2006 — Indoor – ran collegiate-best mile (5:10.69) at Jack Johnson Classic… placed third in 800 meters (2:23.41) at Hawkeye Open… Outdoor – ran collegiate-best 1,500meters (4:49.05) at Tom Botts Invite… ran on distance medley relay that placed 12th (12:06.08) at Drake Relays… Cross Country- did not compete
2005 — Indoor – ran season-best mile (5:18.89) at Gold Country Classic… Outdoor – ran season-best 800 meters (2:26.16) at Musco Twilight VII… academic all-Big Ten… Cross Country – placed 74th at Big Ten Championships with a collegiate-best 24:21… placed 124th (24:44) at NCAA regional, 24th (11:20) at Hawkeye Invite and 84th (19:07) at Willamette Invite… academic all-Big Ten… letterwinner.
2003-04 — redshirted cross country and track.
High School — regional and conference cross country champion junior year… four-time cross country all-conference… two-time all-state in track, running on state champion 3,200-meter relay junior year… best times were 1:00.5 in 400 meters and 2:18 in 800 meters… four-year high honor roll student… National Honor Society member… cross country coach was Larry Bassett and track coach was Annette Schulte.
Personal — born May 21, 1985… daughter of Roger Billhardt and Linda Billhardt… elementary education major.
Billhardt’s Collegiate Bests
| Event | Time | Meet | Date |
| 800 Meters (I) | 2:23.41 | Hawkeye Open | 1/14/06 |
| 1500 Meters (O) | 4:49.05 | at Tom Botts Invite | 4/15/06 |
| Mile (I) | 5:10.69 | at Jack Johnson Classic | 1/21/06 |
| 5,000 Meters (CC) | 19:07 | at Willamette Invite | 10/1/05 |