| 1) | Jones, Justin | Claremont-Mudd-Scripps | 1:52.67 (03/29-03/30) | 1:53.16 (04/26) | 1:53.30 (05/04) | 1:53.60 (05/12) | 1:55.51 (03/02) | 1:55.69 (04/06) | 1:56.07 (03/29-03/30) | 1:57.14 (04/26) |
| 2) | Nisky, Dylan | Colby | 1:52.67 (05/09-05/11) | 1:53.18 (04/27) | 1:53.51 (05/16-05/17) | 1:53.58 (05/02-05/04) | 1:54.29 (04/13) | 1:55.02 (04/20) | 1:55.16 (03/30) |