1900s (20th Century) Maps of Dunlap Acres, Yucaipa

1. 1901 Map of Southern California Sheet No. 1

   

   1901 Southern California Sheet No. 1

   1901 Print · USGS

   Greater Los Angeles at the dawn of the twentieth century is a landscape of growing citrus towns and a burgeoning rail network. Genealogists and historians can trace the early gridded streets of Hollywood and Pasadena or locate landmarks like Bear Lake and the Cahuilla Indian Reservation.

   6 unique versions available

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4. 1901 Map of Redlands

   

   1901 Redlands

   1901 Print · USGS

   Redlands and the San Bernardino valley are seen here at the turn of the century as agriculture and rail networks began to reshape the landscape. Genealogists and historians can trace early irrigation ditches like the Zanja or locate vanished landmarks like the Asylum and Harlem Springs.

   9 unique versions available

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7. 1904 Map of Southern California Sheet No. 1, 1905 Print

   

   1904 Southern California Sheet No. 1

   1905 Print · USGS

   Southern California at the dawn of the twentieth century shows a landscape of citrus groves and coastal towns connected by rail. Genealogists and historians can trace early settlements like San Juan Capistrano, find remote sites like the Rose Mine, and study the original water systems of the Santa Ana River.

   2 unique versions available

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10. 1953 Map of San Bernardino

    

    1953 San Bernardino

    1953 Print · USGS

    Southern California underwent massive post-war growth as suburban sprawl reached the foothills of the San Bernardino Mountains. Genealogists and historians can trace the rail-and-road roots of the Inland Empire through the Union Pacific RR and Lake Arrowhead resorts.

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13. 1954 Map of Yucaipa, 1955 Print

    

    1954 Yucaipa

    1955 Print · USGS

    In the mid-1950s, the citrus groves and mountain foothills of eastern San Bernardino County supported growing communities like Yucaipa and Mentone. Genealogists and historians can trace local landmarks such as Jackson Ranch, Greenleaf School, and the old Southern Pacific rail line.

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16. 1954 Map of Redlands, 1960 Print

    

    1954 Redlands

    1960 Print · USGS

    The Inland Empire is shown at a mid-century peak of citrus production and mountain development. Genealogists can locate family landmarks from Harlem Springs to Yucaipa, including the San Gabriel Mission Asistencia and University of Redlands.

    3 unique versions available

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19. 1956 Map of San Bernardino

    

    1956 San Bernardino

    1956 Print · USGS

    Southern California's Inland Empire and High Desert come into focus in the mid-fifties as agriculture gives way to suburban and military growth. Trace early rail lines like the Pacific Electric or find remote landmarks like Camp Rock Mine and George AFB.

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22. 1957 Map of San Bernardino

    

    1957 San Bernardino

    1957 Print · USGS

    Southern California's Inland Empire and High Desert met during the postwar expansion of the late fifties. Genealogists and historians can trace the growth of San Bernardino and Redlands alongside remote landmarks like Edwards AFB and the Camp Rock Mine.

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25. 1958 Map of San Bernardino, 1975 Print

    

    1958 San Bernardino

    1975 Print · USGS

    Southern California’s Inland Empire and High Desert come into focus during the mid-century boom, showing the rise of suburbs and massive military installations. Researchers can trace the rail networks of the Union Pacific RR or locate landmarks like Norton AFB and Big Bear Lake.

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28. 1959 Map of San Bernardino

    

    1959 San Bernardino

    1959 Print · USGS

    Southern California underwent a massive transformation in the late fifties as suburban growth and military power reshaped the desert and valley. Researchers can trace the legacy of the Union Pacific Railroad and locate early footprints of Joshua Tree National Monument and Edwards Air Force Base.

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31. 1966 Map of San Bernardino

    

    1966 San Bernardino

    1966 Print · USGS

    The San Bernardino Valley and Mojave Desert met during a period of massive military and suburban growth in the mid-sixties. Genealogists and historians can trace the development of Edwards Air Force Base, old desert mines like the Bagdad Chase Mine, and mountain communities near Big Bear Lake.

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34. 1967 Map of Yucaipa, 1968 Print

    

    1967 Yucaipa

    1968 Print · USGS

    The Yucaipa Valley is captured in the late 1960s during a period of rapid suburban expansion near the foothills of the San Bernardino Mountains. Researchers can trace development through old schools like Yucaipa High Sch and landmarks such as the Crafton Hills Airport.

    4 unique versions available

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37. 1982 Map of San Bernardino, 1983 Print

    

    1982 San Bernardino

    1983 Print · USGS

    The Inland Empire and San Gabriel Valley met at a peak of suburban and industrial expansion in the early eighties. Researchers can trace the massive rail infrastructure through Cajon Pass and locate landmarks like Norton Air Force Base or the Fontana International Raceway.

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40. 1996 Map of Yucaipa, 1999 Print

    

    1996 Yucaipa

    1999 Print · USGS

    Yucaipa and the Inland Empire's eastern edge are captured here during a period of significant growth in the late nineties. Local researchers can trace residential expansion around Calimesa, the grounds of Crafton Hills College, and landmarks like Morton Peak.

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