The Broncos surged into the poll after an impressive performance at the Missouri Invitational, Dec. 3-5. Boise State set 13 school records at the meet, finishing second behind then-No. 25 Missouri. The Tigers sit at No. 28 in the updated rankings.
The poll, voted on by members of the College Swimming Coaches Association of America (CSCAA), is released once a month.
Boise State returns to competition Jan. 7, at No. 23 UCLA, and Jan. 9, at the San Diego Relays.