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1900s (20th Century) Maps of Eagle County, Colorado

Explore 74 historic maps of Eagle 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 Eagle 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 Eagle County's history through authentic maps from the 1900s. This is your window into the past.

Eagle County, CO maps

(74)
  1. 1909 Map of Mount Jackson, 1955 Print
    1909 Map of Mount Jackson, 1955 Print
    1909 Mount Jackson
    1955 Print · USGS
    Pitkin County was a thriving center of high-country mining and railroading during the early 1900s. Genealogists and historians can trace the rail lines of the Colorado Midland Railway and locate vanished sites like Ashcroft and the Little Annie Mine.
    2 unique versions available
  4. 1911 Map of Mount Jackson
    1911 Map of Mount Jackson
    1911 Mount Jackson
    1911 Print · USGS
    The high Rockies of Pitkin and Eagle Counties are captured here at the peak of the mountain rail era. Researchers can trace the dual tracks of the Colorado Midland RR and the Denver and Rio Grande RR past Aspen and the Little Annie Mine.
    3 unique versions available
  7. 1927 Map of Glenwood Springs, 1956 Print
    1927 Map of Glenwood Springs, 1956 Print
    1927 Glenwood Springs
    1956 Print · USGS
    Garfield County’s mountain interior comes to life in the 1920s, showing the high-country settlements and early forest service infrastructure across the Colorado River valley. Genealogists can trace family footprints at Sweetwater Lake Sch, the Shoshone Power Plant, and remote outposts like Hip Roof Cabin.
    3 unique versions available
  10. 1929 Map of Dillon, 1955 Print
    1929 Map of Dillon, 1955 Print
    1929 Dillon
    1955 Print · USGS
    In the late 1920s, the Blue River valley was a high-country network of rail stops and mining camps before the landscape was changed by major dam projects. Genealogists and historians can trace the early footprints of Dillon, Frisco, and the Colorado and Southern railroad line.
    2 unique versions available
  13. 1930 Map of Glenwood Springs
    1930 Map of Glenwood Springs
    1930 Glenwood Springs
    1930 Print · USGS
    Glenwood Springs and the Colorado River corridor are captured here during the late prohibition era, showing the region's transition into a center for power and rail transport. Researchers can trace the Denver and Rio Grande Western Railroad to Dotsero or find remote outposts like Hip Roof Cabin and Transfer Springs Ranger Sta.
    4 unique versions available
  16. 1933 Map of Mt. Powell
    1933 Map of Mt. Powell
    1933 Mt. Powell
    1933 Print · USGS
    The Colorado high country in the early thirties reveals a landscape of isolated mountain homesteads and remote federal forest lands. Genealogists and local historians can trace family locations like the Noonen Ranch or locate early rural schools including Upper Sheephorn Sch and Lakeside Sch.
    5 unique versions available
  19. 1934 Map of Climax
    1934 Map of Climax
    1934 Climax
    1934 Print · USGS
    The Colorado high country in the mid-1930s reveals a landscape of industrial mining and high-altitude transport. Trace the routes of the Colorado and Southern RR or locate the historic mining district of Quartzville and the London Mine.
  22. 1934 Map of Minturn
    1934 Map of Minturn
    1934 Minturn
    1934 Print · USGS
    The mountain corridors of Eagle County were defined by mining and the railroad during the early nineteen-thirties. You can trace the industrial landscape of the Eagle River through settlements like Gilman, the remote Bells Camp, and the high-altitude Liberty Mine.
    5 unique versions available
  25. 1934 Map of Dillon
    1934 Map of Dillon
    1934 Dillon
    1934 Print · USGS
    Dillon and the surrounding Blue River Valley are shown here in the mid-1930s before the valley was flooded for reservoir construction. Genealogists and historians can trace the original locations of Dillon, the Dickey Ranger Sta, and mining sites like the Boss Mine.
    3 unique versions available
  28. 1938 Map of Mt. Lincoln
    1938 Map of Mt. Lincoln
    1938 Mt. Lincoln
    1938 Print · USGS
    Summit and Park counties are captured here in the late 1930s, documenting the high-altitude mining landscape of the Tenmile Range. Researchers can trace the early footprints of Alma, the mining sites at Kokomo and London, and historic routes over Mosquito Pass.
    7 unique versions available
  31. 1940 Map of Mount Powell
    1940 Map of Mount Powell
    1940 Mount Powell
    1940 Print · USGS
    The high peaks of the Gore Range and the Blue River valley are shown here during the late 1930s. Researchers can locate remote homesteads and schools such as Abbet Place, Smith Ranch, and the Hillcrest Sch among the alpine lakes.
    3 unique versions available
  34. 1942 Map of Leadville, 1943 Print
    1942 Map of Leadville, 1943 Print
    1942 Leadville
    1943 Print · USGS
    High in the Rockies during the early war years, this area served as a critical hub for military training and mining operations. Trace the rail lines of the Denver and Rio Grande Western RR and find local landmarks like the U. S. Fish Hatchery or the Adelaide mine.
  37. 1945 Map of Mount Lincoln
