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Old Maps of Weld County, Colorado for Academic Research

Study the evolution of Weld County with 597 high-resolution historic maps. Whether you're teaching, researching, or modeling changes in land use, these maps provide essential visual documentation of urban, environmental, and geographic change.

  • Analyze long-term change: Track patterns in development, transportation, and natural features.
  • Ideal for environmental or urban studies: Support academic projects with primary historical map data.
  • Use in the classroom or lab: Educators and researchers rely on these maps to bring historical context to life.

These maps are a powerful tool for teaching, research, and visualizing how Weld County has changed over the decades.

Weld County, CO maps

(597)
  1. 1902 Map of Greeley
    1902 Map of Greeley
    1902 Greeley
    1902 Print · USGS
    The northern Colorado plains come alive in this survey of the South Platte and Cache la Poudre river valleys. Researchers can trace early railroad expansion and irrigation networks while locating specific homesteads like Klugs Ranch and old coal operations such as the Black Prince Coal Mine.
    4 unique versions available
  4. 1904 Map of Niwot
    1904 Map of Niwot
    1904 Niwot
    1904 Print · USGS
    The northern Colorado plains come alive in the early 1900s, showcasing a landscape shaped by coal mining and extensive irrigation. Genealogists and historians can trace family roots through settlements like Hygiene, Niwot, and Erie, or locate industrial sites such as Dixon Mill and the Gladstone Mine.
    3 unique versions available
  7. 1906 Map of Loveland, 1954 Print
    1906 Map of Loveland, 1954 Print
    1906 Loveland
    1954 Print · USGS
    The Colorado plains meet the Front Range in the early 1900s, showing a landscape transformed by early irrigation and rail. Genealogists can trace family names across Loveland and Berthoud or locate rural sites like Masonville and Benson Lake.
    5 unique versions available
  10. 1908 Map of Loveland
    1908 Map of Loveland
    1908 Loveland
    1908 Print · USGS
    The Front Range foothills of Larimer County come alive in this early 1900s survey, showing a landscape transformed by water engineering and rail. Trace the original irrigation lines like Louden Ditch and find early industrial sites like the Plaster Mill.
    7 unique versions available
  13. 1908 Map of Eaton, 1957 Print
    1908 Map of Eaton, 1957 Print
    1908 Eaton
    1957 Print · USGS
    Weld and Larimer counties are seen here in the early twentieth century as irrigation and rail lines transformed the high plains. Researchers can trace the development of agricultural hubs like Pierce and Severance alongside rural landmarks like Albert School and the Indian Springs Coal Mine.
  16. 1910 Map of Eaton
    1910 Map of Eaton
    1910 Eaton
    1910 Print · USGS
    Northern Colorado at the turn of the century shows a landscape transformed by railroads and early irrigation projects. Genealogists can locate many family-named landmarks like Slaxton Ranch and rural schoolhouses including Abbot School and Birch School.
    3 unique versions available
  19. 1911 Map of Cheyenne, 1961 Print
    1911 Map of Cheyenne, 1961 Print
    1911 Cheyenne
    1961 Print · USGS
    Cheyenne was a bustling rail and military center in the years before the Great War. Genealogists and historians can trace the footprint of Fort D.A. Russell and find early rural sites like Campstool and Paola.
  22. 1914 Map of Cheyenne
    1914 Map of Cheyenne
    1914 Cheyenne
    1914 Print · USGS
    Cheyenne stands at the crossroads of three major railroads in the years before the Great War. Researchers can trace the layout of the Fort D.A. Russell Military Reservation and find local landmarks like Ridley School and Campstool.
    3 unique versions available
  25. 1949 Map of Gowanda, 1957 Print
    1949 Map of Gowanda, 1957 Print
    1949 Gowanda
    1957 Print · USGS
    Weld County’s mid-century farming landscape is captured here, showing the intricate water and rail networks before modern development altered the valley. Genealogists and historians can trace local landmarks like the Rinn Valley Grange, Stone School, and the Union Pacific rail corridor.
    6 unique versions available
  28. 1949 Map of Fort Lupton, 1964 Print
    1949 Map of Fort Lupton, 1964 Print
    1949 Fort Lupton
    1964 Print · USGS
    Northeastern Colorado agriculture and transit come alive in this post-war survey of the Platte River valley. Genealogists and historians can trace the footprint of rural life through Hillside Cemetery, Wattenberg Sch, and the Union Pacific rail line.
    6 unique versions available
  31. 1949 Map of Platteville, 1966 Print
    1949 Map of Platteville, 1966 Print
    1949 Platteville
    1966 Print · USGS
    The Colorado plains near the South Platte River are shown here in the late 1940s, highlighting a landscape defined by irrigation and rail. Researchers can trace the Union Pacific corridor through Platteville, find St Francis Cemetery, and locate the Site of Old Fort Vasquez.
    5 unique versions available
  34. 1949 Map of Hudson, 1967 Print
    1949 Map of Hudson, 1967 Print
    1949 Hudson
    1967 Print · USGS
    Hudson and the surrounding Weld County prairie are captured here in the late 1940s, showing a landscape defined by rail and irrigation. Genealogists and local historians can locate Mountain View Cem, the community of Tonville, and various waterworks like the Beebe Canal.
