| Men
55-59 |
| 1 Tracey, Neil, Unattached, 3:37.04 |
| 2 Leong, PH, Unattached, 4:20.31 |
| Men 60-64 |
| 1 Abbate, Gary, TPIT, 3:24.80 |
| 2 Schroeder, Bruce, DART, 3:45.61 |
| 3 Larson, Allen, ORM, 4:15.62 |
| Men 65-69 |
| 1 Clancy, Dennis, Unattached, 3:19.69 |
| 2 Cerny, William, SU, 3:42.32 |
| 3 Gast, Monte, Unattached, 4:29.08 |
| Men 70-74 |
| 1 Welty, Bob, NTL, 3:46.79 |
| 2 Warnke, John, UTAH-UT, 4:47.55 |
| 3 Hickey, Ken, Unattached, 5:15.77 |
| Men 75-79 |
| 1 Freshley, Mike, RB, 3:11.52 |
| 2 Dyck, Mel, SR, 3:47.60. |
| 3 Cherry, Phil, UTAH-UT, 5:03.54 |
| Men 80-84 |
| 1 Nicholson, Walter, Unattached, 5:01.12 |
| 2 Coles, Bill, SDMS, 5:13.19 |
| 3 Johnson, Gary, Unattached, 6:56.41 |
|
| Women 55-59 |
| 1 Rubesch, Jane, GER, 4:41.94 |
| Women 60-64 |
| 1 Gilmore, Cindy, DARTM, 3:34.40 |
| 2 Larson, Linda, SFTL, 4:00.77 |
| 3 Erickson, Marianne, AZ-P, 4:13.82 |
| 4 Gulbrandson, Pamela, NMMS, 5:06.40 |
| Women 65-69 |
| 1 Boslego, Barbara, VMST-VA, 3:57.06 |
| 2 Sexton, Rosemary, KP, 4:43.66 |
| 3 Florig, Doris, Unattached, 5:04.28 |
| 4 Cerny, Anne, Unattached, 5:15.16 |
| Women 70-74 |
| 1 Barnea, Daniela, SM, 3:55.25 |
| 2 Lillehei, Pat, MYWM, 5:52.45 |
| 3 Beddow, Elizabeth, TMSC, 5:55.20 |
| Women 75-79 |
| 1 Lund, Lynne, UTAH-UT, 5:51.94 |
| 2 Harden, Gaile, AZ-P, 7:39.65 |
| Women 80-84 |
| 1 van Dinter, Yenny, NMMS, 5:08.91 |
| 2 Pipes, Adrienne, SDMS, 6:25.67 |
| Women 85-89 |
| 1 Bohl, Nan, MOVY, 5:38.30 |
| Women 90-94 |
| 1 Brussel, Elisabeth, OKAN, 7:24.41 |
| 2 Tuovila, Mirjam, VMST-VA, 8:19.55 |
| 3 Sanddal, Charlotte, MIM, 8:53.95 |