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1900s (20th Century) Maps of Cascade County, Montana

Explore 130 historic maps of Cascade County 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 Cascade County'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 Cascade County's history through authentic maps from the 1900s. This is your window into the past.

Cascade County, MT maps

(130)
  1. 1902 Map of Little Belt Mts.
    1902 Map of Little Belt Mts.
    1902 Little Belt Mts.
    1902 Print · USGS
    Meagher County at the close of the nineteenth century is a landscape of mountain mining camps and riverside settlements. Researchers can trace early industry and family roots near the Sapphire Mine, the town of White Sulphur Springs, and the camp at Neihart.
    3 unique versions available
  4. 1920 Map of Choteau
    1920 Map of Choteau
    1920 Choteau
    1920 Print · USGS
    North-central Montana in the early twentieth century shows a landscape being reshaped by irrigation canals and competing rail lines. Family historians can trace early settlements like Agawam, Bole, and Gilman, or locate regional landmarks like Priest Butte and Pishkun Reservoir.
  7. 1943 Map of Hogan
    1943 Map of Hogan
    1943 Hogan
    1943 Print · USGS
    Crossing the Continental Divide during the early twentieth century, this survey shows the high-country landscape between the Sun and Dearborn rivers. Researchers can trace early settlements like Stearns and Hogan, or find remote landmarks such as Silver Camp and the Dry Creek Reservoir Site.
  10. 1948 Map of Portage
    1948 Map of Portage
    1948 Portage
    1948 Print · USGS
    The Missouri River corridor near Great Falls is shown in the late 1940s, a landscape shaped by hydroelectric dams and expanding military aviation. Genealogists and researchers can trace local landmarks like Goffe Ranch, Salem Sch, and the Great Northern rail lines.
    4 unique versions available
  13. 1948 Map of White Sulphur Springs, 1951 Print
    1948 Map of White Sulphur Springs, 1951 Print
    1948 White Sulphur Springs
    1951 Print · USGS
    Montana's capital and the high country of the Big Belt Mountains come alive in this mid-century survey. Trace the early hydroelectric developments at Canyon Ferry Dam or follow the historic rail lines through Ringling and Townsend.
  16. 1949 Map of Portage
    1949 Map of Portage
    1949 Portage
    1949 Print · USGS
    The Missouri River breaks through the Montana high plains in the late 1940s, revealing a landscape of vital hydroelectric dams and rural rail stops. Local historians can trace the development of Morony Dam, family holdings at Golie Ranch, and early settlements like Portage.
    2 unique versions available
  19. 1949 Map of Cascade, 1956 Print
    1949 Map of Cascade, 1956 Print
    1949 Cascade
    1956 Print · USGS
    Cascade and Ulm are captured here at the mid-century point, during a period of steady ranching and river-side development along the Missouri River. Genealogists and historians can locate the Castner Falls Cem, Superior School, and the defunct Elizabeth Reservoir.
    2 unique versions available
  22. 1949 Map of Great Falls, 1966 Print
    1949 Map of Great Falls, 1966 Print
    1949 Great Falls
    1966 Print · USGS
    Mid-century Great Falls and the Missouri River basin are shown here during a period of post-war industrial and educational expansion. Researchers can trace the heritage of the area via the Bootlegger Trail, the Black Eagle Dam, and schools like Ursuline Academy and McKinley Sch.
  25. 1949 Map of Vaughn, 1968 Print
    1949 Map of Vaughn, 1968 Print
    1949 Vaughn
    1968 Print · USGS
    The Sun River valley is captured here in the late 1940s, showing a landscape defined by industrial rail lines and sophisticated irrigation. You can trace the path of the Great Northern railroad through Vaughn or locate the Gettel School and Sun River Cemetery.
  28. 1950 Map of Fairfield, 1952 Print
    1950 Map of Fairfield, 1952 Print
    1950 Fairfield
    1952 Print · USGS
    In the early 1950s, the Teton County prairie was a landscape of irrigation canals and rail lines centered on Fairfield. Trace the development of the Missouri River Basin through features like the Greenfield Main Canal, Old Fort Shaw, and the Great Northern railroad.
    4 unique versions available
  31. 1951 Map of Great Falls
    1951 Map of Great Falls
    1951 Great Falls
    1951 Print · USGS
    Great Falls and the surrounding Cascade County plains come alive in this mid-century survey of the Missouri River basin. Genealogists and local historians can trace the early layout of Black Eagle, locate the Ursuline Academy, and follow the historic Bootlegger Trail.
    2 unique versions available
  34. 1951 Map of Cascade
    1951 Map of Cascade
    1951 Cascade
    1951 Print · USGS
    Mid-century Montana comes into focus as the Missouri River winds past the growing settlements and cattle country of Cascade County. Researchers can trace family sites near Superior School, the Castner Falls Cemetery, and the Great Northern rail line.
