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1900s (20th Century) Maps of Poway, California

Explore 41 historic maps of Poway from the 1900s (20th Century). These maps offer a rare glimpse into what life looked like during the 1900s — showing old roads, neighborhoods, homes, and landmarks that have changed or disappeared over time.

Whether you're researching your family's past, planning a metal detecting trip, or studying how Poway's landscape evolved across the 1900s, these high-resolution maps are a powerful tool for exploring the history of this region.

  • Focus on a specific era: All maps on this page are from the 1900s, giving you a focused view of this time period.
  • See what’s changed: Compare century-old streets, trails, and buildings to today's modern landscape using overlays and satellite layers.
  • Research with precision: Use these maps for genealogy, historical research, land use analysis, or educational projects.
  • View, download, or print: Maps are fully viewable online in high resolution, and can be downloaded or printed for your own records.

Start exploring Poway's history through authentic maps from the 1900s. This is your window into the past.

Poway, CA maps

(41)
  1. 1901 Map of Elcajon
    1901 Map of Elcajon
    1901 Elcajon
    1901 Print · USGS
    San Diego's eastern valleys are shown at the turn of the century as agriculture and water infrastructure began to reshape the landscape. Trace the path of the San Diego Flume and its tunnels or the rail line serving Foster, Lakeside, and Elcajon.
  4. 1901 Map of Escondido
    1901 Map of Escondido
    1901 Escondido
    1901 Print · USGS
    Inland San Diego County was a landscape of citrus groves and cattle ranges at the dawn of the twentieth century. Genealogists can trace family footprints in early settlements like Escondido and Bernardo, or follow the rail path of the Southern California R. R. Escondido Branch.
    6 unique versions available
  7. 1901 Map of San Luis Rey
    1901 Map of San Luis Rey
    1901 San Luis Rey
    1901 Print · USGS
    Northern San Diego County is shown at the turn of the century as a landscape of sprawling ranchos, early coastal railroads, and secluded mountain valleys. Researchers can trace the routes of the California Southern RR or locate early settlements like De Luz, Pala, and the Temecula Indian Res.
    8 unique versions available
  10. 1903 Map of Cuyamaca
    1903 Map of Cuyamaca
    1903 Cuyamaca
    1903 Print · USGS
    Inland San Diego County at the turn of the century reveals a landscape defined by new water infrastructure and rail lines. Genealogists and historians can trace early settlements like Lakeside, Dulzura, and the remote Honey Springs Ranch along the international border.
    6 unique versions available
  13. 1903 Map of La Jolla
    1903 Map of La Jolla
    1903 La Jolla
    1903 Print · USGS
    Coastal San Diego at the turn of the century shows a landscape of deep canyons and emerging rail towns before the rapid expansion of the modern city. Genealogists and historians can trace early settlements like Old Town, Pacific Beach, and the inland community of Poway along the Southern California R. R.
    9 unique versions available
  16. 1903 Map of Elcajon
    1903 Map of Elcajon
    1903 Elcajon
    1903 Print · USGS
    San Diego's interior transitions from rail-linked valleys to high reservations at the turn of the century. Trace the path of the San Diego Flume and find vanished railroad stops like Foster and Moreno alongside the growing Elcajon Valley.
    5 unique versions available
  19. 1903 Map of Ramona
    1903 Map of Ramona
    1903 Ramona
    1903 Print · USGS
    San Diego County's high country and interior valleys are captured here at the start of the twentieth century, during a time of mountain ranching and early gold mining. Researchers can trace the early footprints of Julian, Ramona, and Mesa Grande, alongside the boundaries of the San Jacinto Forest Reserve.
    6 unique versions available
  22. 1904 Map of Southern California Sheet No. 2
    1904 Map of Southern California Sheet No. 2
    1904 Southern California Sheet No. 2
    1904 Print · USGS
    Southern California during the early 1900s shows the transition from vast ranchos to coastal rail towns. Genealogists and researchers can trace the Southern California R.R. through Oceanside, explore old land grants like Mission Viejo, and locate early settlements from Fallbrook to Julian.
    5 unique versions available
  25. 1930 Map of La Jolla, 1955 Print
    1930 Map of La Jolla, 1955 Print
    1930 La Jolla
    1955 Print · USGS
    Coastal San Diego was undergoing a rapid transformation in the early 1930s as military footprints and rail lines reshaped the landscape. Researchers can trace the early development of La Jolla and Pacific Beach or locate old sites like Camp Kearney and Merton.
    2 unique versions available
  28. 1939 Map of El Cajon, 1955 Print
    1939 Map of El Cajon, 1955 Print
    1939 El Cajon
    1955 Print · USGS
    El Cajon and the San Diego River valleys appear in the late thirties as a network of citrus groves, cattle ranches, and tribal lands. Genealogists and researchers can trace the early footprints of Santee, the Edgemoor County Farm, and the Daly Mine.
    2 unique versions available
  31. 1942 Map of Poway Valley
    1942 Map of Poway Valley
    1942 Poway Valley
    1942 Print · USGS
    Coastal San Diego's interior valleys and ranch lands are shown in the early 1940s as rural communities began to coalesce. Genealogists and researchers can trace the early layout of Poway, the site of Pomerado Sch, and the Emergency Landing Field at Scripps Ranch.
