Join Free

Old Maps of San Ramon, California for Genealogy

Trace your family roots with 40 historic maps of San Ramon. 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 San Ramon's past.

San Ramon, CA maps

(40)
  1. 1896 Map of Mt. Diablo, 1964 Print
    1896 Map of Mt. Diablo, 1964 Print
    1896 Mt. Diablo
    1964 Print · USGS
    The northern slopes of the Diablo Range come alive in the 1890s, where mining settlements like Nortonville and Somersville thrived alongside the Empire R. R. and Star Mine. Trace early rail lines, family landmarks, and the rural roots of Danville and San Ramon.
  4. 1897 Map of Concord
    1897 Map of Concord
    1897 Concord
    1897 Print · USGS
    The East Bay hills and valleys appear here in the late nineteenth century, just as railroads began to reshape the old rancho lands. Researchers can trace the original tracks of the California and Nevada R. R. and early settlements like Pacheco and Lafayette.
    6 unique versions available
  7. 1898 Map of Mt. Diablo
    1898 Map of Mt. Diablo
    1898 Mt. Diablo
    1898 Print · USGS
    Contra Costa County at the end of the nineteenth century was a rugged landscape of coal mining camps and cattle valleys. Genealogists and local historians can trace the early footprints of Nortonville, Stewartville, and the remote Star Mine nestled among the peaks of Monte del Diablo.
    7 unique versions available
  10. 1906 Map of Pleasanton
    1906 Map of Pleasanton
    1906 Pleasanton
    1906 Print · USGS
    The Livermore and Amador Valleys are captured here at the turn of the century as they transitioned from ranch lands to thriving rail hubs. Genealogists and historians can trace family locations near Mission San Jose, the old Dougherty Post Office, and the junction at Niles.
    5 unique versions available
  13. 1915 Map of Concord
    1915 Map of Concord
    1915 Concord
    1915 Print · USGS
    Contra Costa and Alameda counties are shown here just before the mid-century population boom, when the East Bay was a landscape of ranchos and rail stops. Genealogists can trace family footprints in small 1910s settlements like Moraga, Pacheco, and Lafayette.
    5 unique versions available
  16. 1941 Map of Pleasanton
    1941 Map of Pleasanton
    1941 Pleasanton
    1941 Print · USGS
    The Livermore Valley and East Bay hills are captured here in the early 1940s, showing a world of cattle ranchos and railroad towns. You can trace early landmarks like the Mission San Jose de Guadalupe, the Livermore Airport, and several rural one-room schoolhouses like Antone Sch.
  19. 1942 Map of Concord
    1942 Map of Concord
    1942 Concord
    1942 Print · USGS
    The East Bay interior was a landscape of expanding valley towns and deep-rooted ranching tracts in the early 1940s. Genealogists and historians can trace rail-era settlements like Concord, Lafayette, and Walnut Creek alongside local landmarks like St Marys College and Sherman Field.
  22. 1943 Map of Pleasanton
    1943 Map of Pleasanton
    1943 Pleasanton
    1943 Print · USGS
    The Livermore and Amador Valleys are captured during the early 1940s, showing a landscape of ranching, railroads, and early institutional development. Genealogists and historians can locate old schools like Stonybrook Sch and landmarks such as Mission San Jose de Guadalupe.
  25. 1943 Map of Concord
    1943 Map of Concord
    1943 Concord
    1943 Print · USGS
    The East Bay and Contra Costa interior appear here during the wartime era, showing the transition from urban waterfronts to rural valley communities. Researchers can trace early rail lines like the Sacramento Northern RR and locate local landmarks such as St Marys College and Acalanes Sch.
  28. 1943 Map of Mt. Diablo
    1943 Map of Mt. Diablo
    1943 Mt. Diablo
    1943 Print · USGS
    The Mt. Diablo foothills and San Ramon Valley are captured here during the early 1940s, showcasing a landscape of cattle ranches and remote schoolhouses. Genealogists and local historians can locate early landmarks like Blackhawk Ranch, Cowell, and the Morgan Territory Sch.
  31. 1947 Map of San Francisco, 1948 Print
    1947 Map of San Francisco, 1948 Print
    1947 San Francisco
    1948 Print · USGS
    The Bay Area in the late 1940s reveals a region transitioning from wartime intensity to post-war suburban growth. Trace the historic rail lines of the Southern Pacific RR or locate early military footprints at Fort Funston and Moffett Field.
  34. 1947 Map of San Jose, 1948 Print
    1947 Map of San Jose, 1948 Print
    1947 San Jose
    1948 Print · USGS
    Northern California's heartland is captured here just after the war, showing the rapid growth of the Santa Clara and Central Valleys. Researchers can trace the legacy of rail and water at Castle Air Force Base, Stockton, and the Hetch Hetchy Aqueduct.
  37. 1947 Map of Las Trampas Ridge, 1956 Print
    1947 Map of Las Trampas Ridge, 1956 Print
    1947 Las Trampas Ridge
    1956 Print · USGS
    Contra Costa County at the start of the postwar era shows a landscape of cattle ranches and early valley settlements. Trace the original footprints of Alamo and Danville alongside the Southern Pacific tracks and the St Marys College campus.
