1992
Mountain residents helped facilitate the purchase of Camp Awahanee in Upper Deep Creek, a 100-acre property on Green Valley Lake Road, adding it to the San Bernardino National Forest.
1993
The Deep Creek Open Space Coalition is formed in an effort to protect Deep Creek Watershed, a 300-acre property.
1995
The first official meeting of the San Bernardino Mountains Land Trust Formation Committee is held in December.
1996
SBMLT acquires 501(c)(3) status as a non-profit public organization.
SBMLT facilitates the purchase of Upper Deep Creek Parcel, a 300-acre property between Arrowbear Lake and Running Springs, adding it to the San Bernardino National Forest.
SBMLT facilitates the purchase of Garner Ranch I, a 155-acre property in the San Jacinto Mountains.
SBMLT facilitates the purchase of Garner Ranch II, a 26-acre property in the San Jacinto Mountains.
1997
SBMLT facilitates the purchase of the Garner Remainder Parcel, a 239-acre property in the San Jacinto Mountains.
SBMLT facilitates the purchase of Calvary Camp in Upper Deep Creek, a 98-acre property.
1998
SBMLT publishes the inaugural edition of the San Bernardino Mountains Land Trust Newsletter.
SBMLT takes title to Valley Vista, a 23-acre property of forest land near Running Springs, donated by Mary and Lawrence Tollenaere.
SBMLT facilitates the purchase of Bautista I (180 acres), Holcomb Valley I (46 acres), Grenzow (80 acres), Camp Helendade Parcel (124 acres), and Wilderness Road Parcel (101 acres).
1999
SBMLT publishes Wildflowers of the San Bernardino Mountains, the first field guide of common wildflowers.
SBMLT facilitates the purchase of Bautista II (161 acres), Holcomb Valley II (78 acres), and Bautista III (91 acres).
SBMLT initiates a survey identifying 50,000 acres of forest land in need of preservation.
2000
SBMLT acquires Dry Creek, a 1-acre parcel at the County tax sale auction.
Facilitates the purchase of Bautista IV (44 acres) and Bautista V (86 acres).
SBMLT provides profile to the Wildland Conservancy encouraging purchase of Bluff Lake (120 acres).
2001
SBMLT partners with neighboring groups to launch the Save the Saints campaign.
Facilitates purchase of Gregory Property (120 acres), Bautista VI (118 acres), Lion Peak (640 acres), and Pinewood (242 acres).
2002
Facilitates purchase of Broom Flat (90 acres), Mission Springs (520 acres), Section 31 Pacific Crest Trail (640 acres), and Onyx Summit PCT (50 acres).
SBMLT purchases Deep Creek Headwaters (42 acres).
2003
Facilitates purchase of Johnson Ranch (352 acres), Lookout Mountain (480 acres), and Healy (1,240 acres).
2004
SBMLT publishes Trees of the San Bernardino Mountains.
Formally adopts Land Trust Alliance professional standards.
Assists in transfer of Frankish Peak (25 acres) to the National Forest.
2005
Receives land donation from Trust for Public Land of Eagle Canyon (640 acres) and Yaeger Mesa (185 acres).
Establishes Revolving Acquisition Fund.
2006
Facilitates purchase of Cosy Dell (51 acres) at the underpass at Cleghorn Canyon of Interstate 15.
2007
Transfers Yucaipa Ridge (1,145 acres) to the U.S. Forest Service.
Facilitates purchase of Wildhorse Creek (273 acres), Sugar Bush I (313 acres), Asbestos Mountain (480 acres), and Palm Canyon (642 acres).
Transfers Grass Valley Creek (156 acres) to the Forest Service.
2008
SBMLT takes title to a special 7-acre Conservation Easement to protect Mill Creek and Mountain Home Creek.
2009
Purchases Timber Gulch (26 acres) at county tax sale.
Facilitates purchase of Tayles Hidden Ranch (320 acres) and Carrizo Creek (640 acres).
Sells Eagle Canyon (640 acres) and Yaeger Mesa (186 acres) to the Forest Service.
2010
Facilitates purchase of Cajon Ridge South (80 acres) and Cajon Ridge North (180 acres).
2011
Purchases Strawberry Peak (50 acres) in Twin Peaks.
Transfers Sugar Pine Ridge (110 acres) to the National Forest.
Purchases Eagle Ridge (80 acres) in Lake Arrowhead — now Arrowhead Ridge.