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Old Maps of Multnomah County, Oregon for Metal Detecting

Plan your next treasure hunt with 101 historic maps of Multnomah 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 Multnomah County.

Multnomah County, OR maps

(101)
  1. 1897 Map of Portland
    1897 Map of Portland
    1897 Portland
    1897 Print · USGS
    Covers Multnomah County, including Portland, Vancouver, and other nearby areas
    2 unique versions available
  4. 1905 Map of Portland
    1905 Map of Portland
    1905 Portland
    1905 Print · USGS
    Covers Multnomah County, including Portland, Vancouver, and other nearby areas
    8 unique versions available
  7. 1911 Map of Boring
    1911 Map of Boring
    1911 Boring
    1911 Print · USGS
    Covers Multnomah County, including Portland, Gresham, and other nearby areas
  10. 1914 Map of Boring
    1914 Map of Boring
    1914 Boring
    1914 Print · USGS
    Covers Multnomah County, including Portland, Gresham, and other nearby areas
    3 unique versions available
  13. 1914 Map of Oregon City
    1914 Map of Oregon City
    1914 Oregon City
    1914 Print · USGS
    Covers Multnomah County, including Portland, Beaverton, and other nearby areas
    4 unique versions available
  16. 1915 Map of Hillsboro
    1915 Map of Hillsboro
    1915 Hillsboro
    1915 Print · USGS
    Covers Multnomah County, including Portland, Vancouver, and other nearby areas
  19. 1916 Map of Estacada
    1916 Map of Estacada
    1916 Estacada
    1916 Print · USGS
    Covers Multnomah County, including Portland, Gresham, and other nearby areas
    5 unique versions available
  22. 1918 Map of Hillsboro
    1918 Map of Hillsboro
    1918 Hillsboro
    1918 Print · USGS
    Covers Multnomah County, including Portland, Vancouver, and other nearby areas
    4 unique versions available
  25. 1918 Map of Troutdale
    1918 Map of Troutdale
    1918 Troutdale
    1918 Print · USGS
    Covers Multnomah County, including Portland, Vancouver, and other nearby areas
    2 unique versions available
  28. 1924 Map of Mount Hood, 1955 Print
    1924 Map of Mount Hood, 1955 Print
    1924 Mount Hood
    1955 Print · USGS
    Covers Multnomah County, including Wemme, Rhododendron, and other nearby areas
    2 unique versions available
  31. 1926 Map of Hood River, 1955 Print
    1926 Map of Hood River, 1955 Print
    1926 Hood River
    1955 Print · USGS
    Covers Multnomah County, including Hood River, White Salmon, and other nearby areas
  34. 1927 Map of Mount Hood
    1927 Map of Mount Hood
    1927 Mount Hood
    1927 Print · USGS
    Covers Multnomah County, including Wemme, Rhododendron, and other nearby areas
    4 unique versions available
  37. 1929 Map of Hood River
    1929 Map of Hood River
    1929 Hood River
    1929 Print · USGS
    Covers Multnomah County, including Hood River, White Salmon, and other nearby areas
    3 unique versions available
  40. 1934 Map of Troutdale
    1934 Map of Troutdale
    1934 Troutdale
    1934 Print · USGS
    Covers Multnomah County, including Portland, Vancouver, and other nearby areas
  43. 1939 Map of Oregon City, 1958 Print
    1939 Map of Oregon City, 1958 Print
    1939 Oregon City
    1958 Print · USGS
    Covers Multnomah County, including Portland, Beaverton, and other nearby areas
  46. 1940 Map of Hillsboro
    1940 Map of Hillsboro
    1940 Hillsboro
    1940 Print · USGS
    Covers Multnomah County, including Portland, Vancouver, and other nearby areas
  49. 1940 Map of Boring
    1940 Map of Boring
    1940 Boring
    1940 Print · USGS
    Covers Multnomah County, including Portland, Gresham, and other nearby areas
  52. 1940 Map of Portland
    1940 Map of Portland
    1940 Portland
    1940 Print · USGS
    Covers Multnomah County, including Portland, Vancouver, and other nearby areas
    4 unique versions available
  55. 1941 Map of Oregon City
    1941 Map of Oregon City
    1941 Oregon City
    1941 Print · USGS
    Covers Multnomah County, including Portland, Beaverton, and other nearby areas
  58. 1941 Map of Camas
    1941 Map of Camas
    1941 Camas
    1941 Print · USGS
    Covers Multnomah County, including Portland, Vancouver, and other nearby areas
  61. 1942 Map of Camas
    1942 Map of Camas
    1942 Camas
    1942 Print · USGS
    Covers Multnomah County, including Portland, Vancouver, and other nearby areas
    2 unique versions available
  64. 1948 Map of Vancouver, 1957 Print
    1948 Map of Vancouver, 1957 Print
    1948 Vancouver
    1957 Print · USGS
    Covers Multnomah County, including Portland, Vancouver, and other nearby areas
  67. 1950 Map of Vancouver
    1950 Map of Vancouver
    1950 Vancouver
    1950 Print · USGS
    Covers Multnomah County, including Portland, Vancouver, and other nearby areas
  70. 1950 Map of Vancouver, 1951 Print
    1950 Map of Vancouver, 1951 Print
    1950 Vancouver
    1951 Print · USGS
    Covers Multnomah County, including Portland, Vancouver, and other nearby areas
  73. 1953 Map of Dixie Mountain, 1956 Print
    1953 Map of Dixie Mountain, 1956 Print
    1953 Dixie Mountain
    1956 Print · USGS
    Covers Multnomah County, including Scappoose, Johnson Crossing, and other nearby areas
Showing maps 1-25 of 101

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Frequently asked questions

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