Old Maps of Decker, Montana for Genealogy
Trace your family roots with 6 historic maps of Decker. These high-res maps reveal old neighborhoods, homesites, landmarks, and streets — helping you uncover where your ancestors lived and how the area evolved over time.
- Explore historic neighborhoods: Identify where your relatives may have lived in the 1800s or 1900s.
- Compare maps over time: Trace the changes in streets, buildings, and landmarks for multi-generational research.
- Perfect for genealogy & ancestry research: Used by family historians and researchers to map out lineage and migration.
These maps are an incredible resource for exploring your personal connection to Decker's past.
Decker, MT maps
(6)- 1954 Map of Hardin, 1964 Print
1954 Hardin1964 Print · USGSSoutheastern Montana is documented here during the mid-fifties, showing the vast tribal lands and historic battle sites before modern highway expansion. Researchers can trace the Chicago Burlington and Quincy rail line through Hardin or locate the Custer National Cemetery and Museum.2 unique versions available - 1957 Map of Hardin
1957 Hardin1957 Print · USGSSoutheastern Montana in the mid-fifties reveals a landscape shaped by tribal lands and the historic Bighorn river valleys. Researchers can trace the Chicago Burlington and Quincy RR through Hardin and locate the National Cemetery and Custer Battlefield Monument. - 1958 Map of Hardin
1958 Hardin1958 Print · USGSSoutheastern Montana in the mid-fifties presents a landscape defined by significant tribal lands and national monuments. Researchers can trace the geography of the Little Bighorn at Custer Battlefield National Monument and locate settlements like Lame Deer and Birney. - 1967 Map of Decker, 1971 Print
1967 Decker1971 Print · USGSBig Horn County ranching and mining land is documented here in the late sixties, just as industrial activity was shaping the Tongue River valley. Researchers can trace rural infrastructure from the Squirrel Creek Sch to the Tongue River Mine and the shoreline of the Tongue River Reservoir.2 unique versions available - 1980 Map of Birney
1980 Birney1980 Print · USGSSoutheastern Montana enters a period of intensive energy development in the early 1980s as coal mines expand across the Big Horn County line. Researchers can trace the industrial footprints of the Spring Creek Mine and West Decker Mine or locate rural landmarks like the Birney Day School. - 2024 Map of Decker, 2024 Print
2024 Decker2024 Print · USGSDecker and the Tongue River valley are shown in the 2020s as they support the cattle and energy economy of Big Horn County. Researchers can trace the winding shoreline of the Tongue River Reservoir and locate local landmarks like the Badger Hills and Squirrel Creek.
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