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Old Maps of Key West, Florida for Metal Detecting

Plan your next treasure hunt with 20 historic maps of Key West. 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 Key West.

Key West, FL maps

(20)
  1. 1921 Map of Sugar Loaf Key
    1921 Map of Sugar Loaf Key
    1921 Sugar Loaf Key
    1921 Print · USGS
    The Lower Florida Keys are captured here in the early twentieth century before modern development transformed the island chain. Maritime researchers and genealogists can trace the original shorelines of Sugarloaf Key, Cudjoe Key, and family-named landmarks like Mallorys Key.
    2 unique versions available
  4. 1921 Map of Key West
    1921 Map of Key West
    1921 Key West
    1921 Print · USGS
    Key West at the end of the Florida East Coast Railway era is meticulously detailed in this early twentieth-century tactical survey. You can trace the island's coastal defenses at the E. Martello Tower and locate maritime landmarks like the N.W. Bar Light.
  7. 1943 Map of Boca Chica
    1943 Map of Boca Chica
    1943 Boca Chica
    1943 Print · USGS
    The Lower Keys are captured here during the Second World War as modern infrastructure begins to reshape the archipelago. Researchers can trace the development of Boca Chica Airport and early roads connecting Stock Island, Big Coppitt Key, and the Sugar Loaf Club.
  10. 1943 Map of Key West
    1943 Map of Key West
    1943 Key West
    1943 Print · USGS
    Key West was a fortified maritime center during the war years, serving as a vital strategic link between the Gulf and the Atlantic. Researchers can locate military landmarks like Fort Taylor and Meacham Field, alongside old harbor features such as Key West Bight and Trumbo Island.
    3 unique versions available
  13. 1962 Map of Key West
    1962 Map of Key West
    1962 Key West
    1962 Print · USGS
    Key West at the start of the sixties reveals a unique landscape where military readiness and island life converged. Genealogists and historians can trace the evolution of Key West Island through landmarks like Fort Taylor, Meacham Field, and Stock I.
  16. 1971 Map of Key West, 1973 Print
    1971 Map of Key West, 1973 Print
    1971 Key West
    1973 Print · USGS
    Key West at the beginning of the 1970s reveals a bustling island city integrated with massive naval and aviation facilities. Genealogists and historians can trace the urban grid near City Cemetery, the shoreline at Smathers Beach, and military sites like Fort Taylor.
    2 unique versions available
  19. 1971 Map of Boca Chica Key, 1973 Print
    1971 Map of Boca Chica Key, 1973 Print
    1971 Boca Chica Key
    1973 Print · USGS
    The Lower Florida Keys are shown during a period of significant military and institutional growth in the early seventies. Genealogists and historians can trace the footprint of the U.S. Naval Air Station Key West and community sites like Florida Keys Community College.
  22. 1983 Map of Key West, 1984 Print
    1983 Map of Key West, 1984 Print
    1983 Key West
    1984 Print · USGS
    The Lower Florida Keys are shown in detail in the early 1980s, centered on the military and civilian infrastructure of the archipelago. Trace the path of the Overseas Highway across the Sevenmile Bridge and locate historic sites like Bahia Honda State Park.
    2 unique versions available
  25. 1989 Map of Key West, 1990 Print
    1989 Map of Key West, 1990 Print
    1989 Key West
    1990 Print · USGS
    The Florida Keys at the end of the eighties reveal a complex maritime network of coral islands, military outposts, and protected wilderness. Researchers can trace the Overseas Highway across the Sevenmile Bridge and locate features like the U S Naval Air Station Key West and the National Key Deer Refuge.
  28. 2012 Map of Boca Chica Key, 2012 Print
    2012 Map of Boca Chica Key, 2012 Print
    2012 Boca Chica Key
    2012 Print · USGS
    The lower Florida Keys island chain is seen here during a period of modern development and military activity. Local researchers can trace the neighborhoods of Stock Island and Big Coppitt Key, find Florida Key Community College, or study the grounds of the Key West Naval Air Station.
