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Old Maps of Washington County, Idaho for Metal Detecting

Plan your next treasure hunt with 73 historic maps of Washington County. Find old homesites, ghost towns, trails, and gathering spots that may be lost to time — perfect for identifying promising metal detecting locations.

  • Locate forgotten sites: Uncover places like long-lost settlements, abandoned rail lines, or gathering spots.
  • Plan better hunts: Use map overlays combined with LiDAR or satellite views to narrow in on historically rich areas.
  • Made for detectorists: Thousands of hobbyists use these maps to discover relics, coins, and hidden history.

Use these historic maps to boost your research and find new opportunities beneath the surface of Washington County.

Washington County, ID maps

(73)
  1. 1894 Map of Squaw Creek
    1894 Map of Squaw Creek
    1894 Squaw Creek
    1894 Print · USGS
    Covers Washington County, including Cascade, Smiths Ferry, and other nearby areas
    5 unique versions available
  4. 1897 Map of Weiser
    1897 Map of Weiser
    1897 Weiser
    1897 Print · USGS
    Covers Washington County, including Ontario, Payette, and other nearby areas
    5 unique versions available
  7. 1915 Map of Pine
    1915 Map of Pine
    1915 Pine
    1915 Print · USGS
    Covers Washington County, including Halfway, Richland, and other nearby areas
    3 unique versions available
  10. 1951 Map of Moores Hollow, 1952 Print
    1951 Map of Moores Hollow, 1952 Print
    1951 Moores Hollow
    1952 Print · USGS
    Covers Washington County, including Malheur County, United States, and other nearby areas
    4 unique versions available
  13. 1951 Map of Moores Hollow, 1953 Print
    1951 Map of Moores Hollow, 1953 Print
    1951 Moores Hollow
    1953 Print · USGS
    Covers Washington County, including Ontario, Ontario Heights, and other nearby areas
    3 unique versions available
  16. 1951 Map of Weiser South, 1971 Print
    1951 Map of Weiser South, 1971 Print
    1951 Weiser South
    1971 Print · USGS
    Covers Washington County, including Weiser, Annex, and other nearby areas
    2 unique versions available
  19. 1952 Map of Weiser Cove, 1953 Print
    1952 Map of Weiser Cove, 1953 Print
    1952 Weiser Cove
    1953 Print · USGS
    Covers Washington County, including Payette County, United States, and other nearby areas
    2 unique versions available
  22. 1952 Map of Olds Ferry NW, 1954 Print
    1952 Map of Olds Ferry NW, 1954 Print
    1952 Olds Ferry NW
    1954 Print · USGS
    Covers Washington County, including Baker County, United States, and other nearby areas
    4 unique versions available
  25. 1952 Map of Olds Ferry, 1954 Print
    1952 Map of Olds Ferry, 1954 Print
    1952 Olds Ferry
    1954 Print · USGS
    Covers Washington County, including Malheur County, Baker County, and other nearby areas
    3 unique versions available
  28. 1952 Map of Olds Ferry, 1956 Print
    1952 Map of Olds Ferry, 1956 Print
    1952 Olds Ferry
    1956 Print · USGS
    Covers Washington County, including Malheur County, Baker County, and other nearby areas
    3 unique versions available
  31. 1952 Map of Olds Ferry SE, 1976 Print
    1952 Map of Olds Ferry SE, 1976 Print
    1952 Olds Ferry SE
    1976 Print · USGS
    Covers Washington County, including Malheur County, United States, and other nearby areas
  34. 1953 Map of Mann Creek, 1955 Print
    1953 Map of Mann Creek, 1955 Print
    1953 Mann Creek
    1955 Print · USGS
    Covers Washington County, including Weiser, Midvale, and other nearby areas
    2 unique versions available
  37. 1955 Map of Baker, 1964 Print
    1955 Map of Baker, 1964 Print
    1955 Baker
    1964 Print · USGS
    Covers Washington County, including Ontario, Baker City, and other nearby areas
    4 unique versions available
  40. 1957 Map of Halfway, 1958 Print
    1957 Map of Halfway, 1958 Print
    1957 Halfway
    1958 Print · USGS
    Covers Washington County, including Halfway, Richland, and other nearby areas
    2 unique versions available
  43. 1957 Map of Cambridge, 1958 Print
    1957 Map of Cambridge, 1958 Print
    1957 Cambridge
    1958 Print · USGS
    Covers Washington County, including Cambridge, Adams County, and other nearby areas
    2 unique versions available
  46. 1957 Map of Crane Creek Reservoir, 1958 Print
    1957 Map of Crane Creek Reservoir, 1958 Print
    1957 Crane Creek Reservoir
    1958 Print · USGS
    Covers Washington County, including Midvale, Adams County, and other nearby areas
    2 unique versions available
  49. 1957 Map of Copperfield, 1958 Print
    1957 Map of Copperfield, 1958 Print
    1957 Copperfield
    1958 Print · USGS
    Covers Washington County, including Pine Creek, Oxbow, and other nearby areas
    3 unique versions available
  52. 1957 Map of Hornet, 1958 Print
    1957 Map of Hornet, 1958 Print
    1957 Hornet
    1958 Print · USGS
    Covers Washington County, including Adams County, United States, and other nearby areas
    3 unique versions available
  55. 1957 Map of Sturgill Peak, 1959 Print
    1957 Map of Sturgill Peak, 1959 Print
    1957 Sturgill Peak
    1959 Print · USGS
    Covers Washington County, including United States, Idaho, and other nearby areas
    2 unique versions available
  58. 1957 Map of Mineral, 1959 Print
    1957 Map of Mineral, 1959 Print
    1957 Mineral
    1959 Print · USGS
    Covers Washington County, including Baker County, United States, and other nearby areas
  61. 1959 Map of Baker
    1959 Map of Baker
    1959 Baker
    1959 Print · USGS
    Covers Washington County, including Ontario, Baker City, and other nearby areas
    2 unique versions available
  64. 1970 Map of Dodson Pass, 1973 Print
    1970 Map of Dodson Pass, 1973 Print
    1970 Dodson Pass
    1973 Print · USGS
    Covers Washington County, including Gem County, United States, and other nearby areas
  67. 1970 Map of Paddock Valley Reservoir, 1973 Print
    1970 Map of Paddock Valley Reservoir, 1973 Print
    1970 Paddock Valley Reservoir
    1973 Print · USGS
    Covers Washington County, including Payette County, United States, and other nearby areas
  70. 1970 Map of Coonrod Gulch, 1973 Print
    1970 Map of Coonrod Gulch, 1973 Print
    1970 Coonrod Gulch
    1973 Print · USGS
    Covers Washington County, including Payette County, Gem County, and other nearby areas
  73. 1970 Map of Granger Butte, 1973 Print
    1970 Map of Granger Butte, 1973 Print
    1970 Granger Butte
    1973 Print · USGS
    Covers Washington County, including Adams County, United States, and other nearby areas
    2 unique versions available
Showing maps 1-25 of 73

Top cities of Washington County

Frequently asked questions

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