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Old Maps of Sweet, Idaho

Explore 14 old maps of Sweet, spanning from 1892 to today. These high-resolution historic maps reveal how streets, neighborhoods, landmarks, and natural features evolved over time — perfect for genealogy, metal detecting, research, and local history exploration.

What you can do with these maps:

  • See how Sweet changed over time: Compare historical maps to modern-day views to trace roads, homesites, rail lines & more.
  • View detailed metadata: Each map includes creators, publishers, year, scale, and archive source.
  • Overlay maps with satellite & LiDAR: Visualize the past alongside modern tools to explore terrain & human change.
  • Trusted historical sources: Maps sourced from the USGS, Library of Congress, and other archives.
  • Access maps your way: View online, download high-res files, or order prints for personal or research use.

Start exploring old maps of Sweet to uncover forgotten places, hidden landmarks, and the deep history beneath your feet.

Sweet, ID maps

(14)
  1. 1892 Map of Boise
    1892 Map of Boise
    1892 Boise
    1892 Print · USGS
    The Boise Valley and surrounding highlands are shown here in the early 1890s as irrigation and railroads transformed the Idaho territory. Researchers can trace the early city grid near Boise Barracks and the paths of the Idaho Central Railroad and the Settlers Canal.
  4. 1897 Map of Boise
    1897 Map of Boise
    1897 Boise
    1897 Print · USGS
    Boise and the surrounding valley are captured here in the late nineteenth century as irrigation and rail networks began to reshape the high desert. Researchers can trace early water rights through the Settlers Canal or locate historic sites like the Boise Barracks and the Natatorium.
    4 unique versions available
  7. 1953 Map of Montour, 1956 Print
    1953 Map of Montour, 1956 Print
    1953 Montour
    1956 Print · USGS
    The Payette River valley in the early fifties shows a landscape of reclamation and resource extraction. Researchers can trace the rail corridor of the Union Pacific or locate early mining sites like the Gem State Mine and the Sweet Cemetery.
    3 unique versions available
  10. 1955 Map of Boise, 1977 Print
    1955 Map of Boise, 1977 Print
    1955 Boise
    1977 Print · USGS
    The Treasure Valley and Owyhee uplands are shown in detail during the mid-fifties, capturing the region's transition into a major agricultural and urban hub. Researchers can trace the Union Pacific line through Nampa, explore the volcanic Jordan Craters, or locate the historic mining district of Silver City.
  13. 1958 Map of Boise
    1958 Map of Boise
    1958 Boise
    1958 Print · USGS
    The Treasure Valley and Snake River Plain come alive in the mid-fifties as the rail-and-river economy transitions into a modern agricultural hub. Trace the Union Pacific lines through Nampa or locate remote landmarks like Initial Point and the Rockville settlement.
    2 unique versions available
  16. 1962 Map of Boise
    1962 Map of Boise
    1962 Boise
    1962 Print · USGS
    The Treasure Valley at the start of the sixties reveals a landscape of expanding towns and complex irrigation networks along the Snake River. Genealogists and historians can trace the foundations of modern Idaho through markers like Initial Point, the mining history of Silver City, and the early infrastructure of Lucky Peak Dam.
  19. 1981 Map of Boise
    1981 Map of Boise
    1981 Boise
    1981 Print · USGS
    The Boise River valley and Treasure Plain are captured here in the early eighties as urban expansion began to link the regional hubs of the Snake River plain. Researchers can trace the development of Nampa, Caldwell, and Meridian or locate landmarks like Lake Lowell and Eagle Island State Park.
    2 unique versions available
  22. 1985 Map of Montour, 1986 Print
    1985 Map of Montour, 1986 Print
    1985 Montour
    1986 Print · USGS
    The Payette River and Sweet Valley are captured here in the mid-1980s, showcasing the intersection of canyon terrain and riverside settlement. Genealogists and researchers can trace local landmarks like Roystone Hot Springs, the community of Sweet, and the waters of Black Canyon Reservoir.
  25. 2010 Map of Montour, 2010 Print
    2010 Map of Montour, 2010 Print
    2010 Montour
    2010 Print · USGS
    Covers Sweet, including Montour, Gem County, and other nearby areas
  28. 2013 Map of Montour, 2013 Print
    2013 Map of Montour, 2013 Print
    2013 Montour
    2013 Print · USGS
    Covers Sweet, including Montour, Gem County, and other nearby areas
  31. 2017 Map of Montour, 2017 Print
    2017 Map of Montour, 2017 Print
    2017 Montour
    2017 Print · USGS
    Covers Sweet, including Montour, Gem County, and other nearby areas
  34. 2020 Map of Montour, 2020 Print
    2020 Map of Montour, 2020 Print
    2020 Montour
    2020 Print · USGS
    Covers Sweet, including Montour, Gem County, and other nearby areas
  37. 2023 Map of Montour, 2023 Print
    2023 Map of Montour, 2023 Print
    2023 Montour
    2023 Print · USGS
    Covers Sweet, including Montour, Gem County, and other nearby areas
  40. 2024 Map of Montour, 2024 Print
    2024 Map of Montour, 2024 Print
    2024 Montour
    2024 Print · USGS
    The Payette River valley in Gem County comes into focus in this contemporary survey of a classic Idaho ranching landscape. Genealogists and local historians can trace family-named sites from Sweet Cem and Roystone Hot Springs to the valley floors of Montour and Sweet.
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