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Old Maps of Unincorporated Santa Monica Mountains, California for Hiking & Exploration

Hike through history with 72 historic maps of Unincorporated Santa Monica Mountains. Explore old trails, ghost towns, and forgotten backroads — perfect for outdoor adventurers and local explorers.

  • Rediscover forgotten places: Map out old mining camps, roads, and footpaths that no longer exist on modern maps.
  • Layer with modern tools: Combine with LiDAR or satellite views to plan hikes through historical terrain.
  • Made for exploration: Popular among hikers, overlanders, and local history lovers.

Use these maps to find adventure and explore the hidden past of Unincorporated Santa Monica Mountains.

Unincorporated Santa Monica Mountains, CA maps

(72)
  1. 1900 Map of Triunfo Pass
    1900 Map of Triunfo Pass
    1900 Triunfo Pass
    1900 Print · USGS
    In the final year of the nineteenth century, the coast between Ventura and Los Angeles remained a series of massive ranchos and canyons. Genealogists and historians can trace early settlements like Newbury Park and Vejor, or follow the ancient Boundary Line across the Santa Monica Mountains.
    2 unique versions available
  4. 1903 Map of Calabasas
    1903 Map of Calabasas
    1903 Calabasas
    1903 Print · USGS
    The northern reaches of the Santa Monica Mountains and the western San Fernando Valley are shown here at the turn of the century. Genealogists and historians can trace early ranch boundaries like Encino and Las Virgenes, or locate the original sites of Grape Arbor and the Chatsworth Park Branch railroad.
    8 unique versions available
  7. 1903 Map of Camulos
    1903 Map of Camulos
    1903 Camulos
    1903 Print · USGS
    Southern California at the dawn of the twentieth century shows a landscape of ranchos and early rail towns. Trace the old routes through Simi and Camulos, or locate vanished stops like Ternez Siding and the coastal piers at Port Los Angeles.
    5 unique versions available
  10. 1921 Map of Triunfo Pass
    1921 Map of Triunfo Pass
    1921 Triunfo Pass
    1921 Print · USGS
    The coastal canyons and mountain passes of Ventura and Los Angeles counties are captured here at the turn of the century. Genealogists and historians can trace early settlements at Newbury Park and Triunfo, or follow the rugged drainage of Dume Canyon to the sea.
    3 unique versions available
  13. 1928 Map of Dry Canyon
    1928 Map of Dry Canyon
    1928 Dry Canyon
    1928 Print · USGS
    The western edge of the San Fernando Valley appears here in the late twenties, balancing between historic ranch lands and early townsite development. Trace the early streets of Owensmouth and Girard, or locate the rural Calabasas School and the original path of Mulholland Highway.
  16. 1928 Map of Topanga Canyon
    1928 Map of Topanga Canyon
    1928 Topanga Canyon
    1928 Print · USGS
    Along the Los Angeles coast in the late twenties, the shoreline was a string of ranch lands and early social colonies. Trace the development of Pacific Palisades and Castellammare or find early landmarks like Trippet Ranch and the Pacific Palisades Auto Camp.
    3 unique versions available
  19. 1929 Map of Dume Point
    1929 Map of Dume Point
    1929 Dume Point
    1929 Print · USGS
    The Malibu coast and Santa Monica Mountains appear here in the late twenties, before the arrival of modern density. Genealogists and historians can trace early family holdings like Filbert Ranch, locate the Decker Sch, and find the Madley Trading Post.
  22. 1929 Map of Dry Canyon
    1929 Map of Dry Canyon
    1929 Dry Canyon
    1929 Print · USGS
    Los Angeles County canyon country appears here in the late twenties, during a period of early mountain settlement and survey refinement. Researchers can locate family landmarks like Calabasas Highlands, the Calabasas Sch, and early trail hubs such as Brents Junction.
  25. 1929 Map of Vejor
    1929 Map of Vejor
    1929 Vejor
    1929 Print · USGS
    The western edges of Los Angeles County appear as a rural landscape of canyons and country clubs during the late twenties. Trace early mountain settlements like Cornell and Picture City, or find local landmarks such as Malibu Lake and the Las Virgenes Sch.
  28. 1929 Map of Solstice Canyon
    1929 Map of Solstice Canyon
    1929 Solstice Canyon
    1929 Print · USGS
    The Santa Monica coastline appears in its early stages of development during the late twenties. Researchers can trace the original State Highway Route No 60 and find early settlements like Malibu Vista and El Nido.
  31. 1932 Map of Las Flores
    1932 Map of Las Flores
    1932 Las Flores
    1932 Print · USGS
    Coastal Los Angeles County appears at the dawn of the 1930s as a series of isolated canyon outposts and emerging beach colonies. Historians and researchers can trace the early layouts of Malibu Beach, Stunts Ranch, and Topanga while exploring the original path of the State Highway.
    2 unique versions available
  34. 1932 Map of Dume Point
    1932 Map of Dume Point
    1932 Dume Point
    1932 Print · USGS
    Coastal Malibu was a realm of private ranches and narrow mountain roads in the years before the Pacific Coast Highway’s modern expansion. Genealogists and local historians can trace family-named landmarks like Rindge Ranch, the remote Decker Sch, and the Malibu Trading Sta near the shore.
