(updated 1/30/2010)
| DATE | EVENT/DISTANCE | LOCATION | SURFACE | POINTS | RACE DIRECTOR/INFO |
| Feb. 6 | Jed Smith 50K | North Sac’to | mixed road | 1 | Dennis Scott / John Blue dnscott548@yahoo.com www.buffalochips.com |
| Mar. 13 | Way Too Cool 50K | Cool | trail | 1 | Julie Fingar 916/765-6021 Julie@fittorun.com www.run100s.com/wtc.htm |
| Apr. 10 | American River 50M | Sacramento | road & trail | 1.6 | Julie Fingar 916/765-6021 Julie@fittorun.com www.run100s.com/AR50.htm |
| Apr. 17 | Ruth Anderson 100K/50M/50K unified entry format |
San Francisco | paved path/dirt shoulder | 2.0/1.6/1.0 | Rajeev Patel 408/838-8911 (eve's before 9) rajeevtherunner@yahoo.com www.run100s.com ra.htm |
| May. 1 | MiWok 100K | Marin Headlands | trail | 2 | Tia Bodington miwok@gmail.com www.run100s.com/miwok |
| May. 8 | M. Popolizio Quicksilver 50M/50K | San Jose | trail | 1.6/1.0 | Paul Fick paulfick@yahoo.com www.quicksilver-running.com |
| May. 15 | Silver State 50K | Reno | trail | 1.1 | Stan Ostrom 775/830-4384 stanostrom@yahoo.com www.silverstatestriders.info |
| May 23 (Sun.) | Ohlone Wilderness 50K | Fremont | trail | 1 | Rob Byrne/Larry England 510/653-5271 (Rob) (H) ohlone50K@abovethefog.net www.abovethefog.net |
| Jun. 26 | Western States 100M* *no entry discount for defending Grand Prix champions |
Squaw Valley | trail | 3.3 | Greg Soderlund wser100@att.net www.ws100.com |
| Jul. 17 | Tahoe Rim Trail 100M* *no entry discount for defending Grand Prix champions |
Spooner Lk SP | trail | 3.3 | Dave Cotter tahoedwc@global.net www.tahoemtnmilers.org |
| Aug 1 (Sun.) | Skyline 50K | Castro Valley | trail | 1 | Jennifer Ray & Mike Palmer Jennifer.Ray@jud.ca.gov www.skyline50k.us< |
| Aug. 28 | Marin Headlands | trail | 1 | Paul Brunner 415/518-1551 (W) www.headlands50k.org |
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| Sep. 11 | Rio del Lago 50K and 100M | Granite Bay | trail | 3.3 | Molly Sheridan / Jim Gabany 702/241-2044 molly@desertskyadventures.com www.desertskyadventures.com |
| Sep 25 | Sierra Nevada Double Marathon (52.4M) | Granite Bay | trail | 1.7 | Julie Fingar 916/765-6021 Julie@fittorun.com www.run100s.com/SNER.htm |
| Oct. 9 | Dick Collins Firetrails 50M | Castro Valley | trail | 1.6 | Ann Trason/Carl Andersen 510/525-0337 anncarl@earthlink.net www.firetrails50.net |
| Oct. 23 | Whiskeytown 50K | Redding | trail | 1 | John Luaces 530/246-8560 jkluaces@sbcglobal.net www.sweatrc.com/ |
| Nov. 6 | Helen Klein 50M/50K | Granite Bay | road | 1.6/1.0 | Helen & Norm Klein 415/859-0821 www.desertskyadventures.com |
| Nov. 27 | Quadruple Dipsea (28.4M) | Mill Valley | trail | 1 | John Medinger tropicaljohn@yahoo.com www.run100s.com/qd.htm |