Ascents of Mount Si

This page shows all the ascents and attempts of Mount Si that have been entered by registered climbers on this site. This list only shows climbs by Peakbagger.com users, and is not a comprehensive list of everyone who has summited this peak. Some peaks may also have ascents by famous climbers listed, often the first ascent.

Click here to go the main peak page for Mount Si.

Ascent Date [sort desc]	TripReport	GPS	Climber	Route	Attempt Only	Gain-Ft	Trip-Ft	Mi	Route Icons	Gear Icons	Qlty	Asc#
2012-11-11		GPS	Madhusudanan, Vineeth	Old Si- NW Passage -> New		3200	3200
Unknown			Dunn, Mick
Unknown			Dave, Heindel
Unknown			Powrie, Chuck
Unknown			thorn, romuald
Unknown			Ecker, Eric
Unknown			Roach, Gerry
Unknown			Gillenwater, Bryan			3487	3487
Unknown			VanderBilt, Monty
Unknown			Gowan, John
Unknown			Tayne, Adrian
Unknown			Everett, Roxanne
Unknown			Green, Bradley
Unknown			Green, Bradley
Unknown			Skiles, Marc
Unknown			Pierson, James
Unknown			Sullivan, Sami
Unknown			Sullivan, Sami
Unknown			Deriso, Dawn
Unknown			Rodan, Jacob
Unknown			Porter, Carry
1937 a	TR		Beckey, Fred
1942 b			Beckey, Fred
1967-05-20			Molen, Dean
1971			Russell, Ken
1971-06-26			Hagan, Tim
1973-04-03			Hagan, Tim
1975-03			Rushwald, Ira
1975-11			Rushwald, Ira
1976-01-30 a			Beavon, Fred
1978			Sheriff, Steve
1979-11-17			Hagan, Tim
1980-05-01	TR		Beavon, Fred
1980-08			Rushwald, Ira
1983-06-25			Frink, Stu
1984-04-01			Michelson, Paul	trail		3067	3067
1986-01-11			Michelson, Paul			3567	3567
1987-03-21			Nesterenko, Pete								1
1987-03-22			Michelson, Paul			3567	3567
1987-05-07			Boos, Andy
1989-04-12			Beavon, Fred
1989-07			Yore, Gene
1990-09-09			Stolk, John
1991-03-16			Beavon, Fred
1992			Nanevicz, Tom
1992-06-26			Stolk, John
1992-09-12	TR		Smith, Austin
1994-05			Oliver, Ronald
1994-09-18			Michelson, Paul			3567	3567
1995			web, jt
1995			Rollins, Zachariah								1
1995-04			Yore, Gene
1995-04-26			Slayden, Greg	Mt. Si Trail		3507	3507
1995-05			Yore, Gene
1995-05			Yore, Gene
1995-06-15			Borror, Michael
1995-07			Yore, Gene
1996			kroc, jeff
1996			Peters, William
1996-03-10			Strand, Andrew
1996-04			Yore, Gene
1996-04			Yore, Gene
1996-04-28			Jones, Ken			3507	3507
1996-05			Yore, Gene
1996-05-05			Baxstrom, Curt
1997			rice, scott
1997			Peters, William
1997-04-22			Slayden, Greg	Trail		3507	3507
1997-05			Yore, Gene
1997-05			Yore, Gene
1997-05			Yore, Gene
1997-05			Yore, Gene
1997-05-17			Zimsen, Joe
1998-01			Yore, Gene
1998-01			Yore, Gene
1998-01			Yore, Gene
1998-05-24			Sun, Mnt
1998-08			Eames, Eric
1998-09-07			Panza, Jeff
1999-07-05			Michelson, Paul			3567	3567
