Historical Markers in
San Bernardino County, California

60th Anniversary of the CCC A Lost Lake A Traveler's Rest A Tribute to the Rich History of Wine Making in Rancho Cucamonga A.K. Smiley Public Library Agua Mansa Cemetery Alta Loma Honor Roll Alta Loma Packing House / Pacific Electric Railway Amboy and Roy's Café Amboy Crater Amiel Weeks Whipple Armsley Square Historic District Army Camp at Goffs Arrowhead Plaza Atongai Indian Village Austin Hall Bagdad Café Barstow Harvey House Barstow, California Bear Gulch Bellevill Holcomb Valley Blue Cut Boom or Bust: Prohibition and the Great Depression Calico Lives Again Calico Mountain Mines Calico’s School House California Route 66 Museum, Victorville, California California Theater Camp Cady Camp Cady Camp Cajon Monument Camp Rock Spring Capt. Mel Apt, USAF Cattle Days in Hidden Valley Central School Champion of the Desert Charles C Rich / Amasa M Lyman Chimney Rock Christiansen Memorial Plaza Citizens of Needles City of Upland History Clipper Divisional Camp Club Arrowhead in the Pines College Park Historic District Cornerstone to Chino’s First Reservoir Cucamonga Labor Camp Cucamonga Labor Camp Cucamonga Rock Church Cucamonga Service Station Cucamonga Winery Daggett Daggett Garage DeBerard Family Ranch Deep Space Station - 14 Demens-Tolstoy House Donald S. Wieman Earp Cottage El Camino Real Bells El Morado Court Historic District Ellena/Regina Winery (Filippi Winery) Elliot Ranch Emma Jean's Epsom Salts Monorail Etiwanda Grape Products Company Site Etiwanda School District Family Home of B.J. Westlund, then Roy Rogers Father Garces First Lugonia School Flash Flood Fontana Farms Company Forks of the Road Fort Benson Fort Irwin Fort Pah-Ute Founder’s Garden Francis Marion "Borax" Smith From Vineyards to Cities Frost Brothers General Store G.P. Ledig House Garces-Smith Monument Garrett & Co. Winery (Virginia Dare Winery) General Beale Uses Camels General Steven Watts Kearny George Chaffey, Jr. George Chaffey, Jr. Goffs Schoolhouse Goffs Schoolhouse Good Times at Smith's Ranch Granite Divisional Camp Grapes in the Desert Guachama Rancheria Guasti Guasti and the Italian Vineyard Company Harry Wade Exit Route Harvard Mill Harvard Reservoir Henry Harbinson Sinclair Hesperia Hotel Hesperia Hotel Granite Stones Hesperia Train Station Hesperia’s Original Water Source Historic Cannon Historic Mojave River Road Historic Pavement Holcomb Valley Holcomb Valley Holcomb Valley Road Ibis Divisional Camp - Desert Training Center Iron Mountain Divisional Camp Isle House Jack and Ida Mitchell Jack Cones Jedediah Smith John & Dennis Searles Wagon Routes John Brown Road at The Mojave Trail John Brown Road Crossing John Charles Fremont John Wilkie Safety Roadside Rest Area At Fenner Johnston House & "Office" Kelso Depot Kelso Jail Keys' Desert Queen Ranch Kimberly Crest Kit Carson Knights of the Rails Lake Arrowhead Veterans Monument Lane's Crossing Las Flores Ranch / Mojave Trail Las Flores Ranch Barn Lincoln Memorial Shrine Lucy Bell Lane Lytle Creek Canyon Madonna of the Trail Magic Lamp Inn Marl Springs / Seventeenmile Point Memorial to Pauliena LaFuze Mill Creek Zanja Mill Creek Zanja Miller’s Corner Minerva Hamilton Hoyt Mining Town of Hart Mojave Indian Trail / Hesperia Lakes Mojave River Crossing Mojave Riverbed Trail Mojave Road Mojave Runners Mormon Lumber Road Mormon Pioneer Trail Mormon Springs Mormon Trail Monument Morongo Indian Village Mountain History Museum Movement in the Desert Mule Car National Old Trails National Old Trails Hwy/Route 66 National Training Center and Fort Irwin Needles El Garces Train Station, Needles, California Nevada Southern Railway Newberry Springs Nine Young Pepper Trees Nipton Oasis of Mara Old Bear Valley Dam Old Cantilever Train Signal Old Guest House Museum Old Route 66 Old School House Old Town Victorville Veterans Memorial Old Woman Springs Ranch Olive Mill Ontario Town Square Original Del Taco Original Hesperia Beginnings Original Water Supply Ditch Pah-Ute Creek Peter Davidson Pioneer Women Pioneertown Pozos de San Juan de Dios Project Carryall Railroads Revolutionize Transportation Ranching and Mining Rancho Chino Adobe Site Red Hill Rice Divisional Camp Rock House Rolar’s “66” Gas Station Rosewood Court Historic District Route 66, Amboy, California Salt Creek Salt Creek Hills San Antonio Hospital History San Bernardino Asistencia San Bernardino Santa Fe Depot Sanford Cutoff Santa Fe and Salt Lake Trail Schowalter Rock Pile Schowalter Rock Pile Searles Lake Borax Discovery Settlement of San Bernardino Silver Bell Mine Site of Mormon Stockade Site of Ragtown Site of the Battle of Chino Site of U.S. Rabbit Experimental Station Slash X Ranch Soda Springs - Zzyzx Mineral Springs Stoddard Wells Road Stoddard-Waite Monument Summit Train Station Sycamore Grove Tapia Adobe Site The Arrowhead Landmark The California Gold Rush The Daley Road The Desert Studies Center The Desert Trail The First Vineyards The Greenspot Market The Harvey House The I.W.Lord Home The Integratron The Lafourcade Family and its Winery The Last Indian Fight in Southern California The Masi Brother's Winery The Mojave Road The Mormon Trail The Old Spanish Trail The Story of Route 66 The Vintners Walk Thorn Train Siding To Jedediah Smith Tonopah and Tidewater Railroad Shops Town of Calico Upland Public Library Valley Wells Veterans' Monument Project Vietnam Memorial Rose Garden Von Schmidt State Boundary Monument Waiting Station Walters Store & House Warren's Well Waterman Junction Becomes Barstow 1886 WCTU Fountain Welcome to the Trona Pinnacles Western Expansion Who Has Lived Here? William McKinley World’s First McDonald’s World’s Tallest Thermometer Worth Bagley Stone Wyatt Earp Yorba-Slaughter Adobe Yucaipa Adobe Yucaipa Rancheria
California was once a part of Mexico before it became a U.S. state. Mexico gained independence from Spain in 1821 and California became a Mexican territory. However, in 1846, the U.S. declared war on Mexico and after a brief conflict, California was ceded to the U.S. as a part of the Treaty of Guadalupe Hidalgo in 1848.
San Bernardino County is located in Southern California and has a rich history that dates back thousands of years. The area was home to Native American tribes such as the Serrano and Cahuilla tribes, who lived off the land and had a close connection to their surroundings. European explorers reached the area in the late 18th century, with Spanish missionaries creating missions and settlements in the region.