    1945 Map of Mount Lincoln
    1945 Mount Lincoln
    1945 Print · USGS
    Breckenridge and the surrounding mining districts were still active industrial hubs when this survey was updated in the mid-1940s. Researchers can trace historic claims and mineral landmarks such as USLM No 16 and the remote high-altitude site of Climax.
    2 unique versions available
  40. 1949 Map of Holy Cross, 1955 Print
    1949 Map of Holy Cross, 1955 Print
    1949 Holy Cross
    1955 Print · USGS
    The Eagle River valley and the high-altitude terrain of the Sawatch Range are captured here just after the war. You can trace the military history of Camp Hale and find old mining claims like the Matchless Mine or the remote Holy Cross City.
    7 unique versions available
  43. 1950 Map of Minturn, 1966 Print
    1950 Map of Minturn, 1966 Print
    1950 Minturn
    1966 Print · USGS
    Mid-century Eagle County was defined by deep canyons and high-altitude industry. Genealogists and historians can trace the railroad corridors of the Denver and Rio Grande Western, the mining operations at Gilman, and the footprint of Camp Hale Military Reservation.
    3 unique versions available
  46. 1951 Map of Holy Cross
    1951 Map of Holy Cross
    1951 Holy Cross
    1951 Print · USGS
    High in the Sawatch Mountains during the post-war era, this region shows a landscape shaped by military training and alpine mining. Researchers can trace the layout of Camp Hale, locate the Homestake Mine, or find the high-altitude Evergreen Cem.
    2 unique versions available
  49. 1957 Map of Leadville, 1978 Print
    1957 Map of Leadville, 1978 Print
    1957 Leadville
    1978 Print · USGS
    High-country mining and rail transport define the central Colorado Rockies during the mid-to-late twentieth century. Researchers can trace the industrial footprints of Gilman and Climax, find small rail stops like Malta, and follow the Denver and Rio Grande Western RR.
    2 unique versions available
  52. 1959 Map of Leadville
    1959 Map of Leadville
    1959 Leadville
    1959 Print · USGS
    The Colorado high country in the late fifties is a landscape of mining history and military training, from the streets of Leadville to the Camp Hale grounds. Genealogists and historians can trace the Denver and Rio Grande Western RR alongside now-deserted sites like Ashcroft and Independence.
  55. 1960 Map of Leadville
    1960 Map of Leadville
    1960 Leadville
    1960 Print · USGS
    The Colorado high country in the mid-fifties comes alive through its mining camps, river valleys, and rail lines. Trace the industrial legacy of the Climax Molybdenum Mine and explore the alpine reaches of the Camp Hale Military Reservation.
    2 unique versions available
  58. 1961 Map of Leon, 1963 Print
    1961 Map of Leon, 1963 Print
    1961 Leon
    1963 Print · USGS
    The Roaring Fork Valley in the early 1960s shows a landscape of mountain ranching and early development. Follow the tracks of the Denver and Rio Grande Western near El Jebel or trace the irrigation lines of the Home Supply Ditch.
    4 unique versions available
  61. 1961 Map of Basalt, 1963 Print
    1961 Map of Basalt, 1963 Print
    1961 Basalt
    1963 Print · USGS
    The Roaring Fork Valley in the early sixties was a landscape of rail transit and mountain agriculture. Trace the course of the Denver and Rio Grande Western Railroad past Emma and Wingo or locate the St Benedict Monastery near Capitol Creek.
    6 unique versions available
  64. 1961 Map of Cottonwood Pass, 1963 Print
    1961 Map of Cottonwood Pass, 1963 Print
    1961 Cottonwood Pass
    1963 Print · USGS
    This Colorado high-country landscape in the early sixties centers on the Cottonwood Divide and the northern reaches of the White River National Forest. Researchers can trace the winding Cottonwood Trail and identify local landmarks like The Eagle Nest and Von Springs Reservoir.
    7 unique versions available
  67. 1961 Map of Woody Creek, 1963 Print
    1961 Map of Woody Creek, 1963 Print
    1961 Woody Creek
    1963 Print · USGS
    Pitkin County in the early sixties reveals a landscape of high-altitude ranching and railroading along the Roaring Fork River. Local historians can trace the Denver and Rio Grande Western tracks, find the Wheatley Cem, and locate early water works like the Walker Wonder Ditch.
    5 unique versions available
  70. 1961 Map of Ruedi, 1963 Print
    1961 Map of Ruedi, 1963 Print
    1961 Ruedi
    1963 Print · USGS
    Pitkin County high country in the early sixties shows the Fryingpan Valley before the landscape was transformed. Researchers can trace historic access routes like the Pack Trail to Cow Camp and find early recreational markers like Rocky Fork Campground.
    5 unique versions available
  73. 1961 Map of Toner Reservoir, 1963 Print
    1961 Map of Toner Reservoir, 1963 Print
    1961 Toner Reservoir
    1963 Print · USGS
    The Fryingpan River valley meets the high backcountry of Eagle County in the early sixties. Researchers can trace land use through Castle View Ranch, Seven Castles, and remote outposts like Duffs Cabin and the State Fish and Game Station.
    5 unique versions available
Showing maps 1-25 of 74

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