1916: A controversial vote allows men to join the club.
1921: The club name is changed to the Spokane Mountaineers Club. Club membership numbers 58.
1925: The Spokane Mountaineers hike to Cheney and back—32 miles, and pay the expenses of five Campfire Girls to attend Camp Sweyolakan on Lake Coeur d’Alene.
1935: The club is incorporated and the name changed to Spokane Mountaineers, Inc. with "the tradition of developing an outdoor fellowship and responsibility for preserving wilderness values of the Inland Northwest”. A monthly bulletin called the Kinnikinnick (the club flower) is published for members.
1936: The Spokane Mountaineers names several peaks including Antoine, Shasta, Garry Palisades, Bonser Crater, Rocky Gorge and Barnicle Bill’s Rock.
1937: Climbing Class, the forerunner of today’s Mountain School, begins with a six session course. Bicycle events also join the club schedule.
1939: The Mountaineers purchase their own 40 acres on Mt. Spokane and build a 12 bed ski shack. Trails were cleared and a slalom slope added. In 1938, a cable tow was added.
1944: War rationing of gas affects summer outing at Priest Lake as well as other club outings.
1950: The Chalet replaced the little cabin on the Mountaineers’ property on Mt. Spokane
1956: A club team bagged 7,300 foot Glory Mountain, then the last unclimbed named peak in the Cascades.
1967: First ascent of the east face of Chimney Rock by Ed Cooper and Dave Hiser in two days.
1976: Priest Lake to Spokane bicycle ride. Later followed by a Bicycle Maintenance class.
1977: John Roskelly, Galen Rowell, Kim Schmitz and Dennis Henzel to climb Middle Trango Tower in Pakistan.
1980: A Spokane Mountaineers team including John Roskelley, Chris Kopczynski, Kim Momb and Dr. Jim States, were the first club team from one city to conquer a major Himalayan peak – fifth highest Makalu at 27,800 feet.
1987: SMI joins other regional clubs in Idaho Panhandle National Forest management plans to demand more protection for trails, roadless areas, water quality and wildlife habitat.
1996: Sponsorship of Centennial Trail Mile 17 began with donations and the first of many "clean up parties"
2001: SMI goes to Ecuador to climb.
2002: Intro to Backcountry and Basic Avalanche course offerred.
2007: Youth Rock School begins.
2009: Speak up for our remaining Wild Country is one of many conservation efforts of the club.
2013: A full roster of events and classes keeps members, old and new, fit and busy throughout the year. SMI membership: 530
2015: Club celebrated 100th anniversary with year long programs and published a book about the club: Peaks and Valleys