Marathon directory
633 marathons worldwide.
| Marathon | City | State | Country |
|---|---|---|---|
| Self-Transcendence Marathon | Nyack | New York | United States |
| Seneca Creek Greenway Trail Marathon | Damascus | Maryland | United States |
| Seneca Creek Trail 50k | Gaithersburg | Maryland | United States |
| Shamrock Sportsfest Marathon | Virginia Beach | Virginia | United States |
| Shawdow of the Giants 50k Trail Run | Fish Camp | California | United States |
| Shiprock Marathon | Shiprock | New Mexico | United States |
| Sierra Nevada Endurance Run & Relay | Folsom | California | United States |
| Sierra Vista Trail Marathon | Las Cruces | New Mexico | United States |
| Sierra Vista Trail Runs (50K) | Las Cruces | New Mexico | United States |
| Silicon Valley Marathon | San Jose | California | United States |
| Silver State 50/50 | Reno | Nevada | United States |
| Silver State Marathon | Reno | Nevada | United States |
| Siouxland Lewis & Clark Marathon | Sioux City | Iowa | United States |
| Six Foot Track (ultra) Marathon | Katoomba | Australia | |
| Skagit Flats Marathon | Burlington | Washington | United States |
| Southeast Road Runners Frank Maier Marathon | Juneau | Alaska | United States |
| Space Coast Marathon | Melbourne | Florida | United States |
| Space Coast Marathon | Cocoa | Florida | United States |
| Spirit of St. Louis Marathon | St. Louis | Missouri | United States |
| Springfield Marathon | Springfield | Missouri | United States |
| Squaw Peak 50 Mile Trail Run | Provo | Utah | United States |
| St. George Marathon | St. George | Utah | United States |
| St. Jude Memphis Marathon | Memphis | Tennessee | United States |
| Steamboat Marathon | Steamboat Springs | Colorado | United States |
| Steamtown Marathon | Scranton | Pennsylvania | United States |
| Stinson Beach Marathon | Stinson Beach | California | United States |
| Stockholm Marathon | Stockholm | Sweden | |
| Sugarloaf/USA Marathon | Carrabassett Valley | Maine | United States |
| Sun Mountain Trail Runs | Wintrhop | Washington | United States |
| Sunburst Marathon | South Bend | Indiana | United States |
| Sunmart Texas Trail Endurance Runs 50K/50-Mile | Huntsville | Texas | United States |
| Sunsweet Tehama Wildflowers 50k/50k Relay | Red Bluff | California | United States |
| Superior Trail 100 Miler/50 Miler | Lake Superior | Minnesota | United States |
| Superior Trail Spring Race | Lutsen | Minnesota | United States |
| Superior Trail Ultra | Lutsen | Minnesota | United States |
| Surfside Beach Marathon | Surfside Beach | Texas | United States |
| Swan Lake Marathon | Viborg | South Dakota | United States |
| Sylamore Trail Ultra | Allison | Arkansas | United States |
| Tacoma City Marathon | Tacoma | Washington | United States |
| Tahoe Rim Trail 50K/50M/100M | Lake Tahoe | Nevada | United States |