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Old Maps of Glendora, California for Academic Research

Study the evolution of Glendora with 34 high-resolution historic maps. Whether you're teaching, researching, or modeling changes in land use, these maps provide essential visual documentation of urban, environmental, and geographic change.

  • Analyze long-term change: Track patterns in development, transportation, and natural features.
  • Ideal for environmental or urban studies: Support academic projects with primary historical map data.
  • Use in the classroom or lab: Educators and researchers rely on these maps to bring historical context to life.

These maps are a powerful tool for teaching, research, and visualizing how Glendora has changed over the decades.

Glendora, CA maps

(34)
  1. 1894 Map of Pomona, 1960 Print
    1894 Map of Pomona, 1960 Print
    1894 Pomona
    1960 Print · USGS
    The eastern San Gabriel Valley is shown here in the 1890s, when the orchard economy and railroads were first reshaping the landscape. Genealogists and historians can trace early settlements and rail stops like Lordsburg, Alosta, and Rowland Siding.
  4. 1897 Map of Pomona
    1897 Map of Pomona
    1897 Pomona
    1897 Print · USGS
    The San Gabriel Valley is captured here in the late nineteenth century as a patchwork of citrus-growing colonies and emerging rail towns. Genealogists and historians can trace early property lines and settlements like Lordsburg, Alosta, and Spadra along the Covina Branch line.
  7. 1898 Map of Pomona
    1898 Map of Pomona
    1898 Pomona
    1898 Print · USGS
    The San Gabriel Valley is captured here during its late nineteenth-century rail boom, before the suburban expansion of the Los Angeles basin. Genealogists can trace the early streets of Pomona, Lordsburg, and San Dimas along the busy Southern Pacific Railroad.
    2 unique versions available
  10. 1901 Map of Southern California Sheet No. 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
  13. 1904 Map of Pomona
    1904 Map of Pomona
    1904 Pomona
    1904 Print · USGS
    The eastern San Gabriel Valley is shown here at the turn of the century as a burgeoning network of citrus towns and vital rail lines. Genealogists can trace early homesteads and vanished stops such as Lordsburg, Alosta, and the Rowland Siding along the Southern Pacific RR.
    7 unique versions available
  16. 1904 Map of Southern California Sheet No. 1, 1905 Print
    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
  19. 1927 Map of Glendora
    1927 Map of Glendora
    1927 Glendora
    1927 Print · USGS
    The citrus-growing region of eastern Los Angeles County is captured here in the late twenties, showing the intersection of agricultural wealth and new mountain management. Genealogists and researchers can trace property lines near Glendora and San Dimas using landmarks like Citrus Union High School and the Pacific Electric rail line.
    2 unique versions available
  22. 1928 Map of La Verne
    1928 Map of La Verne
    1928 La Verne
    1928 Print · USGS
    In the mid-1920s, the foothill communities east of Los Angeles were emerging from their agricultural roots into structured townsites. Researchers can trace the early Pacific Electric rail lines and locate local landmarks such as Bonita High School and the Cem in La Verne.
    2 unique versions available
  25. 1933 Map of Glendora
    1933 Map of Glendora
    1933 Glendora
    1933 Print · USGS
    The San Gabriel Mountains come into focus during the early 1930s as vital water infrastructure begins to reshape the canyons. Researchers can trace early engineering feats at Morris Dam and Big Dalton Dam or locate the Kelsey Mine.
  28. 1933 Map of La Verne and Evey Canyon
    1933 Map of La Verne and Evey Canyon
    1933 La Verne and Evey Canyon
    1933 Print · USGS
    The northern reaches of the San Gabriel Valley met the mountain wilderness in the early thirties. Trace early forest infrastructure and recreation spots like Wolfskill Camp, the San Dimas Lookout, and the newly constructed San Dimas Dam.
  31. 1939 Map of Glendora
    1939 Map of Glendora
    1939 Glendora
    1939 Print · USGS
