| Marathon | Number of finishers |
|---|---|
|
|
|
| 1. ING New York City Marathon | 37,866 |
|
|
|
| 2. LaSalle Bank Chicago Marathon* | 33,635 |
|
|
|
| 3. Honolulu Marathon | 24,573 |
|
|
|
| 4. Marine Corps Marathon (D.C.) | 20,910 |
|
|
|
| 5. City of Los Angeles Marathon* | 20,333 |
|
|
|
| 6. Boston Marathon | 19,682 |
|
|
|
| 7. Rock 'n' Roll Marathon (Calif.)* | 15,759 |
|
|
|
| 8. Walt Disney World Marathon (Fla.)* | 10,311 |
|
|
|
| 9. Twin Cities Marathon (Minn.) | 8,196 |
|
|
|
| 10 Portland Marathon (Ore.) | 7,724 |
*–Asterisk indicates a marathon that is owned by a for-profit concern. Source: Running USA |