    2 unique versions available
  34. 1942 Map of Escondido
    1942 Map of Escondido
    1942 Escondido
    1942 Print · USGS
    Northern San Diego County is captured here in the early 1940s, showing the inland citrus and ranching valleys before major development. Researchers can locate early schoolhouses like Rincon Sch and trace the original Escondido Branch rail line.
  37. 1942 Map of El Cajon
    1942 Map of El Cajon
    1942 El Cajon
    1942 Print · USGS
    Inland San Diego County unfolds in the early 1940s, showing a landscape of working ranches and river valleys before modern development. Genealogists and historians can trace family-named lands like Peale Ranch and early institutions such as Dehesa Sch and the Daky Mine.
  40. 1942 Map of Ramona, 1947 Print
    1942 Map of Ramona, 1947 Print
    1942 Ramona
    1947 Print · USGS
    Northern San Diego County ranching and forest lands are detailed here during the mid-1940s. Local researchers can trace family-named sites like Silvano Ranch or explore the boundaries of the San Pasqual Indian Reservation and Mesa Grande.
    2 unique versions available
  43. 1947 Map of Ramona
    1947 Map of Ramona
    1947 Ramona
    1947 Print · USGS
    San Diego’s inland valleys and mountain ranges appear in detail during the late 1940s as ranching and forestry shaped the region. Genealogists and local historians can locate early homesteads like Vineyard Ranch and trace the boundaries of the Mesa Grande Ind Res or San Pasqual Indian Reservation.
  46. 1947 Map of El Cajon
    1947 Map of El Cajon
    1947 El Cajon
    1947 Print · USGS
    The San Diego River valley and its surrounding foothills appear in the late thirties, centered on the growing community of El Cajon. Genealogists and historians can trace family holdings like Fanita Ranch or locate the Indian Cem and Dehesa Sch in the southern hills.
  49. 1947 Map of Santa Ana, 1949 Print
    1947 Map of Santa Ana, 1949 Print
    1947 Santa Ana
    1949 Print · USGS
    Southern California is depicted here in the late forties, showing the expansion of the Inland Empire and the Orange County coast. Researchers can trace the early layout of Palm Springs or locate long-standing tribal lands like the Pala Indian Reservation and Rincon Indian Res.
  52. 1948 Map of Escondido, 1958 Print
    1948 Map of Escondido, 1958 Print
    1948 Escondido
    1958 Print · USGS
    Escondido and the surrounding valleys of San Diego County are captured here just after the war as agriculture and early suburban growth began to meet. Genealogists can locate family holdings like Cloverdale Ranch or trace the historic Bernardo Winery and the original A T & S F rail alignment.
    2 unique versions available
  55. 1949 Map of Escondido
    1949 Map of Escondido
    1949 Escondido
    1949 Print · USGS
    Post-war San Diego County comes to life as the city of Escondido expands into the surrounding Rincon Del Diablo. Genealogists and historians can trace old property lines and landmarks like the Bernardo Winery, Del Dios, and the Union Elementary Schools.
    2 unique versions available
  58. 1949 Map of Santa Ana
    1949 Map of Santa Ana
    1949 Santa Ana
    1949 Print · USGS
    Southern California underwent a profound transformation in the late 1940s as military installations and citrus groves shared the landscape. Researchers can trace early coastal growth at Laguna Beach, military history at Camp Pendleton, and the rail corridors of the Pacific Electric.
  61. 1950 Map of San Diego, 1954 Print
    1950 Map of San Diego, 1954 Print
    1950 San Diego
    1954 Print · USGS
    Coastal San Diego and the Baja California border region come alive in this mid-century survey. Trace the early layout of National City and Chula Vista, or locate historic landmarks like the San Diego and Arizona Eastern RR and Fort Rosecrans.
  64. 1952 Map of Poway Valley, 1954 Print
    1952 Map of Poway Valley, 1954 Print
    1952 Poway Valley
    1954 Print · USGS
    The Poway Valley of the early fifties is captured here as a rural landscape beginning its transition into a major suburban and military hub. Genealogists and local historians can trace early school sites like Pomerado Sch and Midland Sch alongside the expansive Miramar Naval Air Station Reservation.
    3 unique versions available
  67. 1954 Map of San Diego
    1954 Map of San Diego
    1954 San Diego
    1954 Print · USGS
    San Diego and the northern reaches of Baja California are captured here during a decade of rapid post-war growth and military expansion. Researchers can trace the mid-century shoreline of Mission Beach, find established tribal lands like Capitan Grande Indian Reservation, and follow the border crossing into Tijuana.
  70. 1954 Map of San Pasqual, 1957 Print
    1954 Map of San Pasqual, 1957 Print
    1954 San Pasqual
    1957 Print · USGS
    The valleys and peaks of San Diego County are captured here in the mid-1950s, showing a landscape of sprawling ranches and early aviation. Local historians can trace family-named sites like Fenton Ranch and find the Indian Cem near the San Pasqual Battlefield State Historical Monument.
    5 unique versions available
  73. 1955 Map of San Diego
    1955 Map of San Diego
    1955 San Diego
    1955 Print · USGS
    Southern California underwent massive growth in the post-war years, as suburban development pushed into the canyons and foothills. Researchers can trace the mid-century infrastructure of Lindbergh Field, the Otay River, and numerous sites like Lemon Grove.
Showing maps 1-25 of 41

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Frequently asked questions

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