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Old Maps of Trinidad, California for Metal Detecting

Plan your next treasure hunt with 8 historic maps of Trinidad. 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 Trinidad.

Trinidad, CA maps

(8)
  1. 1945 Map of Trinidad
    1945 Map of Trinidad
    1945 Trinidad
    1945 Print · USGS
    Covers Trinidad, including McKinleyville, Big Lagoon Rancheria, and other nearby areas
  4. 1949 Map of Eureka
    1949 Map of Eureka
    1949 Eureka
    1949 Print · USGS
    Covers Trinidad, including Eureka, Arcata, and other nearby areas
    2 unique versions available
  7. 1952 Map of Trinidad, 1954 Print
    1952 Map of Trinidad, 1954 Print
    1952 Trinidad
    1954 Print · USGS
    Covers Trinidad, including McKinleyville, Big Lagoon Rancheria, and other nearby areas
    2 unique versions available
  10. 1958 Map of Eureka, 1967 Print
    1958 Map of Eureka, 1967 Print
    1958 Eureka
    1967 Print · USGS
    Covers Trinidad, including Eureka, Arcata, and other nearby areas
  13. 1958 Map of Crescent City, 1978 Print
    1958 Map of Crescent City, 1978 Print
    1958 Crescent City
    1978 Print · USGS
    Covers Trinidad, including McKinleyville, Crescent City, and other nearby areas
  16. 1961 Map of Eureka
    1961 Map of Eureka
    1961 Eureka
    1961 Print · USGS
    Covers Trinidad, including Eureka, Arcata, and other nearby areas
    2 unique versions available
  19. 1966 Map of Trinidad, 1968 Print
    1966 Map of Trinidad, 1968 Print
    1966 Trinidad
    1968 Print · USGS
    Covers Trinidad, including Big Lagoon, Sumêg Village, and other nearby areas
  22. 1982 Map of Orick
    1982 Map of Orick
    1982 Orick
    1982 Print · USGS
    Covers Trinidad, including McKinleyville, Orick, and other nearby areas
End of results
Showing maps 1-8 of 8

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Frequently asked questions

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

Explore Trinidad by time and use case

Centuries