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Old Maps of Grant County, Oregon for Metal Detecting

Plan your next treasure hunt with 245 historic maps of Grant 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 Grant County.

Grant County, OR maps

(245)
  1. 1901 Map of Sumpter
    1901 Map of Sumpter
    1901 Sumpter
    1901 Print · USGS
    Covers Grant County, including Sumpter, Granite, and other nearby areas
    4 unique versions available
  4. 1908 Map of Ironside Mountain
    1908 Map of Ironside Mountain
    1908 Ironside Mountain
    1908 Print · USGS
    Covers Grant County, including Unity, Hereford, and other nearby areas
    2 unique versions available
  7. 1932 Map of Dayville, 1958 Print
    1932 Map of Dayville, 1958 Print
    1932 Dayville
    1958 Print · USGS
    Covers Grant County, including Dayville, Paulina, and other nearby areas
  10. 1936 Map of Dayville
    1936 Map of Dayville
    1936 Dayville
    1936 Print · USGS
    Covers Grant County, including Dayville, Paulina, and other nearby areas
    3 unique versions available
  13. 1940 Map of Mount Vernon, 1959 Print
    1940 Map of Mount Vernon, 1959 Print
    1940 Mount Vernon
    1959 Print · USGS
    Covers Grant County, including Mount Vernon, United States, and other nearby areas
    3 unique versions available
  16. 1940 Map of Aldrich Mtn., 1960 Print
    1940 Map of Aldrich Mtn., 1960 Print
    1940 Aldrich Mtn.
    1960 Print · USGS
    Covers Grant County, including United States, Oregon, and other nearby areas
    2 unique versions available
  19. 1940 Map of John Day, 1960 Print
    1940 Map of John Day, 1960 Print
    1940 John Day
    1960 Print · USGS
    Covers Grant County, including John Day, Canyon City, and other nearby areas
    2 unique versions available
  22. 1943 Map of Aldrich Mtn.
    1943 Map of Aldrich Mtn.
    1943 Aldrich Mtn.
    1943 Print · USGS
    Covers Grant County, including United States, Oregon, and other nearby areas
    2 unique versions available
  25. 1943 Map of John Day
    1943 Map of John Day
    1943 John Day
    1943 Print · USGS
    Covers Grant County, including John Day, Canyon City, and other nearby areas
    2 unique versions available
  28. 1943 Map of Mount Vernon
    1943 Map of Mount Vernon
    1943 Mount Vernon
    1943 Print · USGS
    Covers Grant County, including Mount Vernon, United States, and other nearby areas
  31. 1949 Map of Long Creek, 1959 Print
    1949 Map of Long Creek, 1959 Print
    1949 Long Creek
    1959 Print · USGS
    Covers Grant County, including Long Creek, Fox, and other nearby areas
    2 unique versions available
  34. 1949 Map of Susanville, 1966 Print
    1949 Map of Susanville, 1966 Print
    1949 Susanville
    1966 Print · USGS
    Covers Grant County, including Galena, United States, and other nearby areas
  37. 1950 Map of Ritter, 1964 Print
    1950 Map of Ritter, 1964 Print
    1950 Ritter
    1964 Print · USGS
    Covers Grant County, including Umatilla County, Morrow County, and other nearby areas
    2 unique versions available
  40. 1951 Map of Susanville
    1951 Map of Susanville
    1951 Susanville
    1951 Print · USGS
    Covers Grant County, including Galena, United States, and other nearby areas
    2 unique versions available
  43. 1951 Map of Long Creek
    1951 Map of Long Creek
    1951 Long Creek
    1951 Print · USGS
    Covers Grant County, including Long Creek, Fox, and other nearby areas
    2 unique versions available
  46. 1951 Map of Courtrock, 1952 Print
    1951 Map of Courtrock, 1952 Print
    1951 Courtrock
    1952 Print · USGS
    Covers Grant County, including Courtrock, United States, and other nearby areas
    3 unique versions available
  49. 1951 Map of Monument, 1953 Print
    1951 Map of Monument, 1953 Print
    1951 Monument
    1953 Print · USGS
    Covers Grant County, including Monument, Morrow County, and other nearby areas
    3 unique versions available
  52. 1951 Map of Dale, 1953 Print
    1951 Map of Dale, 1953 Print
    1951 Dale
    1953 Print · USGS
    Covers Grant County, including Dale, Umatilla County, and other nearby areas
    4 unique versions available
  55. 1951 Map of Bates, 1953 Print
    1951 Map of Bates, 1953 Print
    1951 Bates
    1953 Print · USGS
    Covers Grant County, including Baker County, United States, and other nearby areas
    3 unique versions available
  58. 1951 Map of Desolation Butte, 1954 Print
    1951 Map of Desolation Butte, 1954 Print
    1951 Desolation Butte
    1954 Print · USGS
    Covers Grant County, including Umatilla County, Union County, and other nearby areas
    3 unique versions available
  61. 1952 Map of Ritter
    1952 Map of Ritter
    1952 Ritter
    1952 Print · USGS
    Covers Grant County, including Umatilla County, Morrow County, and other nearby areas
    2 unique versions available
  64. 1953 Map of Kimberly, 1955 Print
    1953 Map of Kimberly, 1955 Print
    1953 Kimberly
    1955 Print · USGS
    Covers Grant County, including Kimberly, Wheeler County, and other nearby areas
    2 unique versions available
  67. 1953 Map of Picture, 1955 Print
    1953 Map of Picture, 1955 Print
    1953 Picture
    1955 Print · USGS
    Covers Grant County, including Wheeler County, United States, and other nearby areas
    3 unique versions available
  70. 1955 Map of Burns, 1964 Print
    1955 Map of Burns, 1964 Print
    1955 Burns
    1964 Print · USGS
    Covers Grant County, including Burns, Hines, and other nearby areas
    3 unique versions available
  73. 1955 Map of Canyon City, 1966 Print
    1955 Map of Canyon City, 1966 Print
    1955 Canyon City
    1966 Print · USGS
    Covers Grant County, including John Day, Prairie City, and other nearby areas
    4 unique versions available
Showing maps 1-25 of 245

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Frequently asked questions

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