    8 unique versions available
  37. 1950 Map of Frederick
    1950 Map of Frederick
    1950 Frederick
    1950 Print · USGS
    The coal-rich corridor of Weld County is caught in a moment of industrial transition during the early 1950s. Genealogists and historians can trace the mining family hubs of Frederick, Firestone, and Dacono, alongside local schools like Mount View School and the Shamrock Mine.
    7 unique versions available
  40. 1950 Map of Greeley
    1950 Map of Greeley
    1950 Greeley
    1950 Print · USGS
    Greeley and Evans thrive at the mid-century confluence of the Cache La Poudre and South Platte Rivers. Researchers can trace historic neighborhoods and landmarks like the Spanish Colony, Linn Grove Cemetery, and the Union Pacific rail network.
    8 unique versions available
  43. 1950 Map of Gowanda
    1950 Map of Gowanda
    1950 Gowanda
    1950 Print · USGS
    Weld County farming and rail communities thrive along the river bottom in the years following the war. Researchers can locate the Pearl Howlett School, trace the Great Western tracks, and identify family landmarks like the Rinn Valley Grange.
    2 unique versions available
  46. 1950 Map of Platteville
    1950 Map of Platteville
    1950 Platteville
    1950 Print · USGS
    The South Platte River valley in the mid-twentieth century shows an intensive irrigation landscape supporting the agricultural community of Platteville. Genealogists and local historians can trace the Union Pacific rail line and locate the Site of Old Fort Vasquez or the St Francis Cemetery.
    2 unique versions available
  49. 1950 Map of Fort Lupton
    1950 Map of Fort Lupton
    1950 Fort Lupton
    1950 Print · USGS
    Fort Lupton and the South Platte River valley are captured in detail during the post-war era, showing a landscape shaped by rail and irrigation. Genealogists can locate family landmarks like Hillside Cemetery, Porter Sch, and the small settlement of Wattenberg.
    2 unique versions available
  52. 1950 Map of Windsor
    1950 Map of Windsor
    1950 Windsor
    1950 Print · USGS
    Windsor and the surrounding plains of Weld and Larimer Counties appear here in the mid-twentieth century as a thriving agricultural and rail corridor. Researchers can trace the layout of small rail stops like Kelim and Officer or locate rural landmarks like Oklahoma School and Jeffers Sch.
    8 unique versions available
  55. 1950 Map of Kersey
    1950 Map of Kersey
    1950 Kersey
    1950 Print · USGS
    Weld County irrigation and rail networks are in full swing at the midpoint of the century. Genealogists and researchers can trace local landmarks like Spanish Village, Lone Tree Sch, and the confluence of the river systems at The Delta.
    5 unique versions available
  58. 1950 Map of Cheyenne
    1950 Map of Cheyenne
    1950 Cheyenne
    1950 Print · USGS
    Cheyenne and its surrounding high plains are captured here during a period of post-war expansion and military prominence. Researchers can trace the layout of the Fort Francis E Warren Military Reservation or locate family ranch sites like Rees Brothers Ranch and Diamond Camp.
  61. 1950 Map of South Roggen, 1952 Print
    1950 Map of South Roggen, 1952 Print
    1950 South Roggen
    1952 Print · USGS
    This mid-century survey of the Colorado plains near the Weld-Adams county line documents a rural landscape transitioning into the modern era. Researchers can trace the path of the Henrylyn Canal and locate the Television Relay Station or the settlement at South Roggen.
    3 unique versions available
  64. 1950 Map of Greasewood Lake, 1952 Print
    1950 Map of Greasewood Lake, 1952 Print
    1950 Greasewood Lake
    1952 Print · USGS
    The Colorado high plains during the post-war energy boom show a ranching landscape beginning to share space with oil exploration. Trace old homesteading remnants like the Prairie Queen School (Aban'd) and reliable water sources like Greasewood Lake and Sandborn Draw.
  67. 1950 Map of Wiggins SW, 1952 Print
    1950 Map of Wiggins SW, 1952 Print
    1950 Wiggins SW
    1952 Print · USGS
    The Colorado high plains of Weld and Morgan counties are captured here in the mid-century, defined by vital water infrastructure and rural school districts. Genealogists and historians can trace the locations of the Kiowa School and the path of the Gaynor Nile Ditch.
    2 unique versions available
  70. 1950 Map of Tampa, 1952 Print
    1950 Map of Tampa, 1952 Print
    1950 Tampa
    1952 Print · USGS
    The eastern Colorado plains come into focus in the mid-twentieth century as a landscape of isolated ranches and vital rail links. Genealogists and historians can trace the rural infrastructure around Tampa and Lutz Ranch or follow the path of the CHICAGO BURLINGTON AND QUINCY railroad.
    4 unique versions available
  73. 1950 Map of Barnesville, 1952 Print
    1950 Map of Barnesville, 1952 Print
    1950 Barnesville
    1952 Print · USGS
    Weld County ranching and irrigation systems are captured here during the mid-century, following the development of the Missouri River Basin. Genealogists can locate the Cem (First Permanent Settlers in Weld Co 1840) and trace old rail stops like Barnesville Station.
    5 unique versions available
Showing maps 1-25 of 597

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Frequently asked questions

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