Event | School | Name | Year | Time |
| 200 | Medley Relay | Wisconsin | Klenz, Krance, Costello, Brown | 1992 | 2:07.09 |
| 200 | Freestyle | Wisconsin | John Friedrich | 1988 | 2:00.50 |
| 200 | Individual Medley | Illinois | Carey Brooks | 1994 | 2:16.20 |
| 50 | Freestyle | Kentucky | Mac Keaton | 1988 | :24.93 |
| 100 | Butterfly | Illinois | Carey Brooks | 1992 | 1:01.47 |
| 100 | Freestyle | Wisconsin | John Friedrich | 1988 | :53.10 |
| 500* | Freestyle | Wisconsin | John Friedrich | 1988 | 5:16.40 |
| 200 | Freestyle Relay | Missouri | Corbin, Dobbs, E. Thomas, J. Thomas | 1993 | 1:52.65 |
| 200 | Freestyle Co-Ed Relay | Iowa | Johanns, Hughes, Berglund, Gillaspie | 2013 | 2:52.03 |
| 100 | Backstroke | Wisconsin | John Friedrich | 1988 | 1:06.50 |
| 100 | Breaststroke | Illinois | Carey Brooks | 1994 | 1:11.65 |
| 400 | Freestyle Relay | Wisconsin | Costello, Brown, Klenz, Krance | 1992 | 4:06.74 |
| 400 | Freestyle Co-ed Relay | Indiana | Steiner, Nicola, Baugh, Oklak | 2004 | 5:24.35 |
| 200 | Freestyle Co-ed Relay | Iowa | Berglund, Hughes, Sheridan, Morgan | 2012 | 2:42.38 |
* 400 Yard Freestyle was replaced by the 500 Yard Freestyle
*400 Yard Freestyle Co-Ed was replaced with the 200 Yard Freestyle Co-Ed
