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Old Maps of Fergus County, Montana

Explore 699 old maps of Fergus County, spanning from 1889 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 Fergus County 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 Fergus County to uncover forgotten places, hidden landmarks, and the deep history beneath your feet.

Fergus County, MT maps

(699)
  1. 1889 Map of Big Snowy Mountain
    1889 Map of Big Snowy Mountain
    1889 Big Snowy Mountain
    1889 Print · USGS
    Central Montana in the late 1880s was a land of critical mountain passes and emerging frontier outposts. You can trace early settlement patterns and cattle country geography through historic sites like Ubet, Bercail, and Melville near the Musselshell River.
  4. 1890 Map of Fort Benton
    1890 Map of Fort Benton
    1890 Fort Benton
    1890 Print · USGS
    Upper Missouri river country was transforming in the late nineteenth century as rail lines and ranching settlements expanded across the plains. Genealogists and historians can trace early land routes between Fort Benton, Stanford, and the mining district around Clendenin.
  7. 1892 Map of Fort Benton
    1892 Map of Fort Benton
    1892 Fort Benton
    1892 Print · USGS
    Upper Missouri River country in the late nineteenth century shows the transition from river commerce to the iron horse. Genealogists and historians can trace early settlements like Stanford and Fort Benton alongside the St Paul Minneapolis and Manitoba Railroad.
  10. 1893 Map of Big Snowy Mountain
    1893 Map of Big Snowy Mountain
    1893 Big Snowy Mountain
    1893 Print · USGS
    Central Montana in the late frontier era reveals a landscape shaped by the massive Big Snowy Mountain and the headwaters of major rivers. Researchers can trace early settlements and transit points like Ubet, Judith Gap, and the remote outpost of Bercail.
    4 unique versions available
  13. 1897 Map of Fort Benton
    1897 Map of Fort Benton
    1897 Fort Benton
    1897 Print · USGS
    Upper Missouri River territory is charted here during its transition from a river-based economy to a rail-and-ranching frontier. Researchers can trace the early layouts of Fort Benton and Stanford, or locate remote sites like Barker Mtn and Riceville.
    4 unique versions available
  16. 1941 Map of Lewistown, 1959 Print
    1941 Map of Lewistown, 1959 Print
    1941 Lewistown
    1959 Print · USGS
    Fergus County's mining and ranching heart comes into focus during the early 1940s as the Judith Mountains overlook a bustling rail-fed valley. Trace the legacy of local industry through the Divide Coal Mine, the Heath Post Office, and the early footprint of the Lewistown Airport.
    3 unique versions available
  19. 1941 Map of Judith Peak, 1959 Print
    1941 Map of Judith Peak, 1959 Print
    1941 Judith Peak
    1959 Print · USGS
    Fergus County's high-altitude mining districts and military ruins are frozen in time just before the war. Trace the remnants of a gold boom at Maiden and Giltedge, or locate the Ruins of Fort Maginnis and several rural schoolhouses like Skaggs Sch.
    3 unique versions available
  22. 1943 Map of Landusky
    1943 Map of Landusky
    1943 Landusky
    1943 Print · USGS
    Phillips County during the early 1940s is shown here as a landscape of isolated mountain settlements and the wild Missouri Breaks. Researchers can trace the layout of Landusky, the mountain peaks of the Jefferson National Forest, and river landmarks such as Cow Island.
  25. 1944 Map of Lewistown
    1944 Map of Lewistown
    1944 Lewistown
    1944 Print · USGS
    Fergus County at the height of the mid-century mining and rail era reveals a landscape shaped by resource extraction and high-plains settlement. Researchers can trace the legacy of local industry through the Divide Coal Mine, the Oil Refinery, and the State Fish Hatchery.
    2 unique versions available
  28. 1944 Map of Judith Peak
    1944 Map of Judith Peak
    1944 Judith Peak
    1944 Print · USGS
    The Judith Mountains mining districts are shown in high detail during the early 1940s, from high peaks to the prairie rail lines. Genealogists and historians can locate the Ruins of Fort Maginnis, the Fort Maginnis Cem, and numerous mines like the Old Glory Mine.
    2 unique versions available
  31. 1953 Map of Starve Out Flat, 1955 Print
    1953 Map of Starve Out Flat, 1955 Print
    1953 Starve Out Flat
    1955 Print · USGS
    Chouteau and Fergus Counties were still defined by remote ranching and river breaks in the early fifties. Local historians can trace early water sources like the Artesian Well and Cow Camp Spring near the dramatic landforms of The Big Sag.
    2 unique versions available
  34. 1954 Map of Great Falls
    1954 Map of Great Falls
    1954 Great Falls
    1954 Print · USGS
    The Missouri River valley in the mid-1950s is shown at a time of significant industrial and military growth. Genealogists and historians can locate early schools and rail stops like Tiger Butte Community Center, Fort Benton, and the Anaconda Wire Plant.
    4 unique versions available
  37. 1954 Map of P N Ranch, 1955 Print
    1954 Map of P N Ranch, 1955 Print
    1954 P N Ranch
    1955 Print · USGS
