1900s (20th Century) Maps of Mills, Wyoming

Explore 9 historic maps of Mills 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 Mills'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 Mills's history through authentic maps from the 1900s. This is your window into the past.


Mills, WY maps

(9)
  1. 1950 Map of Goose Egg, 1952 Print
    1950 Map of Goose Egg, 1952 Print
    1950 Goose Egg
    1952 Print · USGS
    Mid-century Natrona County comes to life at the foot of the mountains as rail and river networks converge. Genealogists and historians can trace the foundations of Mountain View and find rural landmarks like Sageglen Sch and the local Cem.

  2. 1951 Map of Casper, 1952 Print
    1951 Map of Casper, 1952 Print
    1951 Casper
    1952 Print · USGS
    Casper at the midpoint of the century is a bustling energy and transit hub along the North Platte River. Genealogists and historians can locate family-owned holdings like C Y Ranch, industrial landmarks like the Oil Tank Farms, and local institutions including the State Childrens Home.
    2 unique versions available

  3. 1955 Map of Casper, 1977 Print
    1955 Map of Casper, 1977 Print
    1955 Casper
    1977 Print · USGS
    Central Wyoming in the mid-fifties is defined by its massive water projects and an emerging energy economy centered around Casper. Genealogists and historians can trace old ranching outposts like Ervay alongside industrial sites such as the Uranium Mill and Poison Spider Oil Field.

  4. 1958 Map of Casper
    1958 Map of Casper
    1958 Casper
    1958 Print · USGS
    Central Wyoming in the late fifties is defined by its massive high-desert reservoirs and the burgeoning energy infrastructure around Casper. Genealogists and researchers can trace remote outposts like Bairoil and Love Ranch or locate the Poison Spider Oil Field.
    2 unique versions available

  5. 1961 Map of Goose Egg, 1965 Print
    1961 Map of Goose Egg, 1965 Print
    1961 Goose Egg
    1965 Print · USGS
    The outskirts of Casper come into focus in the early sixties, showing where old frontier routes met modern industrial growth. Trace the historic Emigrant Trail past the Custard Massacre Site or locate early neighborhoods like Mountain View.
    4 unique versions available

  6. 1961 Map of Casper, 1965 Print
    1961 Map of Casper, 1965 Print
    1961 Casper
    1965 Print · USGS
    Casper and its neighbors developed rapidly during the mid-century energy boom, bordered by the river and the mountain. Researchers can trace the layout of Evansville, the sprawling Oil Tank Farm, and neighborhood anchors like Casper College.
    3 unique versions available

  7. 1962 Map of Casper
    1962 Map of Casper
    1962 Casper
    1962 Print · USGS
    Central Wyoming during the early sixties was a landscape of expanding energy production and massive water projects. Researchers can trace the mid-century footprint of the Lost Soldier Oil Field, the development of Casper Air Terminal, and the irrigation network of Pathfinder Reservoir.

  8. 1979 Map of Casper, 1980 Print
    1979 Map of Casper, 1980 Print
    1979 Casper
    1980 Print · USGS
    Casper and the North Platte River valley are documented here during the late seventies, showing the city's growth against the backdrop of the Laramie Mountains. Researchers can trace the historic Emigrant Trail past Bessemer Mountain or locate family plots at Highland Cem.

  9. 1988 Map of Casper
    1988 Map of Casper
    1988 Casper
    1988 Print · USGS
    High plains and mountain ranges define Central Wyoming in the late eighties, centered on the growth of the Casper urban corridor. Genealogists and researchers can trace the rail lines of the Chicago and North Western RR or locate small outposts like Jeffrey City and Bairoil.

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