Lake Sonoma 50
  • Date: April 13, 2019 (11th)
  • Entry fee: (go to web site or UltraSignup)
      John Medinger, RD
      5825 W. Dry Creek Rd.
      Healdsburg, CA 95448-9105
      707-431-9898(h) eves. before 9pm
      Lisa Henson, Assistant RD
      Suzanna Bon, Volunteer Coordinator
  • Limit: 350
  • Location: Lake Sonoma, Healdsburg, CA
  • Start/Cutoff: 6:30am/8:30pm (14 hours)
  • Course records:
    • 5:51:16 ('18) Jim Walmsley, 28
    • 7:08:23 ('15) Stephanie Howe, 31
  • Aid stations: 9
  • Surface: 86% single-track, 9% dirt roads, 5% pavement
  • Elevations:
    • Climb: 10,500'
    • Descent: 10,500'
    • High: 1,150'
    • Low: 440' Picnic Creek
    • Start: 825' South Lake Trailhead
    • Finish: 825'
  • History:
    StartersFinishersPercent
    April 12, 2008 96 75 78%
    March 28, 2009 126 112 88%
    March 27, 2010 155 144 93%
    April 2, 2011 FLOODED!
    April 14, 2012 245 227 93%
    April 13, 2013 311 266 86%
    April 12, 2014 330 301 91%
    April 11, 2015 310 276 89%
    April 9, 2016 324 316 98%
    April 15, 2017 351 300 85%
    April 14, 2018 338 292 86%
    April 13, 2019      %
 
GU UR
 
Montrail Ultra Cup Wilson Winery
 
Mateo's Cocina Latina UltraSignup Costeaux
VinePro Amphipod
 
Valdez Bear Republic H2 Hotel

For more info: web site / Facebook page / 2012 sponsors / 2013 runner info (PDF) / LS50 statistics / map (PDF) / profile / photos / results: '08 '09 '10 '12 '13 '14 '15 '16 / splits: '08 '09 '10 '12 '13 '14 '15 '16
(data from David Dennison, Gary Wang, Greg Carter, John Medinger, Lisa Henson, Mark Gilligan & Suzanna Bon)

"http://www.Run100s.com/ls50.htm" (updated: 4/16/18) StanJ@Run100s.com