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1940s Maps of Marine Corps Base Camp Pendleton, California

Explore 24 historic maps of Marine Corps Base Camp Pendleton 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 Marine Corps Base Camp Pendleton'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 Marine Corps Base Camp Pendleton's history through authentic maps from the 1940s. This is your window into the past.

Marine Corps Base Camp Pendleton, CA maps

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  1. 1941 Map of Margarita Peak, 1961 Print
    1941 Map of Margarita Peak, 1961 Print
    1941 Margarita Peak
    1961 Print · USGS
    San Diego's coastal ranch lands and backcountry peaks are captured here in the early forties, just before the landscape shifted toward major military use. Researchers can trace historic family estates like Rancho Santa Margarita and old rail stops along the AT&SF RR near De Luz Station.
  4. 1942 Map of Lake Elsinore
    1942 Map of Lake Elsinore
    1942 Lake Elsinore
    1942 Print · USGS
    In the early war years, this area of Riverside County remained a mix of mining outposts, large ranchos, and lakefront towns. Genealogists and historians can trace family properties like Lyne Ranch and Baker Ranch or follow the old Santa Fe Railroad past Terra Cotta and Willard.
  7. 1942 Map of Margarita Peak
    1942 Map of Margarita Peak
    1942 Margarita Peak
    1942 Print · USGS
    During the early years of World War II, this region of San Diego County remained a landscape of vast ranchos and scattered citrus groves. Genealogists can trace family holdings like Doville Ranch and community hubs including Deluz PO and the Horno Canyon CCC Camp.
  10. 1942 Map of San Juan Capistrano
    1942 Map of San Juan Capistrano
    1942 San Juan Capistrano
    1942 Print · USGS
    Coastal Orange and San Diego counties are captured here in the early 1940s as the classic California beach towns began to take shape. Genealogists and local historians can trace early settlements and transit hubs from San Juan Capistrano to the Villa Auto Camp and the CCC Camp near San Clemente.
  13. 1942 Map of Oceanside
    1942 Map of Oceanside
    1942 Oceanside
    1942 Print · USGS
    Northern San Diego County coastal life during the early 1940s is shown here along the Pacific shoreline. Researchers can trace the original footprints of Carlsbad, Encinitas, and Leucadia, or find family landmarks like Libby Sch and the San Luis Rey Mission.
  16. 1944 Map of Margarita Peak
    1944 Map of Margarita Peak
    1944 Margarita Peak
    1944 Print · USGS
    The northern reaches of San Diego County are documented here during the mid-1940s, highlighting the vast ranching estates and mountain canyons. Trace the path of the Atchison Topeka and Santa Fe railroad or locate legacy holdings like Rancho Santa Margarita and Doville Ranch.
  19. 1944 Map of Morro Hill
    1944 Map of Morro Hill
    1944 Morro Hill
    1944 Print · USGS
    The Los Padres National Forest high country is meticulously mapped in the mid-1940s, showing the intersection of Santa Barbara and Ventura counties. Historians can trace the isolation of the Apache School and the high-altitude Potrero Seco settlement.
  22. 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.
  25. 1947 Map of Oceanside, 1957 Print
    1947 Map of Oceanside, 1957 Print
    1947 Oceanside
    1957 Print · USGS
    The Southern California coast undergoes a military transformation in the years following World War II as Camp Pendleton expands. Researchers can trace the early layout of Oceanside and the intersection of the Coast Highway with the Atchison Topeka and Santa Fe railroad.
    2 unique versions available
  28. 1948 Map of San Luis Rey, 1955 Print
    1948 Map of San Luis Rey, 1955 Print
    1948 San Luis Rey
    1955 Print · USGS
    The North County coastline and San Luis Rey valley appear here in the late Forties during a period of steady post-war expansion. Researchers can trace the early footprints of Carlsbad and Oceanside, locate the Academy of the Little Flower, or find defunct Clay Pits near Agua Hedionda.
    3 unique versions available
  31. 1948 Map of San Clemente, 1958 Print
    1948 Map of San Clemente, 1958 Print
    1948 San Clemente
    1958 Print · USGS
    The Orange and San Diego county line met a rapidly changing landscape in the late 1940s as coastal development sat beside military expansion. Researchers can trace the early streets of San Clemente, the path of the Coast Highway, and the expansive Camp Joseph H Pendleton Naval Reservation.
    2 unique versions available
  34. 1948 Map of Las Pulgas Canyon, 1959 Print
    1948 Map of Las Pulgas Canyon, 1959 Print
    1948 Las Pulgas Canyon
    1959 Print · USGS
