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Old Maps of Grayvik, Florida for Metal Detecting

Plan your next treasure hunt with 13 historic maps of Grayvik. 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 Grayvik.

Grayvik, FL maps

(13)
  1. 1949 Map of Card Sound
    1949 Map of Card Sound
    1949 Card Sound
    1949 Print · USGS
    Upper Key Largo and the sounds of Monroe County are shown here in the late 1940s before major modern expansion. Trace the early layout of the Key Largo Club, the settlement of Grayvik, and the natural labyrinth of Crocodile Lake and Angelfish Creek.
  4. 1956 Map of Card Sound, 1957 Print
    1956 Map of Card Sound, 1957 Print
    1956 Card Sound
    1957 Print · USGS
    Monroe County and the northern tip of Key Largo are captured here in the mid-fifties, showing the early infrastructure of the Upper Keys. Researchers can trace the development of the Ocean Reef Club, the Grayvik settlement, and the remote Landing Field among the mangroves.
    5 unique versions available
  7. 1956 Map of Miami, 1963 Print
    1956 Map of Miami, 1963 Print
    1956 Miami
    1963 Print · USGS
    Southern Florida experiences post-war expansion in the 1950s, even as the wilderness remains dominant across the southern peninsula. Genealogists and historians can trace suburban growth in Opa-locka and Perrine or locate remote sites like the Tamiami Ranger Station.
    5 unique versions available
  10. 1958 Map of Miami
    1958 Map of Miami
    1958 Miami
    1958 Print · USGS
    Southeast Florida in the late fifties reveals a coastal boom held in balance with the wild sawgrass and mangroves of Everglades National Park. Trace the paths of the Florida East Coast RR through Homestead or locate the U S Marine Corps Air Station during the height of the Cold War.
  13. 1982 Map of Homestead, 1983 Print
    1982 Map of Homestead, 1983 Print
    1982 Homestead
    1983 Print · USGS
    The transition from South Florida's citrus and military hubs to the wilderness of the Everglades is captured here in the early eighties. Researchers can trace the development of Homestead Air Force Base and find remote sites like the Royal Palm Ranger Station and Flamingo.
    2 unique versions available
  16. 1988 Map of Miami
    1988 Map of Miami
    1988 Miami
    1988 Print · USGS
    South Florida in the late eighties shows the sharp edge between the growing urban Atlantic coast and the vast wetlands of Everglades National Park. Researchers can trace the path of the Tamiami Trail and locate coastal settlements like Ochopee or Chokoloskee.
  19. 1988 Map of Card Sound
    1988 Map of Card Sound
    1988 Card Sound
    1988 Print · USGS
    Upper Key Largo and the surrounding sounds are captured in the late eighties during a period of refined coastal development. Trace the footprints of private communities like Ocean Reef Club and Grayvik alongside protected lands like Crocodile Lake National Wildlife Refuge.
    2 unique versions available
  22. 1994 Map of Card Sound, 1998 Print
    1994 Map of Card Sound, 1998 Print
    1994 Card Sound
    1998 Print · USGS
    Upper Key Largo and the surrounding sounds appear in the mid-nineties as a mix of high-end coastal development and vast conservation lands. Researchers can trace the layout of the Ocean Reef Club or locate historic coastal landmarks like Dynamite Docks and the Short Bridge.
  25. 2012 Map of Card Sound, 2012 Print
    2012 Map of Card Sound, 2012 Print
    2012 Card Sound
    2012 Print · USGS
    Covers Grayvik, including Carysfort Yacht Harbor, Florida Home, and other nearby areas
  28. 2015 Map of Card Sound, 2015 Print
    2015 Map of Card Sound, 2015 Print
    2015 Card Sound
    2015 Print · USGS
    Covers Grayvik, including Carysfort Yacht Harbor, Florida Home, and other nearby areas
  31. 2018 Map of Card Sound, 2018 Print
    2018 Map of Card Sound, 2018 Print
    2018 Card Sound
    2018 Print · USGS
    Covers Grayvik, including Carysfort Yacht Harbor, Florida Home, and other nearby areas
  34. 2021 Map of Card Sound, 2021 Print
    2021 Map of Card Sound, 2021 Print
    2021 Card Sound
    2021 Print · USGS
    Covers Grayvik, including Carysfort Yacht Harbor, Florida Home, and other nearby areas
  37. 2024 Map of Card Sound, 2024 Print
    2024 Map of Card Sound, 2024 Print
    2024 Card Sound
    2024 Print · USGS
    Upper Monroe County and the northern tip of the Keys are shown in detail at the present day, where development meets conservation. Trace the intricate shoreline around Grayvik or explore the remote islands of Biscayne National Park including Broad Key and Swan Key.
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