| Name | Grade | School | College |
|---|---|---|---|
| Andrew Chi | 9 | Terre Haute South | Harvard |
| Hui Dai | 12 | Indiana Academy | |
| Paul Ellis | 12 | Chesterton | U of Chicago |
| Jeff Felling | 11 | Terre Haute North | Purdue |
| Kris Grymonpre | 11 | Indianapolis Pike | MIT |
| Aaron Hauptman | 11 | Indiana Academy | Washington U |
| Bryce Johnson | 12 | Center Grove | Washington U |
| Emily Kendall | 9 | Evansville North | Harvard |
| William Ko | 11 | Terre Haute South | Cal Tech |
| Kevin Lacker | 12 | Sycamore High School | Duke |
| Jonathan Leung | 11 | Elkhart Memeorial | U Penn |
| Chris Mihelich | 11 | Park Tudor | Harvard |
| Leon Smith | 12 | Indiana Academy | |
| Melanie Wood | 11 | Park Tudor | Duke |
| Joe Zheng | 11 | Indianapolis Pike | Harvard |
| Name | Grade | School | College |
|---|---|---|---|
| Mike Blanford | 9 | Evansville Harrison | Indiana |
| Nick Bullington | 9 | Evansville North | Purdue |
| Neil Corson | 9 | Evansville North | |
| Brian Davis | 11 | Terre Haute South | Rose-Hulman |
| Matt Hamilton | 11 | Terre Haute North | Rose-Hulman |
| Jeff Kuhn | 9 | Evansville Harrison | |
| Michelle Liechty | 9 | Canterbury | |
| Jeff Myers | Indianapolis Cathedral | ||
| Gary Raichart | 9 | Canterbury | |
| Justin Spack | 9 | Indianapolis Cathedral | |
| Jennifer Takach | 11 | Indianapolis Cathedral | |
| Tim Tharp | 11 | Frankfort | |
The coaches for Indiana were John Emert, Kim Foltz, and Zac Franco. Dick Blanford also attended to help supervise.
The 1998 standings are available on-line.