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1940s Maps of San Diego County, California

Explore 84 historic maps of San Diego County from the 1940s. These maps offer a rare glimpse into what life looked like during the 1940s — 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 County's landscape evolved across the 1940s, 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 1940s, 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 County's history through authentic maps from the 1940s. This is your window into the past.

San Diego County, CA maps

(84)
  1. 1941 Map of Clark Lake, 1956 Print
    1941 Map of Clark Lake, 1956 Print
    1941 Clark Lake
    1956 Print · USGS
    Covers San Diego County, including Borrego Springs, Riverside County, and other nearby areas
  4. 1941 Map of Margarita Peak, 1961 Print
    1941 Map of Margarita Peak, 1961 Print
    1941 Margarita Peak
    1961 Print · USGS
    Covers San Diego County, including Oceanside, Fallbrook, and other nearby areas
  7. 1942 Map of Poway Valley
    1942 Map of Poway Valley
    1942 Poway Valley
    1942 Print · USGS
    Covers San Diego County, including San Diego, Santee, and other nearby areas
    2 unique versions available
  10. 1942 Map of Barrel Spring
    1942 Map of Barrel Spring
    1942 Barrel Spring
    1942 Print · USGS
    Covers San Diego County, including Ocotillo Wells, Little Borrego, and other nearby areas
    2 unique versions available
  13. 1942 Map of Lake Elsinore
    1942 Map of Lake Elsinore
    1942 Lake Elsinore
    1942 Print · USGS
    Covers San Diego County, including Murrieta, Menifee, and other nearby areas
  16. 1942 Map of Agua Dulce
    1942 Map of Agua Dulce
    1942 Agua Dulce
    1942 Print · USGS
    Covers San Diego County, including Salton City, Oasis, and other nearby areas
  19. 1942 Map of Clark Lake
    1942 Map of Clark Lake
    1942 Clark Lake
    1942 Print · USGS
    Covers San Diego County, including Borrego Springs, Riverside County, and other nearby areas
    2 unique versions available
  22. 1942 Map of Margarita Peak
    1942 Map of Margarita Peak
    1942 Margarita Peak
    1942 Print · USGS
    Covers San Diego County, including Oceanside, Fallbrook, and other nearby areas
  25. 1942 Map of La Mesa
    1942 Map of La Mesa
    1942 La Mesa
    1942 Print · USGS
    Covers San Diego County, including San Diego, El Cajon, and other nearby areas
  28. 1942 Map of San Juan Capistrano
    1942 Map of San Juan Capistrano
    1942 San Juan Capistrano
    1942 Print · USGS
    Covers San Diego County, including San Clemente, Laguna Niguel, and other nearby areas
  31. 1942 Map of Temecula
    1942 Map of Temecula
    1942 Temecula
    1942 Print · USGS
    Covers San Diego County, including Oceanside, Temecula, and other nearby areas
  34. 1942 Map of Oceanside
    1942 Map of Oceanside
    1942 Oceanside
    1942 Print · USGS
    Covers San Diego County, including Oceanside, Carlsbad, and other nearby areas
  37. 1942 Map of Potrero
    1942 Map of Potrero
    1942 Potrero
    1942 Print · USGS
    Covers San Diego County, including Tecate, Villa del Campo, and other nearby areas
  40. 1942 Map of Escondido
    1942 Map of Escondido
    1942 Escondido
    1942 Print · USGS
    Covers San Diego County, including San Diego, Oceanside, and other nearby areas
  43. 1942 Map of Point Loma
    1942 Map of Point Loma
    1942 Point Loma
    1942 Print · USGS
    Covers San Diego County, including San Diego, National City, and other nearby areas
    2 unique versions available
  46. 1942 Map of El Cajon
    1942 Map of El Cajon
    1942 El Cajon
    1942 Print · USGS
    Covers San Diego County, including San Diego, El Cajon, and other nearby areas
  49. 1942 Map of Santiago Peak, 1943 Print
    1942 Map of Santiago Peak, 1943 Print
    1942 Santiago Peak
    1943 Print · USGS
    Covers San Diego County, including Irvine, Mission Viejo, and other nearby areas
    3 unique versions available
  52. 1942 Map of Borego, 1943 Print
    1942 Map of Borego, 1943 Print
    1942 Borego
    1943 Print · USGS
    Covers San Diego County, including Desert Lodge, Shelter Valley, and other nearby areas
    2 unique versions available
  55. 1942 Map of Campo, 1944 Print
    1942 Map of Campo, 1944 Print
    1942 Campo
    1944 Print · USGS
    Covers San Diego County, including Campo, El Hongo, and other nearby areas
  58. 1942 Map of Carrizo Mtn, 1944 Print
    1942 Map of Carrizo Mtn, 1944 Print
    1942 Carrizo Mtn
    1944 Print · USGS
    Covers San Diego County, including Ocotillo, Canebrake, and other nearby areas
    5 unique versions available
  61. 1942 Map of Jacumba, 1944 Print
    1942 Map of Jacumba, 1944 Print
    1942 Jacumba
    1944 Print · USGS
    Covers San Diego County, including La Rumorosa, Ejido Jacume, and other nearby areas
  64. 1942 Map of Cuyapaipe, 1944 Print
    1942 Map of Cuyapaipe, 1944 Print
    1942 Cuyapaipe
    1944 Print · USGS
    Covers San Diego County, including Mount Laguna, Big Ewiiaapaayp, and other nearby areas
    3 unique versions available
  67. 1942 Map of Ramona, 1947 Print
    1942 Map of Ramona, 1947 Print
    1942 Ramona
    1947 Print · USGS
    Covers San Diego County, including San Diego, Escondido, and other nearby areas
    2 unique versions available
  70. 1942 Map of Cuyamaca Peak, 1954 Print
    1942 Map of Cuyamaca Peak, 1954 Print
    1942 Cuyamaca Peak
    1954 Print · USGS
    Covers San Diego County, including Pine Valley, Descanso, and other nearby areas
    2 unique versions available
  73. 1943 Map of Santa Ysabel
    1943 Map of Santa Ysabel
    1943 Santa Ysabel
    1943 Print · USGS
    Covers San Diego County, including San Diego Country Estates, Julian, and other nearby areas
Showing maps 1-25 of 84

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Frequently asked questions

  • What are the different types of historical maps available for San Diego County?
  • What is the oldest map of San Diego County?
  • Where can I purchase historical maps of San Diego County for my home or office?
  • Where can I download high-res historical maps of San Diego County?
  • Are there historical topographic maps available for San Diego County?
  • Is there historical aerial imagery available for San Diego County?
  • Where are historical maps of San Diego County sourced from?