2000-02-04			Bracy, Layne
2000-04-03			Bracy, Layne
2000-04-10			Bracy, Layne
2000-04-17			Bracy, Layne
2000-05			Berntsen, Lisa
2000-05-04			Bracy, Layne
2000-05-29			Bracy, Layne
2000-06-23			Bracy, Layne
2001-01-31			Lauren, Dan
2001-03			Rushwald, Ira
2001-06-30			Panza, Jeff
2002-03			Rushwald, Ira
2002-04-08			Bracy, Layne
2002-04-20	TR		Lafferry, Denver
2002-04-20			Lafferry, Jason	Mount Si Trail		3200	3200	8
2002-07			Hickok, Tyler								7
2002-08-15			Beavon, Fred
2002-09-14			Felchlin, Lorelei
2003			Sun, Mnt
2003-02-11			Morrow, John	Haystack East Gully
2003-06-01	TR		Bury, Brian
2003-07-05			Michelson, Paul			3567	3567
2004			Imler, Andrea
2004			Jaggard, Davin
2004			Dickson, ian
2004-01			Bobick, Stephen
2004-02-11			Klasman, Kevin			3330	3330	8
2004-03			McBride, Adam
2004-04-30			Themer, Karl			3567	3567
2004-05-09			Klasman, Kevin			3330	3330	8
2004-05-19	TR		Priestley, Graham
2004-06			Dawson, David
2004-06			Walker, Adam			3687	3687
2004-06-05			Herter, Daniel
2004-06-19			Eisenberg, Mickey
2004-10-01			Slayden, Greg	Mount Si Trail		3507	3507	8
2004-10-10			Klasman, Kevin			3330	3330	8
2004-11-11			Guthrie, Colin
2004-11-14			Klasman, Kevin			3330	3330	8
2005			Estes, Bryan
2005-02-13	TR		Klasman, Kevin		Attempt to 4000 ft
2005-02-19			Michael, Sean
2005-02-25			Beavon, Fred
2005-03-06			Klasman, Kevin			3330	3330	8
2005-03-23	TR		Klasman, Kevin			3330	3330	8
2005-06-04			Klasman, Kevin			3330	3330	8
2005-06-18			Stott, Nathaniel
2006-02			Herter, Daniel
2006-02-18			Walker, Adam			3687	3687
2006-06-22			Todd, Jessica
2006-07-15	TR		Hudson, Tim	Standard		3527	3527	8
2006-07-23			Stott, Nathaniel
2006-09-30			Hedges, Jim
2006-10-30			Dewey, Andy
2006-11-01			Ruhter, Marisa	Haystack Basin		3467	3467	8
2007-01-01	TR		Welbaum, josh
2007-02-10			Trumm, Paul
2007-02-10			Lykken, Scott
2007-02-11			rork, steven
2007-02-17			Shaw, Richard	Mount Si Trail
2007-03-05	TR		Welbaum, josh
2007-03-10	TR		Landahl, Erik	Mt. Si Main Trail
2007-04			McGillivray, Gary
2007-04-01	TR		Landahl, Erik	Mt. Si Main Trail
2007-04-06	TR		Perry, Zachary	trail
2007-04-14			Below, Matt
2007-04-29			Hoadley, Rick	Standard Trail		3517	3517	7.8
2007-04-29			Willis, Craig			3467	3467
2007-05-03			Altitude, Schmidt
2007-05-10	TR		Ottenad, Steve	Mount Si Trail		3507	3507	8
2007-05-13			Rae, Chris
2007-05-15			Broodbakker, Mario
2007-05-27			Willis, Craig			3467	3467
2007-06-08	TR		Ostby, Corey	Mount Si Trail		4167	4167	8
2007-06-16			Michael, Sean
2007-06-23			Stebbins, Mike
2007-07-15			Willis, Craig			3467	3467
2007-08-12			Ritchie, Gary
2007-10-20			Kunz, Ben
2007-10-20			Whitworth, Jesse