    The confluence of the Missouri and Judith Rivers is captured here in the mid-1950s, showing a landscape defined by ranching and frontier heritage. Historians can trace the Wagon Wheel Trail, locate Old Fort Clagget (Site), and find the Grave (Historical) on Claggett Hill.
    2 unique versions available
  40. 1954 Map of Taffy Ridge, 1956 Print
    1954 Map of Taffy Ridge, 1956 Print
    1954 Taffy Ridge
    1956 Print · USGS
    The Missouri River breaks through the Fergus County high plains in the mid-1950s, revealing a landscape of high ridges and deep coulees. Researchers can trace the cattle country terrain from Whiskey Ridge down to the Missouri River at Dauphin Rapids.
    2 unique versions available
  43. 1954 Map of Bird Rapids, 1956 Print
    1954 Map of Bird Rapids, 1956 Print
    1954 Bird Rapids
    1956 Print · USGS
    The Missouri River breaks are captured here in the mid-1950s, showing the wild river channel before modern alterations. Researchers can trace the exact locations of Castle Bluffs Rapids, Bird Rapids, and early landmarks like Black Butte.
  46. 1954 Map of Cow Island, 1956 Print
    1954 Map of Cow Island, 1956 Print
    1954 Cow Island
    1956 Print · USGS
    The Missouri River breaks of Montana are captured here during the mid-fifties, showing the isolated river valley at the borders of Blaine, Fergus, and Phillips counties. Researchers can locate the Kip Homestead, trace the path of the Jeep Trail, and see the prominent Cow Island in the river's bend.
    3 unique versions available
  49. 1954 Map of Hessler Ridge, 1956 Print
    1954 Map of Hessler Ridge, 1956 Print
    1954 Hessler Ridge
    1956 Print · USGS
    The Missouri River corridor of north-central Montana was undergoing focused basin development in the mid-fifties. Researchers can trace the varied terrain of the Fort Peck Game Range and early-named landmarks like King Island, Hessler Ridge, and Gardipee Bottoms.
    3 unique versions available
  52. 1954 Map of Leroy, 1956 Print
    1954 Map of Leroy, 1956 Print
    1954 Leroy
    1956 Print · USGS
    Blaine County ranching country and the Missouri River breaks are captured here in the mid-fifties. Researchers can locate the Lone Tree Bench Sch, the small settlement of Leroy, and river features like Lone Pine Rapids.
    2 unique versions available
  55. 1954 Map of Baker Monument, 1956 Print
    1954 Map of Baker Monument, 1956 Print
    1954 Baker Monument
    1956 Print · USGS
    The Missouri River breaks of central Montana are captured here during the 1950s era of river basin development. Researchers can trace historic river crossings and infrastructure like the Ferry, the Heller Sch, and early Powerplant (Ruins).
    2 unique versions available
  58. 1954 Map of Carter Coulee, 1956 Print
    1954 Map of Carter Coulee, 1956 Print
    1954 Carter Coulee
    1956 Print · USGS
    The Missouri River breaks and the high plains of central Montana are captured here during the mid-fifties ranching era. Genealogists and historians can trace the foundations of local settlement through the Little Crooked Creek School, the Mathison Ranch, and the winding path of an Old Trail.
    2 unique versions available
  61. 1954 Map of Sturgeon Island, 1956 Print
    1954 Map of Sturgeon Island, 1956 Print
    1954 Sturgeon Island
    1956 Print · USGS
    The Missouri River breaks through the northern plains in the mid-1950s, marking the border of Blaine and Fergus Counties. Researchers can trace the river's path past Sturgeon Island and locate isolated landmarks like Gist Ranch and Ervin Ridge.
    2 unique versions available
  64. 1954 Map of Bell Ridge West, 1956 Print
    1954 Map of Bell Ridge West, 1956 Print
    1954 Bell Ridge West
    1956 Print · USGS
    Central Montana ranching lands along the Missouri River are captured here in the mid-fifties. Researchers can trace riverside land use through Kendall Bottoms and Gardipee Bottoms or locate the Kendall Cow Camp within the Fort Peck Game Range.
    3 unique versions available
  67. 1954 Map of Gallatin Rapids, 1956 Print
    1954 Map of Gallatin Rapids, 1956 Print
    1954 Gallatin Rapids
    1956 Print · USGS
    The Missouri River breaks into the Gallatin Rapids and Dauphin Rapids along the Blaine and Fergus county line during the mid-fifties. Researchers can locate early petroleum exploration sites like the Oil Well (Alex) and trace the high country of Whiskey Ridge.
    2 unique versions available
  70. 1954 Map of Council Island, 1956 Print
    1954 Map of Council Island, 1956 Print
    1954 Council Island
    1956 Print · USGS
    The Missouri River breaks through the central Montana breaks during the mid-fifties, serving as a boundary for three counties. Local historians can trace early crossing points at Lohse PN Ferry and explore the remote path of Seventy-nine Road.
    2 unique versions available
  73. 1954 Map of Grand Island, 1956 Print
    1954 Map of Grand Island, 1956 Print
    1954 Grand Island
    1956 Print · USGS
    The Missouri River breaks of Central Montana are captured here during the mid-fifties, showing the intersection of Fergus and Phillips Counties. Researchers can trace the wild river corridor through Grand Island and Kendall Bottoms, or locate isolated landmarks like the Landing Strip and VABM Crystal 3097.
    3 unique versions available
Showing maps 1-25 of 699

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