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1970s Maps of Humboldt County, California

Explore 41 historic maps of Humboldt County from the 1970s. These maps offer a rare glimpse into what life looked like during the 1970s — 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 Humboldt County's landscape evolved across the 1970s, 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 1970s, 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 Humboldt County's history through authentic maps from the 1970s. This is your window into the past.

Humboldt County, CA maps

(41)
  1. 1970 Map of Scotia, 1974 Print
    1970 Map of Scotia, 1974 Print
    1970 Scotia
    1974 Print · USGS
    Humboldt County’s river-bound lumber towns are shown in the early 1970s as they transition from industrial hubs into parklands. You can trace the Northwestern Pacific railroad corridor and locate named clearings like Barkdull Prairie and Harrow Springs.
  4. 1970 Map of Miranda, 1974 Print
    1970 Map of Miranda, 1974 Print
    1970 Miranda
    1974 Print · USGS
    Humboldt County’s redwood corridor is captured here in the early 1970s as the river and road networks shaped local life. Genealogists and historians can trace the foundations of Miranda, Phillipsville, and Redway alongside the iconic Avenue of the Giants.
    2 unique versions available
  7. 1970 Map of Honeydew, 1974 Print
    1970 Map of Honeydew, 1974 Print
    1970 Honeydew
    1974 Print · USGS
    Humboldt County in the late sixties and early seventies is defined by the winding Mattole River and the high ridges of the King Range National Conservation Area. Trace family-named sites and remote landmarks like Westlund Place, Landergen Airstrip, and King Peak.
  10. 1970 Map of Garberville, 1974 Print
    1970 Map of Garberville, 1974 Print
    1970 Garberville
    1974 Print · USGS
    Coastal canyon life along the South Fork Eel River is captured here during the 1970s. Local researchers can trace family landmarks and rural holdings from Boyer Ranch and Pauli Ranch to the early resort grounds of Benbow.
  13. 1970 Map of Buckeye Mtn, 1974 Print
    1970 Map of Buckeye Mtn, 1974 Print
    1970 Buckeye Mtn
    1974 Print · USGS
    Humboldt County’s river valleys and ridgelines are captured here in the early 1970s, showing a landscape defined by ranching and timber. Researchers can locate the Upper Mattole Sch, Camp Mattole, and the remote Oil Well tucked near Apple Tree Ridge.
  16. 1973 Map of Lord-Ellis Summit, 1977 Print
    1973 Map of Lord-Ellis Summit, 1977 Print
    1973 Lord-Ellis Summit
    1977 Print · USGS
    Humboldt County’s timbered ridges and high prairies are captured here in the early 1970s before modern development altered these remote drainages. Genealogists and historians can locate the Redwood School, the Camp Anderson (Site), and family-named landmarks like Berry Summit.
    2 unique versions available
  19. 1974 Map of Orleans Mtn., 1977 Print
    1974 Map of Orleans Mtn., 1977 Print
    1974 Orleans Mtn.
    1977 Print · USGS
    The Salmon Mountains and the Klamath River confluence appear here in the mid-seventies, showing a landscape defined by deep canyons and high lookouts. Researchers can trace remote mining history at the Morehouse Mine or locate river landmarks like Murderers Bar and Butler Flat.
    2 unique versions available
  22. 1974 Map of Lonesome Ridge, 1977 Print
    1974 Map of Lonesome Ridge, 1977 Print
    1974 Lonesome Ridge
    1977 Print · USGS
    Northern California’s high backcountry in the 1970s reveals a landscape defined by deep gulches and forest service boundaries. Researchers can trace the paths to Onion Lake, Louse Camp, and the high reaches of Lonesome Ridge.
  25. 1974 Map of Bark Shanty Gulch, 1977 Print
    1974 Map of Bark Shanty Gulch, 1977 Print
    1974 Bark Shanty Gulch
    1977 Print · USGS
    The Klamath River corridor in the mid-1970s reveals a landscape of remote mountain camps and rugged forest management. Researchers can locate vanished outposts and landmarks such as Bark Shanty Camp, Beans Camp, and the riverfront Cem.
    2 unique versions available
  28. 1974 Map of Fish Lake, 1977 Print
    1974 Map of Fish Lake, 1977 Print
    1974 Fish Lake
    1977 Print · USGS
    The Siskiyou Mountains within the Six Rivers National Forest come alive in this mid-seventies survey of the rugged Klamath River backcountry. Researchers can locate the Wright Place (Site) or trace old routes like the Pack Trail past Fish Lake and Onion Mountain.
  31. 1977 Map of Board Camp Mtn
    1977 Map of Board Camp Mtn
    1977 Board Camp Mtn
    1977 Print · USGS
    Humboldt County’s high forest ridges and the Mad River valley are documented here in the late seventies. Researchers can trace the locations of isolated outposts and seasonal camps including Nolan Cabin, Ridge Cabin, and the Deer Creek Ranch.
    3 unique versions available
  34. 1977 Map of Dinsmore, 1978 Print
    1977 Map of Dinsmore, 1978 Print
    1977 Dinsmore
    1978 Print · USGS
    The Humboldt and Trinity county line meets in this 1970s survey of the mountain forests and river valleys. Researchers can trace the local infrastructure of Dinsmore, from the Southern Trinity High School to the Dinsmore-Humboldt County Airport.