    2 unique versions available
  37. 1952 Map of Vaughn
    1952 Map of Vaughn
    1952 Vaughn
    1952 Print · USGS
    The Montana benchlands north of Great Falls come into focus in the early fifties, where the Sun River and Muddy Creek meet. Genealogists and historians can trace the irrigation canals, the Great Northern rail lines, and landmarks like Sun River Cemetery or the Gettel School.
  40. 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
  43. 1954 Map of Lander Crossing, 1956 Print
    1954 Map of Lander Crossing, 1956 Print
    1954 Lander Crossing
    1956 Print · USGS
    The Missouri River breaks of Montana are captured here in the mid-fifties, revealing the intricate network of coulees carving into the Chouteau County landscape. Researchers can trace the winding course of Highwood Creek and locate landmarks like Lander Crossing, Huntley Coulee, and Windmill 3353.
    2 unique versions available
  46. 1954 Map of Waltham, 1956 Print
    1954 Map of Waltham, 1956 Print
    1954 Waltham
    1956 Print · USGS
    The high plains of Chouteau and Cascade Counties come alive in the mid-1950s, centered on the winding canyons and rail tunnels of Belt Creek. Researchers can trace the path of the Milwaukee Road through the landscape past Waltham and the Shepherd Butte School.
    2 unique versions available
  49. 1955 Map of Stockett, 1957 Print
    1955 Map of Stockett, 1957 Print
    1955 Stockett
    1957 Print · USGS
    Cascade County in the mid-fifties reveals a landscape of coal-mining settlements and military growth south of the Missouri River. Genealogists and historians can trace family roots through numerous rural markers like Flemming Sch, Sandcoulee Cem, and the high-ground community of Stockett.
    3 unique versions available
  52. 1955 Map of Gore Hill, 1957 Print
    1955 Map of Gore Hill, 1957 Print
    1955 Gore Hill
    1957 Print · USGS
    The area around Great Falls in the mid-1950s shows a landscape of river-carved benches and burgeoning aviation infrastructure. Researchers can locate family landmarks like Truly Sch, Red Butte Sch, and the Mount Olivet Cemetery.
  55. 1955 Map of Choteau, 1978 Print
    1955 Map of Choteau, 1978 Print
    1955 Choteau
    1978 Print · USGS
    Western Montana during the mid-fifties is captured here as a land of rugged high-country wilderness and vital eastern plains irrigation. Genealogists and historians can locate remote outposts like Condon, the communal Miller Colony, and the rail stops of the Chicago Milwaukee St Paul and Pacific.
  58. 1956 Map of Highwood, 1957 Print
    1956 Map of Highwood, 1957 Print
    1956 Highwood
    1957 Print · USGS
    Highwood and the Chouteau County borderlands are seen here in the mid-1950s, a period defined by the Missouri River and the reaching tracks of the Milwaukee Road. Genealogists and historians can trace rail-side stops like Waltham and Lander Crossing, or locate the rural Shepherd Butte Sch near the forks of the Missouri River.
    2 unique versions available
  61. 1956 Map of Belt, 1957 Print
    1956 Map of Belt, 1957 Print
    1956 Belt
    1957 Print · USGS
    Central Montana in the mid-fifties reveals a landscape defined by the Great Northern railroad and rural school districts. Researchers can trace the legacy of mining and homesteading through sites like the Orr East Belt Mine, Pleasant View Cemetery, and Belt Butte.
  64. 1957 Map of Choteau
    1957 Map of Choteau
    1957 Choteau
    1957 Print · USGS
    Montana's mountain front meets the eastern plains in the mid-fifties, showing the transition from forested wilderness to irrigated ranch land. Genealogists and historians can trace the rail lines of the Great Northern and find settlements like Choteau, Augusta, and Seeley Lake.
  67. 1957 Map of Great Falls
    1957 Map of Great Falls
    1957 Great Falls
    1957 Print · USGS
    Montana's central plains and mountain foothills are captured here in the mid-fifties, showing the hub of Great Falls and the surrounding grain-shipping towns. Genealogists can trace family roots through the rail sidings of the Great Northern and small rural communities like Sand Coulee or Fort Benton.
  70. 1958 Map of Choteau
    1958 Map of Choteau
    1958 Choteau
    1958 Print · USGS
    Montana's front range meets the high wilderness in the late fifties, where the Great Northern railway connects ranching towns to the eastern plains. Researchers can trace the development of irrigation at Bynum Reservoir or locate remote camps like the Big Prairie District Ranger Station and Helmville.
    2 unique versions available
  73. 1958 Map of White Sulphur Springs, 1968 Print
    1958 Map of White Sulphur Springs, 1968 Print
    1958 White Sulphur Springs
    1968 Print · USGS
    Central Montana in the late fifties was a landscape of high-country mining and newly formed reservoirs. You can trace the rail-and-river economy of the era through sites like Canyon Ferry Lake, the East Pacific Mine, and the historic Fort Logan.
    3 unique versions available
Showing maps 1-25 of 130

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