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1900-1909 Maps of San Diego, California

Explore 9 historic maps of San Diego from 1900-1909. 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 San Diego'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 San Diego's history through authentic maps from the 1900s. This is your window into the past.

San Diego, CA maps

(9)
  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 San Diego
    1904 Map of San Diego
    1904 San Diego
    1904 Print · USGS
    San Diego and its harbor are captured here in the early twentieth century, showing a coastal landscape defined by ranchos and early rail lines. Researchers can trace the development of National City, locate the original grounds of Ft. Rosecrans, and see the early layout of Chulavista.
    9 unique versions available
  25. 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
End of results
Showing maps 1-9 of 9

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Frequently asked questions

  • What are the different types of historical maps available for San Diego?
  • What is the oldest map of San Diego?
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  • Are there historical topographic maps available for San Diego?
  • Is there historical aerial imagery available for San Diego?
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