1900s (20th Century) Maps of Lonerock, Oregon
Explore 7 historic maps of Lonerock 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 Lonerock'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 Lonerock's history through authentic maps from the 1900s. This is your window into the past.
Lonerock, OR maps
(7)- 1953 Map of Pendleton, 1957 Print
1953 Pendleton1957 Print · USGSNortheastern Oregon and the Columbia River frontier are captured here in the early fifties, a time of massive federal infrastructure projects. Researchers can trace the historic route of The Old Oregon Trail as it passes near the Umatilla Ordnance Depot and the new McNary Dam.4 unique versions available - 1956 Map of Pendleton
1956 Pendleton1956 Print · USGSNortheastern Oregon’s high plateau and timbered peaks appear here in the mid-fifties, during a time of major military and hydroelectric development. Trace the path of The Old Oregon Trail alongside modern landmarks like McNary Dam and the Umatilla Ordnance Depot. - 1969 Map of Lefevre Prairie, 1972 Print
1969 Lefevre Prairie1972 Print · USGSHigh-country prairies and deep canyons meet at the intersection of three counties during the late sixties. Genealogists and hikers can trace the Lonerock Cem, explore the reaches of The Frog, or follow the timbered boundaries of the Umatilla National Forest.2 unique versions available - 1969 Map of Lonerock, 1973 Print
1969 Lonerock1973 Print · USGSLonerock and the high plateau country of the Gilliam and Wheeler county line appear here as they were in the late sixties. Genealogists and researchers can locate the Lonerock settlement and local Cem, or trace landmarks like Cone Mill and the Jeep Tr.2 unique versions available - 1981 Map of Heppner
1981 Heppner1981 Print · USGSNorth-Central Oregon's canyon country comes into focus in the early 1980s, centered on the high-desert plateaus and timbered slopes of Morrow County. Researchers can trace the Union Pacific rail corridor and find remote landmarks like Lonerock, Hardman, and the high peaks of the Umatilla National Forest. - 1995 Map of Lonerock, 1998 Print
1995 Lonerock1998 Print · USGSLonerock and the surrounding Gilliam County highlands are captured here in the mid-1990s as the town remained a quiet outpost near the national forest. Researchers can trace land boundaries near Lonerock, the route of Lonerock Road, and natural landmarks like Cone Mt. - 1995 Map of Lefevre Prairie, 1998 Print
1995 Lefevre Prairie1998 Print · USGSThe high plateau of the Blue Mountains in the mid-nineties shows a landscape of timber and isolated prairies at the meeting of three Oregon counties. Researchers can trace land boundaries near Lonerock Cemetery or locate remote water features like Brandenburg Reservoir and The Frog.
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