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Old Maps of Alten, California for Academic Research

Study the evolution of Alten with 11 high-resolution historic maps. Whether you're teaching, researching, or modeling changes in land use, these maps provide essential visual documentation of urban, environmental, and geographic change.

  • Analyze long-term change: Track patterns in development, transportation, and natural features.
  • Ideal for environmental or urban studies: Support academic projects with primary historical map data.
  • Use in the classroom or lab: Educators and researchers rely on these maps to bring historical context to life.

These maps are a powerful tool for teaching, research, and visualizing how Alten has changed over the decades.

Alten, CA maps

(11)
  1. 1935 Map of Sebastopol
    1935 Map of Sebastopol
    1935 Sebastopol
    1935 Print · USGS
    The Sonoma County hills and the Gold Ridge fruit district are captured here in the mid-1930s, just as the regional rail network still connected small agricultural hamlets. Genealogists can trace family footprints at Watson Sch, Two Rock Ch, and the rural community of Bloomfield.
  4. 1942 Map of Sebastopol
    1942 Map of Sebastopol
    1942 Sebastopol
    1942 Print · USGS
    Western Sonoma County comes into focus in the early 1940s, showing a landscape defined by apple orchards and redwood groves. Genealogists can trace family footprints through rural sites like Gold Ridge Sch, the Northwestern Pacific RR line, and Bohemian Grove.
    3 unique versions available
  7. 1947 Map of Santa Rosa
    1947 Map of Santa Rosa
    1947 Santa Rosa
    1947 Print · USGS
    Northern California in the late 1940s was a landscape of agricultural valleys and vital rail hubs. Trace the historic routes of the Northwestern Pacific through Healdsburg or explore the mid-century waterfronts of Vallejo and Benicia near Mare Island.
  10. 1949 Map of Santa Rosa
    1949 Map of Santa Rosa
    1949 Santa Rosa
    1949 Print · USGS
    The North Bay and Wine Country appear here in the late 1940s, when the Northwestern Pacific RR still dominated regional transit. Genealogists and historians can trace old coastal outposts like Anchor Bay Settlement and the early layout of Santa Rosa.
    2 unique versions available
  13. 1954 Map of Sebastopol, 1955 Print
    1954 Map of Sebastopol, 1955 Print
    1954 Sebastopol
    1955 Print · USGS
    Mid-century Sonoma County comes alive here, showcasing the rail-and-orchard landscape around Sebastopol and the Laguna de Santa Rosa wetlands. Genealogists can trace early landmarks like Sousas Corner, Graton, and numerous rural schools from Vine Hill Sch to Piner Sch.
    6 unique versions available
  16. 1954 Map of Sebastopol, 1959 Print
    1954 Map of Sebastopol, 1959 Print
    1954 Sebastopol
    1959 Print · USGS
    Sonoma County's mid-century orchard lands and redwood groves are captured here just as the post-war era reshaped the region's rural character. Researchers can trace family homesteads near dozens of country schools like Vine Hill School or locate operations at the Naval Auxiliary Air Station and Two Rock Ranch Sta Military Res.
  19. 1958 Map of Santa Rosa, 1968 Print
    1958 Map of Santa Rosa, 1968 Print
    1958 Santa Rosa
    1968 Print · USGS
    The North Bay and Wine Country are captured in the mid-twentieth century as the region balanced its agricultural roots with a growing military and recreational footprint. Researchers can trace the Northwestern Pacific RR through the Russian River valley or locate landmarks like the Petaluma Adobe Historical Monument and The Geysers Resort.
    3 unique versions available
  22. 1962 Map of Santa Rosa
    1962 Map of Santa Rosa
    1962 Santa Rosa
    1962 Print · USGS
    The North Bay and Wine Country were entering a period of significant growth in the early sixties, anchored by established rail corridors and coastal maritime commerce. Genealogists and historians can trace the development of Santa Rosa, locate the Mare Island Naval Shipyard, and follow the Northwestern Pacific RR through the Cotati Valley.
  25. 1964 Map of Santa Rosa
    1964 Map of Santa Rosa
    1964 Santa Rosa
    1964 Print · USGS
    The North Bay and Wine Country appear in the mid-fifties during a period of significant military and educational growth. Trace old rail lines like the Northwestern Pacific RR and explore historic sites from Petaluma to the Benicia Arsenal.
  28. 1983 Map of Napa
    1983 Map of Napa
    1983 Napa
    1983 Print · USGS
    The North Bay and wine country are captured in the early eighties as suburban growth began to surround traditional agricultural centers. Researchers can trace the rail corridors of the Northwestern Pacific Railroad, the grounds of Mare Island Naval Shipyard, and the reach of the San Andreas Rift Zone.
  31. 2021 Map of Sebastopol, 2021 Print
    2021 Map of Sebastopol, 2021 Print
    2021 Sebastopol
    2021 Print · USGS
    Sonoma County's agricultural heartland and growing suburbs are documented here in the early 2020s. Genealogists and local historians can locate family landmarks such as the Steele Family Cem, the settlement at Riccas Corner, and the rural routes near Vine Hill.
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