  40. 1948 Map of San Francisco, 1951 Print
    1948 Map of San Francisco, 1951 Print
    1948 San Francisco
    1951 Print · USGS
    The Bay Area in the late 1940s reveals a landscape defined by rapid post-war growth and a heavy military presence at the Golden Gate. Trace the development of early trans-bay infrastructure like the Oakland-Bay Bridge and historic coastal defense sites such as Fort Funston and Alcatraz Island.
  43. 1949 Map of Las Trampas Ridge
    1949 Map of Las Trampas Ridge
    1949 Las Trampas Ridge
    1949 Print · USGS
    Contra Costa and Alameda counties are shown here just after the war, featuring a landscape of steep ridges and developing valleys. Genealogists and researchers can trace the Southern Pacific line through Alamo, locate the Edenvale School, and study the early footprint of St Marys College.
  46. 1953 Map of Diablo, 1954 Print
    1953 Map of Diablo, 1954 Print
    1953 Diablo
    1954 Print · USGS
    The East Bay's inland valleys and foothills are captured here in the early fifties, just as the ranching era met suburban growth. Genealogists and local historians can locate early landmarks like Green Valley School, the San Ramon Siding, and the expansive Black Hawk Ranch.
    9 unique versions available
  49. 1953 Map of Dublin, 1955 Print
    1953 Map of Dublin, 1955 Print
    1953 Dublin
    1955 Print · USGS
    The Amador and San Ramon Valleys are captured here during the post-war era, as military installations and suburban pockets began to transform the ranchlands. Local historians can trace the foundations of Parks Air Force Base, the Old Hearst Ranch, and the early layout of Pleasanton.
    2 unique versions available
  52. 1953 Map of Livermore, 1960 Print
    1953 Map of Livermore, 1960 Print
    1953 Livermore
    1960 Print · USGS
    The East Bay valleys are shown during a period of significant growth and military activity in the early fifties. Researchers can trace historic family locations at Mission San Jose and local landmarks like the Water Temple or the Old Hearst Ranch.
  55. 1955 Map of San Francisco
    1955 Map of San Francisco
    1955 San Francisco
    1955 Print · USGS
    The San Francisco Bay Area and central coast are captured during the postwar boom as suburbs and infrastructure expanded rapidly. Trace the development of local communities and military installations like the Presidio and Fort Mason, or follow the Southern Pacific rail lines.
  58. 1956 Map of San Jose
    1956 Map of San Jose
    1956 San Jose
    1956 Print · USGS
    Central California in the mid-fifties reveals the transition from sprawling orchards to growing urban hubs like San Jose and Stockton. Genealogists and historians can trace the rail-era landscape of the Mother Lode through Chinese Camp and Tuttletown, or follow the water through the Joaquin River and Calaveras Reservoir.
  61. 1956 Map of San Francisco
    1956 Map of San Francisco
    1956 San Francisco
    1956 Print · USGS
    The San Francisco Bay Area is captured in the mid-fifties, showing a landscape of rapid post-war growth and massive military installations. Researchers can trace the sprawling rail lines of the Southern Pacific and locate historic sites like Stanford University or the Hunters Point Naval Shipyard.
    4 unique versions available
  64. 1957 Map of San Francisco
    1957 Map of San Francisco
    1957 San Francisco
    1957 Print · USGS
    The Bay Area in the mid-fifties reveals a rapidly growing metropolitan landscape connected by its iconic spans and rail networks. Researchers can trace the layout of military sites like the Presidio and the extent of the Southern Pacific and Western Pacific railroads.
  67. 1959 Map of Las Trampas Ridge, 1960 Print
    1959 Map of Las Trampas Ridge, 1960 Print
    1959 Las Trampas Ridge
    1960 Print · USGS
    Contra Costa County undergoes a suburban transformation in the late fifties as residential valleys expand toward the hills. Trace mid-century development near St Marys College, the Southern Pacific Railroad, and the Upper San Leandro Reservoir.
    5 unique versions available
  70. 1959 Map of Concord, 1961 Print
    1959 Map of Concord, 1961 Print
    1959 Concord
    1961 Print · USGS
    The East Bay's mid-century expansion is on full display here as suburban growth reaches into the interior valleys and ridges. Genealogists and local historians can trace legacy sites like Lafayette Cem, the small settlement of Eastport, and the campus of St Marys College.
    2 unique versions available
  73. 1960 Map of San Francisco
    1960 Map of San Francisco
    1960 San Francisco
    1960 Print · USGS
    The San Francisco Bay Area at the start of the sixties reveals a landscape of rapid expansion and critical infrastructure. Researchers can trace the development of East Bay communities like Russell City and Mt Eden or locate early rural landmarks like Alpine School.
Showing maps 1-25 of 40

Top cities near San Ramon

See more

Top neighborhoods of San Ramon

Frequently asked questions

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