2007-10-21			Brogan, Sean
2007-12-26			helminger, mike
2008			leniski, ivan
2008			Freeland, Jim
2008			Purcell, Courtney
2008			Morris, Krista	Main Trail		3467	3467	4			5
2008-01-01	TR		Welbaum, josh		Attempt to 3000 ft
2008-02-28			Shopland, Ian
2008-03-07	TR		Hudson, Tim	Standard		3527	3527
2008-03-22			Lykken, Josie
2008-04-12	TR		Kotke, Chris
2008-04-20	TR		Keegan, Darren
2008-04-24			Leggett, Rich	Old Si Trail
2008-04-24	TR		Altitude, Schmidt
2008-04-25			Weiland, Craig
2008-04-27			Nichols, Jack
2008-05-01	TR		siers, keith
2008-05-04			Pucci, Justin			3100	3100
2008-05-07	TR		Pinkerton, Trey		Attempt to 3000 ft
2008-05-09	TR		Pinkerton, Trey
2008-05-13	TR		Pinkerton, Trey
2008-05-15			Pinkerton, Trey
2008-05-18			Markiewicz, Jan-Kristian
2008-05-25			Lykken, Josie
2008-06-07			S., Joe
2008-06-16			Mosbacher, Matt
2008-06-22			Pucci, Justin			3100	3100
2008-07-12			B, Matt
2008-07-12			Monas, Devin
2008-07-26			Lykken, Josie
2008-09-09			Ottenad, Ryan
2009-01-17	TR		Pinkerton, Trey								5
2009-01-18			Hoadley, Rick	Standard Trail		3467	3467	8			1
2009-02-01			Tetazoo, III, James E.		Attempt to 4100 ft	3000	3000	4
2009-02-07			Pinkerton, Trey
2009-02-08			Olafssen, Tyr	Hike							1
2009-04-03	TR		Kutsch, Steven	Little Si Trail		3567	3567				2
2009-04-23			Altitude, Schmidt
2009-05-04			Wheeler, Emily
2009-05-24			Goel, Shalu
2009-06			Herter, Daniel
2009-06-12			Tuttle, Jonathan
2009-08-04			La Caze, Debra
2009-08-04			La Caze, Chris
2009-08-08			Porter, John
2009-08-30			Sullivan, Sean
2009-09-10			Murphy, Colleen
2009-10-10	TR		Chappell, Greg
2009-10-31			Leonard, Travis
2009-11-03			Lykken, Josie
2009-12-12			Rae, Chris
2010			Dority, Evan
2010			Paulson, Thomas
2010-01-01			Murphy, John			3525	3525
2010-01-31			Murphy, Colleen
2010-02-06			Howe, Noel			3200	3200	8
2010-02-07			Altitude, Schmidt
2010-03-05	TR		Rae, Chris
2010-03-10			Hansen, Sparky
2010-03-13			DeFields, Kevin
2010-03-19			LaMar, Kristie
2010-04-03			Sullivan, Sean		Attempt to 3450 ft
2010-04-17			Nash, Aaron	South ridge		3567	3567	8			3
2010-04-19			Albert, Sean
2010-05-01			plamondon, rodney
2010-05-23			Bronner, Sam
2010-06			Rushwald, Ira
2010-06-01			Hoyner, Jason
2010-06-05 0			Johnson, Lance			3507	3507	8			5
2010-06-09			Hogg, Chris
2010-06-11			Wilson, Shawn
2010-06-12			Eklund, Jan Peter			3567	3567	8			6
2010-06-19			Estes, Bryan
2010-06-27	TR		Kaufman, James			3400	3400
2010-07-01			Hladecek, Andrew
2010-07-22			Holmes, Trent
2010-09-04	TR		Phanco, Josh			3500	3500
2010-10-31	TR		Murphy, John	Old School	Attempt to 4022 ft	3575	3575
2010-11			Rushwald, Ira
2010-12-04			Cronkright, Dave								7