    2 unique versions available
  37. 1977 Map of Maple Creek, 1978 Print
    1977 Map of Maple Creek, 1978 Print
    1977 Maple Creek
    1978 Print · USGS
    Humboldt County ranching and timber lands are documented here in the late seventies, showing the remote outposts of the northern coast ranges. Researchers can trace family-named landmarks like Russ Ranch, Ayres Cabin, and the small settlement at Maple Creek.
  40. 1977 Map of Mad River Buttes, 1978 Print
    1977 Map of Mad River Buttes, 1978 Print
    1977 Mad River Buttes
    1978 Print · USGS
    Northern California timberlands and the winding Mad River are documented here in the late seventies. Researchers can trace remote homesteads like Big Bend Ranch and Mt View Ranch or navigate the trails near Snow Camp Mtn.
    2 unique versions available
  43. 1977 Map of Larabee Valley, 1978 Print
    1977 Map of Larabee Valley, 1978 Print
    1977 Larabee Valley
    1978 Print · USGS
    Humboldt County ranching and mountain life are captured here during the 1970s, showcasing a network of isolated homesteads and high-country landmarks. Genealogists and local historians can locate the Buck Mtn Sch, the Indian Cabin (Site), and family lands like Cottrell Ranch.
  46. 1978 Map of Tish Tang Point
    1978 Map of Tish Tang Point
    1978 Tish Tang Point
    1978 Print · USGS
    Humboldt County’s steep interior is captured in the late seventies, showing the meeting of tribal and forest service lands. Trace the remote terrain via Marshall Crossing, Tish Tang Point, and the winding Horse Linto Creek.
  49. 1978 Map of Blake Mountain
    1978 Map of Blake Mountain
    1978 Blake Mountain
    1978 Print · USGS
    The Humboldt and Trinity county lines meet in the late 1970s along the ridges of the Six Rivers National Forest. Researchers can trace old mountain sites and trails like Becker Cabin (Site), Eightmile Lookout, and the Blake Trail.
  52. 1978 Map of Salmon Mtn.
    1978 Map of Salmon Mtn.
    1978 Salmon Mtn.
    1978 Print · USGS
    The Salmon Mountains reach their peak in the late 1970s within this high-country wilderness where three national forests converge. Trace remote ridge routes like Devils Backbone and Horse Trail Ridge to reach Mullens Camp or Red Cap Lake.
    2 unique versions available
  55. 1978 Map of Black Lassic
    1978 Map of Black Lassic
    1978 Black Lassic
    1978 Print · USGS
    The high peaks of the Six Rivers National Forest are captured in the late seventies, showing the boundary between Humboldt and Trinity counties. Researchers can trace remote locales like the Dutchman Camp (site), the Fingal Ranch, and landmarks like Black Lassic and Pine Mountain.
  58. 1978 Map of Showers Mtn
    1978 Map of Showers Mtn
    1978 Showers Mtn
    1978 Print · USGS
    Humboldt County ranching and forest lands are captured in the late 1970s, revealing a landscape of family holdings and old mountain passes. Genealogists and local historians can trace legacy properties like Stapp Ranch and the historical Ackley Ranch (Site of Fort Baker).
    2 unique versions available
  61. 1978 Map of Orleans, 1979 Print
    1978 Map of Orleans, 1979 Print
    1978 Orleans
    1979 Print · USGS
    The Klamath River corridor in the late seventies reveals a landscape of mining claims and remote homesteads. Genealogists and researchers can trace family landmarks like the Reece Homestead and Short Ranch or locate the Peach Creek Mine near Orleans.
    3 unique versions available
  64. 1979 Map of Salyer
    1979 Map of Salyer
    1979 Salyer
    1979 Print · USGS
    In the late 1970s, the Klamath Mountains landscape was defined by the winding waters of the Trinity River. Genealogists and historians can trace riverside settlements like Salyer and Trinity Village, or locate the Cem and Mine sites tucked along the ridges.
    2 unique versions available
  67. 1979 Map of Grouse Mtn
    1979 Map of Grouse Mtn
    1979 Grouse Mtn
    1979 Print · USGS
    Humboldt County’s high country is captured here during the late 1970s, showing a landscape of national forest ridges and remote mountain outposts. Researchers can trace old mountain life through sites like Ammon Station, the Horse Mountain Mine, and Janes Place.
    2 unique versions available
  70. 1979 Map of Sims Mountain
    1979 Map of Sims Mountain
    1979 Sims Mountain
    1979 Print · USGS
    Humboldt and Trinity counties meet along the river in the late seventies, a time of remote forest management and high-country ranching. Genealogists and local historians can trace isolated landmarks like Margarita Ranch, the Dan East Cabin, and the crossing at Mule Bridge.
  73. 1979 Map of Blue Lake
    1979 Map of Blue Lake
    1979 Blue Lake
    1979 Print · USGS
    Blue Lake and the surrounding Humboldt County timberlands are captured here in the late seventies. Researchers can trace the river-centered economy through features like Camp Bauer, the Mad River gaging station, and family-named landmarks like Liscom Hill.
    3 unique versions available
Showing maps 1-25 of 41

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