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Old Maps of Alton, California for Genealogy

Trace your family roots with 9 historic maps of Alton. 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 Alton's past.

Alton, CA maps

(9)
  1. 1944 Map of Fortuna
    1944 Map of Fortuna
    1944 Fortuna
    1944 Print · USGS
    Humboldt County’s timber and ranching heartland is captured here in the early 1940s as the Eel River valley flourished. Genealogists can trace family roots through numerous rural school sites like Bucksport Sch and Grant Union Sch or the mill town of Falk.
    3 unique versions available
  4. 1949 Map of Eureka
    1949 Map of Eureka
    1949 Eureka
    1949 Print · USGS
    Coastal Northern California in the late 1940s shows a landscape of timber towns and maritime outposts. You can trace the Northwestern Pacific rail line through Eureka or locate family landmarks like the Tyson Chrome Mine and Crescent City Lighthouse.
    2 unique versions available
  7. 1958 Map of Eureka, 1967 Print
    1958 Map of Eureka, 1967 Print
    1958 Eureka
    1967 Print · USGS
    Northern California's rugged redwood coast and timber corridors are captured in the late fifties, from the Oregon border down to Shelter Cove. Researchers can trace the path of the Northwestern Pacific railroad and locate rural landmarks like Grizzly Bluff School or the St Josephs Sch.
  10. 1958 Map of Eureka, 1978 Print
    1958 Map of Eureka, 1978 Print
    1958 Eureka
    1978 Print · USGS
    Coastal Humboldt County is captured here in the late fifties, showing the region's logging and maritime identity before later development changed the Eel River delta. Genealogists and historians can trace the Northwestern Pacific rail line and locate old community hubs like Rio Dell, Scotia, and Ferndale.
  13. 1959 Map of Fortuna, 1961 Print
    1959 Map of Fortuna, 1961 Print
    1959 Fortuna
    1961 Print · USGS
    Coastal Humboldt County thrived on a river-and-rail economy during the late fifties, where timber and transit met at the Pacific. Genealogists and historians can trace the foundations of Fortuna, Rohnerville, and Loleta, or locate family landmarks like Jones Prairie Sch and the Northwestern Pacific Railroad.
    2 unique versions available
  16. 1959 Map of Fortuna, 1961 Print
    1959 Map of Fortuna, 1961 Print
    1959 Fortuna
    1961 Print · USGS
    Humboldt County’s Eel River Valley was a thriving timber and transit corridor when this survey was conducted in the late fifties. Genealogists and historians can locate old schools like Grizzly Bluff Sch, the St Pius X Seminary, and the original footprint of Fortuna.
    3 unique versions available
  19. 1961 Map of Eureka
    1961 Map of Eureka
    1961 Eureka
    1961 Print · USGS
    The Northern California coast and its deep redwood forests are mapped here at a time when the timber and rail industries defined the region. Researchers can trace historic family ranches and remote sites like Fort Dick, Table Bluff Lighthouse, and the Copper Creek Mine.
    2 unique versions available
  22. 1987 Map of Eureka
    1987 Map of Eureka
    1987 Eureka
    1987 Print · USGS
    The Humboldt County coastline in the late eighties reveals a landscape shaped by timber, transport, and the sea. Trace the Northwestern Pacific RR through Eureka or locate family roots near Ocean View Cem and Arlynda Corners.
  25. 2021 Map of Fortuna, 2021 Print
    2021 Map of Fortuna, 2021 Print
    2021 Fortuna
    2021 Print · USGS
    Coastal Humboldt County is defined here by the winding Eel River and its fertile floodplain in the early twenty-first century. Researchers can trace the rail corridor of the Northwestern Pacific and locate family history at Sunrise Cemetery or the historic community of Fernbridge.
End of results
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  • What are the different types of historical maps available for Alton?
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