| Age | Year | |||
|---|---|---|---|---|
| 1985 | 1990 | 1998 | 2003 | |
| <18 | 14.9 | 8.3 | 4.1 | 3.7 |
| 18-24 | 20.7 | 15.5 | 10.6 | 10.8 |
| 25-29 | 18.7 | 17.1 | 10.9 | 7.6 |
| 30-34 | 13.8 | 16.4 | 11.5 | 8.9 |
| 35-39 | 8.7 | 14.3 | 16.0 | 10.4 |
| 40-49 | 13.2 | 16.3 | 24.6 | 27.9 |
| 50+ | 8.1 | 10.1 | 19.1 | 25.1 |
| Not stated | 1.9 | 2.0 | 3.2 | 5.6 |
| Median Age | 27.1 | 32.0 | 38.0 | 41.0 |
| Mean Age | 28.5 | 33.1 | 38.1 | 40.2 |
NOTE: Data include owners of on- and off-road motorcycles.
SOURCE: Motorcycle Industry Council. Data received by personal communications from J. Goodwin, Sept. 30, 2008. Irvine, CA