  31. 2012 Map of Key West, 2012 Print
    2012 Map of Key West, 2012 Print
    2012 Key West
    2012 Print · USGS
    Key West at the start of the 2010s shows a landscape defined by maritime heritage and modern aviation. Researchers can trace the layout of island neighborhoods and find landmarks like the Southern Keys Cem, White Street Pier, and Trumbo Point.
  34. 2015 Map of Boca Chica Key, 2015 Print
    2015 Map of Boca Chica Key, 2015 Print
    2015 Boca Chica Key
    2015 Print · USGS
    The Lower Florida Keys are shown here during the mid-2010s, revealing the modern infrastructure and military installations that define these islands. Researchers can locate specific sites like the Key West Naval Air Station / Boca Chica Field, Southern Key Cem, and the Florida Keys Community Coll.
  37. 2015 Map of Key West, 2015 Print
    2015 Map of Key West, 2015 Print
    2015 Key West
    2015 Print · USGS
    Key West and its surrounding waters are captured here in the mid-2010s, showing the intersection of urban development and tropical maritime routes. Researchers can trace the layout of the Southern Keys, locate the central Cem, and follow ferry lines like the Dry Tortugas Fry.
  40. 2018 Map of Key West, 2018 Print
    2018 Map of Key West, 2018 Print
    2018 Key West
    2018 Print · USGS
    Key West and its surrounding waters are charted here in the late 2010s, showcasing a dense mix of historic town blocks and modern naval facilities. Researchers can trace the street-level details of the city, the grounds of the Key West Cem, and shoreline features like Smathers Beach or Whitehead Spit.
  43. 2018 Map of Boca Chica Key, 2018 Print
    2018 Map of Boca Chica Key, 2018 Print
    2018 Boca Chica Key
    2018 Print · USGS
    The Lower Florida Keys are shown here during the late twenty-teens, revealing a landscape defined by military operations and dense island settlements. Local historians can trace the development of Big Coppitt Key, the Key West Naval Air Station / Boca Chica Field, and the Southern Keys Cem.
  46. 2021 Map of Boca Chica Key, 2021 Print
    2021 Map of Boca Chica Key, 2021 Print
    2021 Boca Chica Key
    2021 Print · USGS
    The lower Florida Keys are mapped here during a period of modern military and community growth. Researchers can trace the development of Stock Island and Big Coppitt Key alongside the sprawling Key West Naval Air Station.
  49. 2021 Map of Key West, 2021 Print
    2021 Map of Key West, 2021 Print
    2021 Key West
    2021 Print · USGS
    Key West and its surrounding islands appear in high detail during this contemporary period of growth and conservation. Genealogists and historians can trace significant landmarks like the Key West Cem, the Truman Annex, and the African Slave Cem at Higgs Beach.
  52. 2024 Map of Key West, 2024 Print
    2024 Map of Key West, 2024 Print
    2024 Key West
    2024 Print · USGS
    Key West’s dense island grid and surrounding tropical waters are documented here in recent detail. Researchers can locate historic burial sites like the African Slave Cem at Higgs Beach, federal installations at Trumbo Point Annex, and waterfront markers from Whitehead Spit to Garrison Bight.
  55. 2024 Map of Boca Chica Key, 2024 Print
    2024 Map of Boca Chica Key, 2024 Print
    2024 Boca Chica Key
    2024 Print · USGS
    The Lower Florida Keys are shown in detail during their modern era of military and residential development. Local historians can trace the footprints of Stock Island and Big Coppitt Key, or locate landmarks like the Southern Keys Cem and NAVAL HOSPITAL.
  58. 2025 Map of Key West, 2025 Print
    2025 Map of Key West, 2025 Print
    2025 Key West
    2025 Print · USGS
    Key West and its surrounding coral keys are captured in this recent survey of Florida's southernmost frontier. Researchers can trace the layout of the Key West Cem, locate the African Slave Cem at Higgs Beach, and explore the military footprints of the Truman Annex.
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