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1940s Maps of Ada County, Idaho

Explore 15 historic maps of Ada County 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 Ada County'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 Ada County's history through authentic maps from the 1940s. This is your window into the past.

Ada County, ID maps

(15)
  1. 1947 Map of Jackass Butte, 1971 Print
    1947 Map of Jackass Butte, 1971 Print
    1947 Jackass Butte
    1971 Print · USGS
    Covers Ada County, including Elmore County, Owyhee County, and other nearby areas
    2 unique versions available
  4. 1947 Map of Wild Horse Butte, 1973 Print
    1947 Map of Wild Horse Butte, 1973 Print
    1947 Wild Horse Butte
    1973 Print · USGS
    Covers Ada County, including Owyhee County, United States, and other nearby areas
  7. 1947 Map of Dorsey Butte, 1979 Print
    1947 Map of Dorsey Butte, 1979 Print
    1947 Dorsey Butte
    1979 Print · USGS
    Covers Ada County, including Elmore County, Owyhee County, and other nearby areas
  10. 1948 Map of Castle Butte
    1948 Map of Castle Butte
    1948 Castle Butte
    1948 Print · USGS
    Covers Ada County, including Elmore County, Owyhee County, and other nearby areas
    2 unique versions available
  13. 1948 Map of Big Foot Butte
    1948 Map of Big Foot Butte
    1948 Big Foot Butte
    1948 Print · USGS
    Covers Ada County, including United States, Idaho, and other nearby areas
    4 unique versions available
  16. 1948 Map of Wild Horse Butte
    1948 Map of Wild Horse Butte
    1948 Wild Horse Butte
    1948 Print · USGS
    Covers Ada County, including Owyhee County, United States, and other nearby areas
  19. 1948 Map of Jackass Butte
    1948 Map of Jackass Butte
    1948 Jackass Butte
    1948 Print · USGS
    Covers Ada County, including Elmore County, Owyhee County, and other nearby areas
  22. 1948 Map of Dorsey Butte
    1948 Map of Dorsey Butte
    1948 Dorsey Butte
    1948 Print · USGS
    Covers Ada County, including Elmore County, Owyhee County, and other nearby areas
  25. 1948 Map of Big Foot Butte, 1952 Print
    1948 Map of Big Foot Butte, 1952 Print
    1948 Big Foot Butte
    1952 Print · USGS
    Covers Ada County, including Elmore County, Owyhee County, and other nearby areas
  28. 1948 Map of Sinker Butte, 1966 Print
    1948 Map of Sinker Butte, 1966 Print
    1948 Sinker Butte
    1966 Print · USGS
    Covers Ada County, including Owyhee County, United States, and other nearby areas
    2 unique versions available
  31. 1948 Map of Little Joe Butte, 1976 Print
    1948 Map of Little Joe Butte, 1976 Print
    1948 Little Joe Butte
    1976 Print · USGS
    Covers Ada County, including United States, Idaho, and other nearby areas
  34. 1949 Map of Sinker Butte
    1949 Map of Sinker Butte
    1949 Sinker Butte
    1949 Print · USGS
    Covers Ada County, including Owyhee County, United States, and other nearby areas
  37. 1949 Map of Little Joe Butte
    1949 Map of Little Joe Butte
    1949 Little Joe Butte
    1949 Print · USGS
    Covers Ada County, including United States, Idaho, and other nearby areas
  40. 1949 Map of Oreana, 1952 Print
    1949 Map of Oreana, 1952 Print
    1949 Oreana
    1952 Print · USGS
    Covers Ada County, including Elmore County, Owyhee County, and other nearby areas
    2 unique versions available
  43. 1949 Map of Robie Creek, 1986 Print
    1949 Map of Robie Creek, 1986 Print
    1949 Robie Creek
    1986 Print · USGS
    Covers Ada County, including Boise County, United States, and other nearby areas
End of results
Showing maps 1-15 of 15

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Frequently asked questions

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