    The San Diego coast in the late 1940s reveals the expansion of Marine Corps training grounds over traditional rancho lands. Genealogists and historians can trace rail stops like Don and Cocklebur or find the Las Flores Mission Ruins near the Santa Margarita River.
    2 unique versions available
  37. 1948 Map of Morro Hill, 1960 Print
    1948 Map of Morro Hill, 1960 Print
    1948 Morro Hill
    1960 Print · USGS
    Coastal San Diego County appears here during the post-war buildup of the late 1940s, showing the massive integration of military and rail infrastructure. Genealogists and researchers can trace the early layout of Camp Pendleton, the Supply Depot, and the vanished stops of the Atchison Topeka and Santa Fe Railway at Ysidora.
  40. 1948 Map of Fallbrook, 1964 Print
    1948 Map of Fallbrook, 1964 Print
    1948 Fallbrook
    1964 Print · USGS
    Northern San Diego County appears here shortly after the war, showing the expansion of military lands over traditional ranching country. Researchers can find historical boundaries for Sky Ranch, the rural De Luz Sch, and the extensive Camp Joseph H Pendleton Naval Reservation.
  43. 1948 Map of San Onofre Bluff, 1966 Print
    1948 Map of San Onofre Bluff, 1966 Print
    1948 San Onofre Bluff
    1966 Print · USGS
    Coastal San Diego County is captured just after the war, showing the military and transit corridor along the Pacific. Researchers can trace the original route of the Santa Fe Highway and the Atchison Topeka and Santa Fe railroad as they skirt San Onofre Bluff near Agra.
  46. 1949 Map of San Luis Rey
    1949 Map of San Luis Rey
    1949 San Luis Rey
    1949 Print · USGS
    Coastal San Diego County is shown here in the late forties, just as the postwar boom began reshaping the shoreline between the naval reservation and the lagoons. You can trace the historic grounds of Mission San Luis Rey De Francia and locate landmarks like the Oceanside Municipal Airport and Rancho Guajome.
  49. 1949 Map of San Clemente
    1949 Map of San Clemente
    1949 San Clemente
    1949 Print · USGS
    The Orange and San Diego County line met at the Pacific shore in the late 1940s, just as this coastal region began its post-war transformation. Researchers can trace the early city streets of San Clemente, the path of the Atchison Topeka and Santa Fe, and the expansive Mission Viejo territory.
  52. 1949 Map of Fallbrook
    1949 Map of Fallbrook
    1949 Fallbrook
    1949 Print · USGS
    Northern San Diego County is shown just after the war, where military reservations and historic ranching estates meet. Genealogists and local historians can locate early homesteads like Sky Ranch and the De Luz Sch, or trace the winding Santa Margarita River.
    3 unique versions available
  55. 1949 Map of Morro Hill
    1949 Map of Morro Hill
    1949 Morro Hill
    1949 Print · USGS
    Coastal San Diego County appears in the late 1940s as a massive strategic hub during the early years of the Camp Joseph H Pendleton Naval Reservation. Genealogists and historians can trace the foundations of the Naval Hospital, the rail stop at Ysidora, and the original Home Ranch site.
    2 unique versions available
  58. 1949 Map of Oceanside
    1949 Map of Oceanside
    1949 Oceanside
    1949 Print · USGS
    Coastal San Diego County was undergoing a major military and industrial transition just after the war. Researchers can trace the early layout of Camp Pendleton, the rail activity at Fallbrook Junc, and the path of the original Coast Highway.
  61. 1949 Map of San Onofre Bluff
    1949 Map of San Onofre Bluff
    1949 San Onofre Bluff
    1949 Print · USGS
    The San Diego coastline at the dawn of the Cold War reveals the early footprint of the Camp Pendleton Naval Reservation. Genealogists and historians can trace the path of the Coast Highway and the Atchison Topeka and Santa Fe railroad through the old Santa Margarita y Las Flores rancho lands.
  64. 1949 Map of Las Pulgas Canyon
    1949 Map of Las Pulgas Canyon
    1949 Las Pulgas Canyon
    1949 Print · USGS
    Coastal San Diego County is captured here in the late Forties as the historic Santa Margarita Ranch lands were fully adapting to military life. You can trace the Atchison Topeka and Santa Fe Coast Highway past the Las Flores Mission Ruins and early outposts like Agra and Camp Pulgas.
    2 unique versions available
  67. 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.
  70. 1949 Map of Margarita Peak, 1958 Print
    1949 Map of Margarita Peak, 1958 Print
    1949 Margarita Peak
    1958 Print · USGS
    Coastal San Diego County was a landscape of military readiness and forest management just after the war. Researchers can trace the early boundaries of the Camp Joseph H Pendleton Naval Reservation and locate remote sites like Tenaja Ranch and Margarita Lookout.
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