2010-12-28			van Wageningen, Wouter
2011			Turner, Erik
2011-01-01	TR		Albert, Sean			3567	3567
2011-01-01			Howe, Noel			3200	3200	8
2011-02			Rushwald, Ira
2011-02			Rushwald, Ira
2011-02-21	TR		Albert, Sean			3567	3567
2011-02-26	TR		Nash, Aaron	The Highway		3497	3497	8
2011-02-26	TR		Albert, Sean			3567	3567
2011-02-26			Howe, Noel			3200	3200	8
2011-02-26			Straub, Chad			3507	3507	8			6
2011-03-02	TR		Albert, Sean		Attempt to 3200 ft	2600	2600
2011-03-16	TR		Albert, Sean			3567	3567
2011-03-19			Below, Matt
2011-03-23	TR		Cronkright, Dave
2011-03-24	TR		Straub, Chad		Attempt to 3920 ft	3260	3260	7			4
2011-04			Rushwald, Ira
2011-04-21			Murphy, Colleen
2011-04-26			Murphy, Colleen
2011-05			Rushwald, Ira
2011-05-01			Schmalhurst, Todd
2011-05-12	TR		Albert, Sean			3367	3367
2011-05-12			B, Matt
2011-05-14			Stott, Nathaniel
2011-05-22			Bitton, Dafna
2011-05-28	TR		Elwell, Abram	Trail		3507	3507	8			2
2011-05-28	TR		#, Ashwin			4000	4000
2011-05-30			Howe, Noel			3200	3200	8
2011-06-01			Coleman, Bob
2011-06-03			Howe, Noel			3200	3200	8
2011-06-05			Rae, Chris
2011-06-05			Rodde, Chris
2011-06-05			Hoyner, Jason
2011-06-11			Howe, Noel			3200	3200	8
2011-06-11			Anderson, Eric								2
2011-06-12			Rodde, Chris
2011-06-16			B, Matt
2011-06-20	TR		Bitton, Ephrat
2011-06-24	TR		Howe, Noel			3200	3200	8
2011-06-24			Rodde, Chris
2011-06-25	TR		Sharp, Tina			3100	3100	4
2011-06-30			Doronin, Vladimir
2011-07-14	TR		Bitton, Joanna
2011-07-21			Doronin, Vladimir
2011-07-22			Straub, Chad			3507	3507	7			7
2011-08-07	TR		#, Ashwin			4000	4000
2011-08-08			Doronin, Vladimir
2011-08-13			Kathiresan, Ramanathan
2011-09-01			Gemmill, Chris			3067	3067
2011-09-06			Garcha, Jasdeep
2011-09-10			Hamby, Cody	Trail		3700	3700	8
2011-09-25			Benson, Mike
2011-09-27	TR		Albert, Sean			3567	3567
2011-09-29	TR		Goodro, Mark			3150	3150				5
2011-10-16	TR		Howe, Noel			32	32
2011-10-16	TR		Albert, Sean			3567	3567
2011-10-31	TR		Albert, Sean			3567	3567
2011-11-05			Dilluvio, Dandelion
2011-11-19			Heim, Peggy			3700	3700	8.2
2011-11-20	TR		#, Ashwin			4000	4000	8
2011-12-02			Newell, Debbie
2011-12-14	TR		Albert, Sean			3567	3567
2011-12-19			Smoots, Stephen	Standard
2011-12-21	TR		Albert, Sean			3567	3567
2012-01-01			Gunawardana, Asela
2012-01-04	TR		Albert, Sean			3367	3367	6
2012-01-05			Shih, Susan
2012-01-07			Leibbrand, Micah
2012-01-11	TR		Albert, Sean			3567	3567	6
2012-01-15			Shih, Susan
2012-01-22	TR		#, Ashwin		Attempt to 4167 ft	2367	2367
2012-02-04			Seaborn, Travis
2012-02-09			Madhusudanan, Vineeth	Old Si Trail		3667	3667
2012-02-12			Shih, Susan
2012-03-10			Madhusudanan, Vineeth			3667	3667	2.25
