Join Free

1940s Maps of Thornton, Colorado

Explore 8 historic maps of Thornton from the 1940s. These maps offer a rare glimpse into what life looked like during the 1940s — 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 Thornton's landscape evolved across the 1940s, 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 1940s, 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 Thornton's history through authentic maps from the 1940s. This is your window into the past.

Thornton, CO maps

(8)
  1. 1940 Map of Eastlake
    1940 Map of Eastlake
    1940 Eastlake
    1940 Print · USGS
    Adams County at the end of the 1930s shows a landscape of rail-side settlements and intensive irrigation. Genealogists can locate family landmarks like Wesley Chapel, rural school sites such as Moreland Sch, and the water networks of the Brantner Ditch.
  4. 1940 Map of Lafayette
    1940 Map of Lafayette
    1940 Lafayette
    1940 Print · USGS
    Lafayette and the northern Colorado coalfields are captured in the late 1930s as mining and rail transport shaped the local economy. Genealogists can trace family roots through named landmarks like Mandalay Sch, Lakeview Cem, and the Centennial Mine.
  7. 1940 Map of Derby
    1940 Map of Derby
    1940 Derby
    1940 Print · USGS
    Adams County and north Denver appear here on the eve of World War II, showing a landscape of irrigation ditches, heavy rail, and early aviation. Researchers can trace the legacy of the Stockyards, the sprawling Denver City and Co Airport, and vanished local schools like Mapleton Sch.
    2 unique versions available
  10. 1941 Map of Arvada
    1941 Map of Arvada
    1941 Arvada
    1941 Print · USGS
    The Arvada and Westminster areas of the Colorado Front Range appear here in the early 1940s, showing a landscape defined by irrigation and rail. Researchers can trace historic institutions like Bellevue College, early settlements at Utah Junction, and the Leyden Narrow Gage railroad.
  13. 1944 Map of Arvada
    1944 Map of Arvada
    1944 Arvada
    1944 Print · USGS
    The northwest Denver suburbs appear as a series of distinct rail-connected towns in the 1940s. Genealogists can locate family landmarks like Arvada Cem, Semper Sch, and the grounds of Regis College.
  16. 1944 Map of Lafayette
    1944 Map of Lafayette
    1944 Lafayette
    1944 Print · USGS
    The northern Front Range in the years following the Great Depression was a landscape of coal mines and intricate irrigation reservoirs. You can trace the early footprints of Lafayette and Broomfield while locating industrial landmarks like the Centennial Mine and Burn Lee Sch.
  19. 1944 Map of Eastlake
    1944 Map of Eastlake
    1944 Eastlake
    1944 Print · USGS
    The South Platte River valley and the agricultural plains of Adams County appear here in the years before the Denver suburbs arrived. Genealogists and historians can trace rural family life through locations like Wesley Chapel, the local Cemetery, and early school sites like Brantner Sch.
  22. 1947 Map of Derby
    1947 Map of Derby
    1947 Derby
    1947 Print · USGS
    Denver's northern periphery at the end of the 1930s reveals a landscape defined by industry and irrigation. Trace family roots at Riverside Cemetery or locate early landmarks like the Stockyards, Argo, and the Fish Hatchery.
    2 unique versions available
End of results
Showing maps 1-8 of 8

Top cities near Thornton

See more

Top neighborhoods of Thornton

See more

Frequently asked questions

  • What are the different types of historical maps available for Thornton?
  • What is the oldest map of Thornton?
  • Where can I purchase historical maps of Thornton for my home or office?
  • Where can I download high-res historical maps of Thornton?
  • Are there historical topographic maps available for Thornton?
  • Is there historical aerial imagery available for Thornton?
  • Where are historical maps of Thornton sourced from?