Some ultras in Northern California (& Nevada) shorter than 100 miles
DateRaceDist.LocationClimb/Descent
2/24/07 Las Trampas 50k Castro Valley 10273'/10273'
9/8/07 Stevens Creek 50k Cupertino 5000'/5000'
10/27/07 Hunter S. Thompson
Fear & Loathing		 50k/50m San Francisco 2600'/2600'
DateRaceDist.LocationClimb/Descent
1/5/08 Epiphany Ultra 57k Oakland ?'/?'
1/19/08 Pacifica 50k Pacifica 7090'/7090'
1/19/08 Fat Ass 50k/50m Los Altos ?
2/2/08 Woodside 50k Woodside 4530'/4530'
2/2/08 Jed Smith 50k/50m/100k Sacramento 540'/960'
2/16/08 Sequoia 50k Oakland 5030'/5030'
3/1/08 Skyline Ridge 50k Palo Alto 5190'/5190'
3/8/08 Way Too Cool 50k Cool 3600'/3600'
3/16/08 Montana de Oro 50k Los Osos 6400'/6400'
3/22/08 Pirates Cove 50k Rodeo Beach 6180'/6180'
3/22/08 Rucky Chucky Roundabout 50k Foresthill ?'/?'
4/5/08 American River 50m Sacramento 3474'/2139'
4/6/08 Malibu Creek 50k Calabasas ?'/?'
4/12/08 Lake Sonoma 50m Geyserville 10500'/10500'
4/12/08 Diablo 50m Clayton 13380'/13380'
4/19/08 Ruth Anderson 50k/50m/100k San Francisco 1450'/1450'
4/19/08 Sunsweet 50k Red Bluff 1000'/1000'
4/27/08 Big Basin Redwoods 50k Boulder Creek 5925'/5925'
5/3/08 Mi-Wok Trail 100k Sausalito 9500'/9500'
5/10/08 Quicksilver 50k
50m		 San Jose 5440'/5440
8530'/8530'
5/10/08 Lake Merritt Half Day 6hr/12hr Oakland ?'/?'
5/17/08 Pony Express 50k/50m/100k Cameron Park ?/?
5/17/08 Silver State 34m
50m		 Reno, NV 6990'/7110'
10000'/10000'
5/18/08 Ohlone Wilderness 50k Fremont 8530'/8160'
5/18/08 Sycamore Canyon 50k Malibu 5190'/5190'
6/8/08 Mt. Diablo 50k Clayton 8900'/8900'
6/8/08 Auburn 50k Auburn ?'/?'
6/21/08 Pacifica 50k Pacifica 7090'/7090'
7/5/08 Angel Island 50k Tiburon 4200'/4200'
7/19/08 Tahoe Rim Trail 50k
50m		 Lake Tahoe, NV 6895'/6895'
9894'/9894'
7/19/08 Sequoia 50k Oakland 5030'/5030'
8/2/08 12 Hours at Cool (night run) 12h Cool 900'/900'
8/3/08 Skyline 50k Castro Valley 4740'/4740'
8/9/08 Headlands Hundred 50m Sausalito 8160'/8160'
8/16/08 Hotter than Hell 6hr/12hr Cameron Park ?/?
8/23/08 Headlands 50k Marin Headlands 7500'/7500'
8/24/08 Salt Point 50k Jenner 4960'/4960'
8/31/08 Run on the Sly 50k Pollock Pines 4075'/4075'
8/31/08 Montana de Oro 50k Los Osos 6400'/6400'
9/6/08 Redwood Park 50k Oakland ?'/?'
9/20/08 Skyline to the Sea 50k Boulder Creek 0'/?'
9/27/08 Santa Cruz Mountains 50k Santa Cruz 5805'/5805'
9/27/08 Sierra Nevada 53.2m Granite Bay 5090'/5180'
9/28/08 Lake Tahoe 72m So. Lake Tahoe ?'/?'
10/11/08 Dick Collins' Firetrails 50m Castro Valley 7820'/7840'
10/11/08 Lake of the Sky 33m Tahoe City 4427'/4427'
10/19/08 Carmel Valley 50k Carmel 8570'/8570'
10/25/08 San Francisco One Day 12hr/24hr San Francisco 0'/0'
10/25/08 Whiskeytown 50k Redding 5120'/5120'
11/1/08 Helen Klein 50k/50m Granite Bay ?
11/15/08 Stinson Beach 50k Stinson Beach 5770'/5770'
11/15/08 Run the River 50k Granite Bay 0'/450'
11/23/08 Santa Monica Mtns. 50k Malibu 5490'/5490'
11/29/08 Quad Dipsea 28.4m Mill Valley 9276'/9276'
12/6/08 Woodside 50k Woodside 4610'/4610'
12/13/08 Muir Beach 50k Muir Beach 7400'/7400'
12/20/08 Rodeo Beach 50k Rodeo Beach 5640'/5640'

Ultras - An ultramarathon is any running event longer than a marathon (i.e. 26.2 miles).
An ultrarun is any unusually difficult running event, regardless of distance (e.g. Pikes Peak Marathon).

"http://www.Run100s.com/sub100.htm" (updated: 5/5/08) StanJ@Run100s.com