    The San Gabriel Valley is captured here during a period of transition between its agricultural roots and suburban growth in the late thirties. Researchers can trace historic rail lines like the Pacific Electric and locate vanished institutions including Carlin Military Academy and Charter Oak.
    3 unique versions available
  34. 1940 Map of La Verne
    1940 Map of La Verne
    1940 La Verne
    1940 Print · USGS
    La Verne and Claremont are captured here just before the mid-century population boom, showing a landscape defined by foothill canyons and early college campuses. Genealogists and historians can trace local landmarks like Scripps College, the Metropolitan Aqueduct, and Wolfskill Camp.
    4 unique versions available
  37. 1953 Map of San Bernardino
    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.
    2 unique versions available
  40. 1953 Map of Azusa, 1955 Print
    1953 Map of Azusa, 1955 Print
    1953 Azusa
    1955 Print · USGS
    The foothills of the San Gabriel Mountains meet the expanding suburban grids of Monrovia and Azusa during the early fifties. Local historians can trace the paths of the Pacific Electric and AT&SF RR near landmarks like Liveoak Cemetery and Westminster Gardens.
    2 unique versions available
  43. 1953 Map of Glendora, 1955 Print
    1953 Map of Glendora, 1955 Print
    1953 Glendora
    1955 Print · USGS
    The foothills of the San Gabriel Mountains meet the growing citrus-belt suburbs of Los Angeles County in the early fifties. Researchers can trace early school sites like Wilson Sch and the reach of the San Dimas Experimental Forest.
    3 unique versions available
  46. 1953 Map of Baldwin Park, 1955 Print
    1953 Map of Baldwin Park, 1955 Print
    1953 Baldwin Park
    1955 Print · USGS
    The San Gabriel Valley in the mid-fifties is captured here as orange groves and river washes give way to suburban sprawl. Researchers can trace the legacy of local schools and specialized facilities like St Johns School or the Sierra Lodge Sanitarium.
    2 unique versions available
  49. 1954 Map of San Dimas, 1956 Print
    1954 Map of San Dimas, 1956 Print
    1954 San Dimas
    1956 Print · USGS
    Eastern Los Angeles County appears at a moment of transition in the mid-fifties as suburban growth begins to surround the area's agricultural roots. Researchers can trace historic schools and cemeteries, from Evergreen Cemetery to the Naval Ordnance Plant and Diamond Bar Ranch.
    2 unique versions available
  52. 1956 Map of San Bernardino
    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.
  55. 1957 Map of San Bernardino
    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.
  58. 1958 Map of San Bernardino, 1975 Print
    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.
  61. 1959 Map of San Bernardino
    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.
  64. 1966 Map of San Bernardino
    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.
  67. 1966 Map of Baldwin Park, 1967 Print
    1966 Map of Baldwin Park, 1967 Print
    1966 Baldwin Park
    1967 Print · USGS
    The San Gabriel Valley is captured during its mid-century transition from industrial riverbed to suburban expanse. Researchers can trace the development of La Puente and Covina alongside specialized sites like the El Encanto Sanitarium and Oakdale Memorial Park.
    5 unique versions available
  70. 1966 Map of San Dimas, 1967 Print
    1966 Map of San Dimas, 1967 Print
    1966 San Dimas
    1967 Print · USGS
    The San Gabriel Valley suburbs were expanding rapidly in the mid-sixties, encircling the high ground of the San Jose Hills. Genealogists and researchers can trace the institutional growth of the era at Cal Poly, Pacific State Hospital, and Sacred Heart Ch.
    4 unique versions available
  73. 1966 Map of Glendora, 1968 Print
    1966 Map of Glendora, 1968 Print
    1966 Glendora
    1968 Print · USGS
    The San Gabriel foothills transitioned from citrus groves to suburban sprawl in the mid-sixties. Researchers can trace the layout of Glendora, the path of the Atchison Topeka and Santa Fe rail line, and the US Naval Ordnance Testing Station on Morris Reservoir.
    2 unique versions available
Showing maps 1-25 of 34

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