1900s (20th Century) Maps of Denny, California
Explore 7 historic maps of Denny from the 1900s (20th Century). These maps offer a rare glimpse into what life looked like during the 1900s — 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 Denny's landscape evolved across the 1900s, 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 1900s, 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 Denny's history through authentic maps from the 1900s. This is your window into the past.
Denny, CA maps
(7)- 1909 Map of Big Bar
1909 Big Bar1909 Print · USGSTrinity County at the turn of the century shows a land defined by deep river canyons and remote mountain settlements. Genealogists and local historians can trace early footprints at Hyampom and Hayfork, or locate the high ridges of Barker Mtn and Thompson Peak.2 unique versions available - 1915 Map of Big Bar and Vicinity
1915 Big Bar and Vicinity1915 Print · USGSThe Trinity River wilderness in the early twentieth century was a landscape of isolated mining outposts and river settlements. Genealogists and historians can trace the early footprints of Junction City, Helena, and Hyampom alongside remote landmarks like Keystone Cabin.5 unique versions available - 1951 Map of Ironside Mountain, 1953 Print
1951 Ironside Mountain1953 Print · USGSTrinity County's deep river canyons and forest ridges are captured here in the early fifties, showing a remote landscape defined by mining and mountain ranching. Researchers can locate family landmarks like Gray Ranch, old mining sites such as Index Mine, and riverside camps including Del Loma and Sandy Bar.4 unique versions available - 1958 Map of Redding
1958 Redding1958 Print · USGSNorthern California's valley and mountain landscapes are captured in the late fifties, showing the region as new reservoirs reshaped the river systems. Genealogists and historians can trace rail-side towns like Cottonwood, the military presence at Red Bluff Air Force Station, and mountain outposts like Weaverville.5 unique versions available - 1982 Map of Denny
1982 Denny1982 Print · USGSTrinity County's remote mountain backcountry is captured here in the early 1980s at the intersection of two national forests. Genealogists and historians can locate mining roots at the Index Mine or trace former outposts like Elk Camp (Site) and the settlement of Hoboken. - 1982 Map of Hayfork, 1983 Print
1982 Hayfork1983 Print · USGSTrinity and Humboldt counties appear here in the early eighties as a landscape of timber and mining. Researchers can trace remote river settlements like Hyampom and Burnt Ranch or locate old operations such as the Yellowstone Mine and Index Mine. - 1998 Map of Denny, 2003 Print
1998 Denny2003 Print · USGSThe Trinity Alps wilderness in the late 1990s reveals a landscape of isolated forest outposts and historic mining claims. Researchers can trace family history at the Cem near Dailey or locate early workings at Index Mine and Hazel D Mine.
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