    2 unique versions available
  37. 1932 Map of Seminole
    1932 Map of Seminole
    1932 Seminole
    1932 Print · USGS
    The Santa Monica Mountains and Las Virgenes interior are captured here in the early thirties, showing the rural foothills before modern development. Trace early canyon settlements and school sites like Malibu Junction, Picture City, and Cornell Sch.
    2 unique versions available
  40. 1932 Map of Russell Valley
    1932 Map of Russell Valley
    1932 Russell Valley
    1932 Print · USGS
    The western Santa Monica Mountains and the ranch lands of the early 1930s are captured here as the region began to modernize. Researchers can trace early transport routes like Decker Road and the original Ventura Highway through Russell Valley.
    2 unique versions available
  43. 1932 Map of Arroyo Sequit
    1932 Map of Arroyo Sequit
    1932 Arroyo Sequit
    1932 Print · USGS
    Coastal Los Angeles County is captured here in the early thirties, showing the rugged intersection of the mountains and the sea. Trace early transit routes along the State Highway and follow the natural paths of Arroyo Sequit Creek and Nicholas Canyon.
    3 unique versions available
  46. 1932 Map of Dry Canyon
    1932 Map of Dry Canyon
    1932 Dry Canyon
    1932 Print · USGS
    The western San Fernando Valley appears in the early thirties as a landscape of large ranchos and nascent mountain communities. Genealogists and historians can trace the early footprints of Calabasas, the rural Calabasas School, and the winding Mulholland Highway.
    3 unique versions available
  49. 1932 Map of Solstice Canyon
    1932 Map of Solstice Canyon
    1932 Solstice Canyon
    1932 Print · USGS
    The Santa Monica Mountains meet the Pacific in the early 1930s, documenting a era of coastal ranches and new canyon communities. Researchers can trace the original footprints of The Crags Country Club, Perret Ranch, and El Nido before mid-century growth.
    2 unique versions available
  52. 1943 Map of Triunfo Pass
    1943 Map of Triunfo Pass
    1943 Triunfo Pass
    1943 Print · USGS
    The Conejo Valley and Santa Monica Mountains are shown here during the early war years, when ranching and small coastal outposts defined the region. Local researchers can locate family landholdings like Fillmore Ranch or trace the early development of the Thousand Oaks Community and Newbury Park.
  55. 1944 Map of Calabasas
    1944 Map of Calabasas
    1944 Calabasas
    1944 Print · USGS
    Mid-century Los Angeles County unfolds here, showing the grid of the San Fernando Valley meeting the Santa Monica Mountains. Trace old ranch boundaries at Platt Ranch or locate early landmarks like the Will Rogers Memorial and Topanga Lookout.
  58. 1949 Map of Los Angeles
    1949 Map of Los Angeles
    1949 Los Angeles
    1949 Print · USGS
    Southern California and the South Coast appear at the onset of the post-war boom, from the Channel Islands to the Mojave Desert. Trace early aviation sites like Lockheed Air Terminal and mining history at the Redrock Quicksilver Mine and Redrover Mine.
    2 unique versions available
  61. 1949 Map of Long Beach
    1949 Map of Long Beach
    1949 Long Beach
    1949 Print · USGS
    Southern California at the start of the post-war boom shows the rapid development of the Los Angeles basin and the South Bay. Genealogists and historians can trace the evolution of early suburbs like Gardena and Lynwood or the coastal defenses at Ft MacArthur Lower Reservation.
    2 unique versions available
  64. 1949 Map of Triunfo Pass, 1958 Print
    1949 Map of Triunfo Pass, 1958 Print
    1949 Triunfo Pass
    1958 Print · USGS
    The coastal Santa Monica Mountains meet the Pacific in the late 1940s, showing a landscape of deep canyons and early highway development. Genealogists and historians can locate rural landmarks like Yerba Buena Sch, the Triunfo Lookout, and the seaside Solromar.
    3 unique versions available
  67. 1950 Map of Triunfo Pass
    1950 Map of Triunfo Pass
    1950 Triunfo Pass
    1950 Print · USGS
    The coastal Santa Monica Mountains come into focus just after the war as new highways begin to carve through the canyons. Genealogists and hikers can trace the original locations of Yerba Buena Sch, Solromar, and the Triunfo Lookout.
    2 unique versions available
  70. 1950 Map of Thousand Oaks, 1955 Print
    1950 Map of Thousand Oaks, 1955 Print
    1950 Thousand Oaks
    1955 Print · USGS
    Thousand Oaks and the surrounding ranch lands are shown here in the early fifties, just as the regional highway network began to modernize. Researchers can locate early community hubs like Triunfo Corner, Greenwich Village, and the Conejo Sch.
    5 unique versions available
  73. 1950 Map of Malibu Beach, 1955 Print
    1950 Map of Malibu Beach, 1955 Print
    1950 Malibu Beach
    1955 Print · USGS
    Coastal Los Angeles County at mid-century reveals a landscape of private ranches and mountain retreats tucked into the canyons. Researchers can trace early property lines and landmarks like Century Ranch, the Salvation Army Camp, and Las Flores.
    7 unique versions available
Showing maps 1-25 of 72

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Frequently asked questions

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