In the early 19th century, the area became part of Mexico following its independence from Spain. It was during this time that San Bernardino County got its name, named after the Mission San Bernardino established by the Spanish. However, the Mexican influence in the region was short-lived, as the United States acquired the land as part of the Treaty of Guadalupe Hidalgo in 1848, which ended the Mexican-American War.

With the arrival of American settlers in the mid-19th century, San Bernardino County's population began to grow rapidly. The discovery of gold in the nearby Calico Mountains in the 1880s attracted prospectors and fortune-seekers to the area. The growth of the mining industry brought wealth and development to the county. In addition to mining, agriculture also played a significant role in the county's economy, with citrus groves and vineyards becoming prominent.

The county experienced a boom in the mid-20th century with the development of transportation and defense industries. The construction of Route 66 in the 1920s and the opening of the San Bernardino International Airport in the 1940s contributed to the growth of trade and travel. During World War II, military installations were established in the county, creating employment opportunities and boosting the local economy. Today, San Bernardino County is one of the largest counties in the United States by area and continues to be a hub for various industries, including logistics, manufacturing, and tourism.

This timeline provides a concise overview of the key events in the history of San Bernardino County, California.

  • 1810: San Bernardino County is established as part of Mexico's Alta California territory.
  • 1848: The Treaty of Guadalupe Hidalgo is signed, transferring ownership of San Bernardino County to the United States.
  • 1851: San Bernardino County is officially recognized as a county in the state of California.
  • 1860: Silver mining booms in the region, leading to a population increase and economic growth.
  • 1883: The Southern Pacific Railroad arrives in San Bernardino, boosting trade and transportation in the area.
  • 1906: The National Old Trails Road, a precursor to Route 66, is established, further enhancing road travel through the county.
  • 1940: The construction of military bases in the county, such as the Marine Corps Air Station in Twentynine Palms, supports the war effort during World War II.
  • 1966: The completion of Interstate 10 makes San Bernardino County a key transportation corridor connecting Southern California to the rest of the country.
  • 1989: The devastating Loma Prieta earthquake in neighboring Northern California prompts increased earthquake preparedness efforts in San Bernardino County.