2012-03-10			Powar, Manisha			3300	3300
2012-03-14			Madhusudanan, Vineeth		Attempt to 3700 ft	3200	3200
2012-03-17			Shih, Susan
2012-03-24			Powar, Manisha			3300	3300
2012-03-24	TR		Madhusudanan, Vineeth	Old Si Trail		3667	3667
2012-03-25	TR		#, Ashwin			4000	4000
2012-03-26	TR		Straub, Chad			3567	3567	9			7
2012-04-01	TR		#, Ashwin			4000	4000
2012-04-01			Porter, Carry	new trail		3150	3150	8
2012-04-07	TR		Suhr, Louise
2012-04-08			Powar, Manisha			3300	3300
2012-04-15			Powar, Manisha			3300	3300
2012-04-15			Powar, Manisha			3300	3300
2012-04-21			Lokker, Brian								4
2012-04-29			Powar, Manisha			3300	3300
2012-04-29			Powar, Manisha			3300	3300
2012-04-29	TR		Albert, Sean			3567	3567	6
2012-05-06			Earl, Edward	Mount Si Trail		3507	3507	8.4
2012-05-06			Stott, Nathaniel
2012-05-12	TR		Guthrie, Colin
2012-05-15	TR		Hensley, Richard	Mt Si Trail		3646	3646	8.6
2012-05-28			LaMar, Kristie
2012-06			Bobick, Stefan
2012-06-02			Anderson, Eric								2
2012-06-03			Kalsing, Kristian			3507	3507
2012-06-03			Powar, Manisha			3300	3300
2012-06-03			Powar, Manisha			3300	3300
2012-06-06	TR		Albert, Sean			3567	3567	6
2012-06-08			Iannuccillo, Nathan
2012-06-13			Kalsing, Kristian			3507	3507
2012-06-17	TR		Maykov, Alexey
2012-06-19	TR		Kraai, Bryan			3450	3450
2012-06-20	TR		Collamer, Brice
2012-06-23	TR		Wood, Marisa			3150	3150	8
2012-06-24	TR		Tetazoo, III, James E.			3550	3550	8			3
2012-06-24	TR		Porter, Carry	new trail		3150	3150	8
2012-09-09			#, Ashwin			4000	4000
2012-10-05			Thomas, John
2012-10-28			Calhoun, Debbie
2012-11-12			Weiland, Craig
2012-12-05			Shih, Susan
2012-12-09	TR		Kwok, Amy			3417	3417	7.51
2012-12-22 a	TR		Albert, Sean			3567	3567
2012-12-30	TR		Albert, Sean			3567	3567	6
2012-12-30	TR		Kwok, Amy			3417	3417	7.51
2013-01-09	TR		Shih, Susan
2013-01-14 a	TR		Albert, Sean			3567	3567
2013-01-19	TR		Straub, Chad	New Trail		3517	5332	4.5			7
2013-01-19			Monas, Devin
2013-01-19			Reza, Areef
2013-01-19			Madhusudanan, Vineeth	Old Trail		3500	3500
2013-01-20			Shoukry, Youssef
2013-01-22	TR		Albert, Sean			3567	3567
2013-01-23	TR		Straub, Chad	New Trail	Attempt to 3960 ft	660	660	7.8			5
2013-01-30	TR		Albert, Sean			3567	3567
2013-02-12	TR		Albert, Sean			3567	3567
2013-02-17	TR		Evans, Alexei		Attempt to 4000 ft	3500	3500
2013-02-17			Kalsing, Kristian			3507	3507
2013-02-24	TR		Albert, Sean			3567	3567
2013-03-06	TR		Albert, Sean			3567	3567
2013-03-23			Kalsing, Kristian			3507	3507
2013-03-24	TR		Shih, Susan
2013-04-14			#, Ashwin			3500	3500
2013-04-14	TR		Shih, Susan
2013-04-23	TR		Shih, Susan
2013-04-25	TR		Shih, Susan
2013-05-18			Albert, Sean