Old Maps of Calhoun, Colorado
Explore 9 old maps of Calhoun, spanning from 1954 to today. These high-resolution historic maps reveal how streets, neighborhoods, landmarks, and natural features evolved over time — perfect for genealogy, metal detecting, research, and local history exploration.
What you can do with these maps:
- See how Calhoun changed over time: Compare historical maps to modern-day views to trace roads, homesites, rail lines & more.
- View detailed metadata: Each map includes creators, publishers, year, scale, and archive source.
- Overlay maps with satellite & LiDAR: Visualize the past alongside modern tools to explore terrain & human change.
- Trusted historical sources: Maps sourced from the USGS, Library of Congress, and other archives.
- Access maps your way: View online, download high-res files, or order prints for personal or research use.
Start exploring old maps of Calhoun to uncover forgotten places, hidden landmarks, and the deep history beneath your feet.
Calhoun, CO maps
(9)- 1954 Map of Sterling
1954 Sterling1954 Print · USGSNortheastern Colorado and the Nebraska borderlands are defined by the river-and-rail corridors of the mid-twentieth century. Researchers can trace the development of agricultural hubs from Sterling and Fort Morgan to smaller rail stops along the Union Pacific and Burlington Northern lines.3 unique versions available - 1958 Map of Sterling
1958 Sterling1958 Print · USGSNortheastern Colorado thrived along the river and rail corridors during the late fifties. Genealogists and historians can trace family-named irrigation works like Davis Brothers Ditch and agricultural hubs from Peetz to Fort Morgan. - 1972 Map of Otis, 1975 Print
1972 Otis1975 Print · USGSThe town of Otis is captured in the early 1970s, showing a prairie landscape shaped by the rail line and dryland infrastructure. Genealogists and researchers can trace the town layout including the High Sch, Cem, and the nearby Calhoun siding.3 unique versions available - 1981 Map of Wray, 1982 Print
1981 Wray1982 Print · USGSThe high plains at the meeting of Colorado, Nebraska, and Kansas are documented here in the early 1980s. Local researchers can trace the Burlington Northern rail corridor and locate rural landmarks like Lone Star, Glocken Hill, and Dearing Lake. - 2010 Map of Otis, 2010 Print
2010 Otis2010 Print · USGSCovers Calhoun, including Otis, Washington County, and other nearby areas - 2013 Map of Otis, 2013 Print
2013 Otis2013 Print · USGSCovers Calhoun, including Otis, Washington County, and other nearby areas - 2016 Map of Otis, 2016 Print
2016 Otis2016 Print · USGSCovers Calhoun, including Otis, Washington County, and other nearby areas - 2019 Map of Otis, 2019 Print
2019 Otis2019 Print · USGSCovers Calhoun, including Otis, Washington County, and other nearby areas - 2022 Map of Otis, 2022 Print
2022 Otis2022 Print · USGSThe town of Otis and its surrounding agricultural grid appear in modern detail on this 2022 survey of Washington County. Local researchers can trace family sites near Otis Cem, explore the streets of Otis, or follow the course of Surveyor Creek through the plains.
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