Historical Maps of Grant County, Oregon

What stories do these 331 old maps tell about Grant County's past? From 1901 to present day, these maps reveal the evolution of streets, neighborhoods, iconic landmarks, and natural features in stunning high-res detail. Whether you're a history enthusiast, genealogist, or professional in education, environmental work, or architecture, these maps are perfect for exploration, research, and discovery.

Discover Grant County's history through maps:

  • Trace Grant County's growth: Explore earlier and latest maps and editions to uncover how the region changed over time.
  • Examine technical details: Each map includes its creators, publishers, scale, dimensions, and full source information.
  • Layer maps with modern tools & imagery: Compare historical maps to modern-day with high-resolution satellite imagery and detailed LiDAR layers.
  • Sourced from trusted archives: Carefully preserved and digitized by institutions like the United Stated Geological Survey and the US Library of Congress.
  • Access in any format: View and explore in high resolution, download for offline use, or order a museum-quality print for yourself or a loved one.

Begin your journey into Grant County's history with these remarkable must-see maps.


Grant County, OR maps

(331)
  1. 1901 Map of Sumpter
    1901 Map of Sumpter
    1901 Sumpter
    1901 Print · USGS
    Covers Grant County, including Sumpter, Granite, and other nearby areas

  2. 1901 Map of Sumpter, 1910 Print
    1901 Map of Sumpter, 1910 Print
    1901 Sumpter
    1910 Print · USGS
    Covers Grant County, including Sumpter, Granite, and other nearby areas

  3. 1901 Map of Sumpter, 1939 Print
    1901 Map of Sumpter, 1939 Print
    1901 Sumpter
    1939 Print · USGS
    Covers Grant County, including Sumpter, Granite, and other nearby areas

  4. 1901 Map of Sumpter, 1948 Print
    1901 Map of Sumpter, 1948 Print
    1901 Sumpter
    1948 Print · USGS
    Covers Grant County, including Sumpter, Granite, and other nearby areas

  5. 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

  6. 1908 Map of Ironside Mountain, 1947 Print
    1908 Map of Ironside Mountain, 1947 Print
    1908 Ironside Mountain
    1947 Print · USGS
    Covers Grant County, including Unity, Hereford, and other nearby areas

  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

  8. 1936 Map of Dayville
    1936 Map of Dayville
    1936 Dayville
    1936 Print · USGS
    Covers Grant County, including Dayville, Paulina, and other nearby areas

  9. 1936 Map of Dayville
    1936 Map of Dayville
    1936 Dayville
    1936 Print · USGS
    Covers Grant County, including Dayville, Paulina, and other nearby areas

  10. 1936 Map of Dayville, 1948 Print
    1936 Map of Dayville, 1948 Print
    1936 Dayville
    1948 Print · USGS
    Covers Grant County, including Dayville, Paulina, and other nearby areas

  11. 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

  12. 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

  13. 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

  14. 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

  15. 1940 Map of Aldrich Mtn., 1967 Print
    1940 Map of Aldrich Mtn., 1967 Print
    1940 Aldrich Mtn.
    1967 Print · USGS
    Covers Grant County, including United States, Oregon, and other nearby areas

  16. 1940 Map of John Day, 1967 Print
    1940 Map of John Day, 1967 Print
    1940 John Day
    1967 Print · USGS
    Covers Grant County, including John Day, Canyon City, and other nearby areas

  17. 1940 Map of Mount Vernon, 1982 Print
    1940 Map of Mount Vernon, 1982 Print
    1940 Mount Vernon
    1982 Print · USGS
    Covers Grant County, including Mount Vernon, United States, and other nearby areas

  18. 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

  19. 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

  20. 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

  21. 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

  22. 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

  23. 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

  24. 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

  25. 1949 Map of Long Creek, 1975 Print
    1949 Map of Long Creek, 1975 Print
    1949 Long Creek
    1975 Print · USGS
    Covers Grant County, including Long Creek, Fox, and other nearby areas

Showing maps 1-25 of 331

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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?