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Old Maps of El Cajon, California for Genealogy

Trace your family roots with 26 historic maps of El Cajon. These high-res maps reveal old neighborhoods, homesites, landmarks, and streets — helping you uncover where your ancestors lived and how the area evolved over time.

  • Explore historic neighborhoods: Identify where your relatives may have lived in the 1800s or 1900s.
  • Compare maps over time: Trace the changes in streets, buildings, and landmarks for multi-generational research.
  • Perfect for genealogy & ancestry research: Used by family historians and researchers to map out lineage and migration.

These maps are an incredible resource for exploring your personal connection to El Cajon's past.

El Cajon, CA maps

(26)
  1. 1893 Map of El Cajon
    1893 Map of El Cajon
    1893 El Cajon
    1893 Print · USGS
    Eastern San Diego County was a landscape of ambitious water engineering and early rail expansion in the 1890s. Genealogists can trace the rural roots of El Cajon, Lakeside, and Santee while following the path of the San Diego Flume.
    2 unique versions available
  4. 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.
  7. 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
  10. 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
  13. 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
  16. 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
  19. 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
  22. 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
  25. 1942 Map of La Mesa
    1942 Map of La Mesa
    1942 La Mesa
    1942 Print · USGS
    San Diego and La Mesa appear here in the early 1940s, showing a landscape of growing residential neighborhoods and rugged canyon terrain. Genealogists and historians can trace numerous early schools like Hoover High Sch, the grounds of State College, and the historic Mission San Diego.
  28. 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.
  31. 1947 Map of La Mesa
    1947 Map of La Mesa
    1947 La Mesa
    1947 Print · USGS
    San Diego's eastern suburbs were rapidly expanding in the late 1930s and 1940s as residential blocks pushed toward the foothills. Trace the early development of Normal Hts and State College alongside landmarks like the Murray Reservoir and Grantville.
    2 unique versions available
  34. 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.
  37. 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.
  40. 1953 Map of La Mesa, 1955 Print
    1953 Map of La Mesa, 1955 Print
    1953 La Mesa
    1955 Print · USGS
    The eastern edge of San Diego and La Mesa are captured during a period of mid-century suburban expansion. Genealogists and local historians can trace neighborhood growth through San Diego State College and local schools like Hoover High Sch.
    3 unique versions available
  43. 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.
  46. 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.
  49. 1955 Map of El Cajon, 1956 Print
    1955 Map of El Cajon, 1956 Print
    1955 El Cajon
    1956 Print · USGS
    El Cajon and the San Diego River valley are shown here in the mid-fifties, capturing a period of suburban growth among established ranches. Researchers can trace the San Diego and Arizona Eastern RR, locate the El Cajon Cemetery, or find long-standing landmarks like GILLESPIE FIELD.
    2 unique versions available
  52. 1958 Map of San Diego, 1961 Print
    1958 Map of San Diego, 1961 Print
    1958 San Diego
    1961 Print · USGS
    San Diego and its inland mountain ranges are captured here in the late fifties as coastal suburbs began to climb the mesas. Researchers can trace the mid-century footprint of Miramar Naval Air Station, the winding San Diego & Arizona Eastern Ry, and local landmarks like Cabrillo Nat Mon.
    4 unique versions available
  55. 1967 Map of El Cajon, 1969 Print
    1967 Map of El Cajon, 1969 Print
    1967 El Cajon
    1969 Print · USGS
    El Cajon and Santee are shown here during a period of rapid mid-century suburban expansion across the San Diego River valley. Researchers can trace the development of local landmarks like Gillespie Field, the El Cajon Cem, and Edgemoor Hospital.
    7 unique versions available
  58. 1967 Map of La Mesa, 1969 Print
    1967 Map of La Mesa, 1969 Print
    1967 La Mesa
    1969 Print · USGS
    San Diego and La Mesa expand rapidly into the canyons and mesas during the late sixties. Genealogists and historians can locate dozens of neighborhood schools, the newly built San Diego Stadium, and the historic Mission San Diego de Alcala.
    4 unique versions available
  61. 1979 Map of El Cajon
    1979 Map of El Cajon
    1979 El Cajon
    1979 Print · USGS
    Southern San Diego County and its mountain-to-desert transition are captured here in the late seventies. Researchers can trace the winding San Diego & Arizona Eastern RR, locate rural settlements like Jacumba, and explore the sprawling Cleveland National Forest.
    2 unique versions available
  64. 1979 Map of San Diego, 1980 Print
    1979 Map of San Diego, 1980 Print
    1979 San Diego
    1980 Print · USGS
    San Diego and the southern California coastline are shown in the late seventies as the region's modern layout became firmly established. Researchers can trace the extensive military footprint at Miramar and find local landmarks from Cabrillo National Monument to Mission Bay Park.
    3 unique versions available
  67. 1994 Map of La Mesa, 1998 Print
    1994 Map of La Mesa, 1998 Print
    1994 La Mesa
    1998 Print · USGS
    San Diego and La Mesa undergo significant mid-century suburban expansion as military and educational institutions anchor the landscape. Trace local development near San Diego State University, the historic Mission San Diego de Alcala, and Lake Murray.
  70. 1996 Map of El Cajon, 2001 Print
    1996 Map of El Cajon, 2001 Print
    1996 El Cajon
    2001 Print · USGS
    The valleys of East County were well-established suburban hubs by the late nineties. Genealogists and local historians can trace family-named sites and landmarks like Edgemoor Hospital, Cajon Speedway, and Lindo Lake.
  73. 2021 Map of La Mesa, 2021 Print
    2021 Map of La Mesa, 2021 Print
    2021 La Mesa
    2021 Print · USGS
    The San Diego interior and its neighboring cities are captured here in the contemporary era as suburban development meets the ridges of the Peninsular Ranges. Researchers can trace the boundaries of San Diego and La Mesa while locating landmarks like Murray Reservoir and San Diego State University.
Showing maps 1-25 of 26

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