Old Maps of Port San Luis, California for Metal Detecting

Plan your next treasure hunt with 12 historic maps of Port San Luis. 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 Port San Luis.


Port San Luis, CA maps

(12)
  1. 1897 Map of Port Harford
    1897 Map of Port Harford
    1897 Port Harford
    1897 Print · USGS
    Covers Port San Luis, including San Luis Obispo County, United States, and other nearby areas
    3 unique versions available

  2. 1900 Map of San Luis
    1900 Map of San Luis
    1900 San Luis
    1900 Print · USGS
    Covers Port San Luis, including San Luis Obispo, Atascadero, and other nearby areas
    4 unique versions available

  3. 1941 Map of Port San Luis
    1941 Map of Port San Luis
    1941 Port San Luis
    1941 Print · USGS
    Covers Port San Luis, including San Luis Obispo County, United States, and other nearby areas

  4. 1945 Map of Port San Luis
    1945 Map of Port San Luis
    1945 Port San Luis
    1945 Print · USGS
    Covers Port San Luis, including San Luis Obispo County, United States, and other nearby areas

  5. 1947 Map of San Luis Obispo, 1948 Print
    1947 Map of San Luis Obispo, 1948 Print
    1947 San Luis Obispo
    1948 Print · USGS
    Covers Port San Luis, including San Luis Obispo, Atascadero, and other nearby areas

  6. 1948 Map of San Luis Obispo
    1948 Map of San Luis Obispo
    1948 San Luis Obispo
    1948 Print · USGS
    Covers Port San Luis, including San Luis Obispo, Atascadero, and other nearby areas

  7. 1951 Map of Port San Luis, 1953 Print
    1951 Map of Port San Luis, 1953 Print
    1951 Port San Luis
    1953 Print · USGS
    Covers Port San Luis, including San Luis Obispo County, United States, and other nearby areas
    3 unique versions available

  8. 1956 Map of San Luis Obispo, 1963 Print
    1956 Map of San Luis Obispo, 1963 Print
    1956 San Luis Obispo
    1963 Print · USGS
    Covers Port San Luis, including San Luis Obispo, Atascadero, and other nearby areas
    5 unique versions available

  9. 1957 Map of San Luis Obispo
    1957 Map of San Luis Obispo
    1957 San Luis Obispo
    1957 Print · USGS
    Covers Port San Luis, including San Luis Obispo, Atascadero, and other nearby areas

  10. 1958 Map of San Luis Obispo
    1958 Map of San Luis Obispo
    1958 San Luis Obispo
    1958 Print · USGS
    Covers Port San Luis, including San Luis Obispo, Atascadero, and other nearby areas

  11. 1965 Map of Port San Luis, 1966 Print
    1965 Map of Port San Luis, 1966 Print
    1965 Port San Luis
    1966 Print · USGS
    Covers Port San Luis, including San Luis Obispo County, United States, and other nearby areas
    3 unique versions available

  12. 1981 Map of San Luis Obispo
    1981 Map of San Luis Obispo
    1981 San Luis Obispo
    1981 Print · USGS
    Covers Port San Luis, including San Luis Obispo, Atascadero, and other nearby areas
    3 unique versions available

End of results
Showing maps 1-12 of 12

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Frequently asked questions

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