1900s (20th Century) Maps of Ontario Heights, Oregon
Explore 5 historic maps of Ontario Heights 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 Ontario Heights'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 Ontario Heights's history through authentic maps from the 1900s. This is your window into the past.
Ontario Heights, OR maps
(5)- 1951 Map of Malheur Butte, 1952 Print
1951 Malheur Butte1952 Print · USGSEastern Oregon agriculture and infrastructure are captured here in the early fifties as irrigation transformed the high desert. Researchers can trace the development of rural social life and utility networks near Malheur Butte and the Ontario Heights Grange.4 unique versions available - 1951 Map of Moores Hollow, 1953 Print
1951 Moores Hollow1953 Print · USGSThe Oregon-Idaho borderlands thrive on river-fed irrigation and rail transport in the early fifties. Genealogists can trace family footprints near Annex and Ontario Heights or locate the historic path of the Oregon Trail as it nears the Snake River.3 unique versions available - 1955 Map of Baker, 1964 Print
1955 Baker1964 Print · USGSThe Oregon-Idaho borderlands are captured here in the mid-fifties as the Snake River underwent massive changes from dam construction. Trace the Oregon Trail Memorial Monument near Baker, find early mines like Virtue Mine, and follow the Union Pacific Railroad through Huntington.4 unique versions available - 1959 Map of Baker
1959 Baker1959 Print · USGSThe Oregon and Idaho borderlands come alive in the late fifties, showing the rugged corridor along the Snake River and the high peaks of the Wallowa Mountains. Researchers can trace the legacy of the Union Pacific railroad or locate historic mining sites like the Flagstaff Mine and Virtue Mine.2 unique versions available - 1980 Map of Brogan, 1997 Print
1980 Brogan1997 Print · USGSThe Oregon-Idaho borderlands come alive in this late-century survey of the high desert and river valleys. Researchers can trace the legacy of ranching and transport through sites like Malheur City, the Union Pacific rail lines, and the Snake River crossings.
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