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Old Maps of San Leon, Texas for Metal Detecting

Plan your next treasure hunt with 10 historic maps of San Leon. 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 San Leon.

San Leon, TX maps

(10)
  1. 1929 Map of Texas City
    1929 Map of Texas City
    1929 Texas City
    1929 Print · USGS
    Coastal Galveston County is caught in a moment of early industrial and transit growth during the late twenties. Genealogists and historians can trace the early grids of Texas City and Lamarque, or locate coastal landmarks like Clifton By the Sea and April Fool Point.
  4. 1932 Map of Texas City
    1932 Map of Texas City
    1932 Texas City
    1932 Print · USGS
    The Galveston County coast in the early 1930s shows a landscape defined by rail lines and nascent port infrastructure. Genealogists and historians can trace the early grids of Texas City and locate coastal communities like Clifton by the Sea and San Leon.
    2 unique versions available
  7. 1943 Map of Texas City
    1943 Map of Texas City
    1943 Texas City
    1943 Print · USGS
    The Galveston Bay shoreline and the industrial expansion of the Texas City area are captured in detail during the early 1940s. Genealogists and local historians can trace the early layouts of Lamarque, the waterfront at San Leon, and the rail infrastructure of the Southern Pacific.
    2 unique versions available
  10. 1950 Map of Houston, 1953 Print
    1950 Map of Houston, 1953 Print
    1950 Houston
    1953 Print · USGS
    Coastal Texas in the early fifties reveals a landscape of massive civil engineering and industrial transit. Genealogists and researchers can trace the growth of the Houston suburbs and the maritime infrastructure of Galveston Bay, including the Gulf Freeway and the Texas City Dike.
  13. 1954 Map of Texas City, 1958 Print
    1954 Map of Texas City, 1958 Print
    1954 Texas City
    1958 Print · USGS
    The industrial heart of the Texas coast is captured here during the mid-fifties, showing the rapid growth of Texas City and La Marque. Genealogists and historians can trace neighborhood developments around St Marys Ch, the early Gulf Coast Airport, and the massive Texas City Dike.
    3 unique versions available
  16. 1956 Map of Houston, 1963 Print
    1956 Map of Houston, 1963 Print
    1956 Houston
    1963 Print · USGS
    Southeast Texas in the mid-fifties is captured here as a powerhouse of oil and maritime trade. Genealogists and historians can trace the foundations of Houston and its ports, alongside landmarks like the Rice Institute and the Spindletop Oil Field.
    2 unique versions available
  19. 1975 Map of Houston, 1977 Print
    1975 Map of Houston, 1977 Print
    1975 Houston
    1977 Print · USGS
    The Texas Gulf Coast in the mid-seventies shows a sprawling Houston metropolis linked to the sea by the massive Houston Ship Channel. Researchers can trace the mid-century industrial landscape from the Astrodome to the Lyndon B. Johnson Space Center.
    2 unique versions available
  22. 1983 Map of Galveston
    1983 Map of Galveston
    1983 Galveston
    1983 Print · USGS
    The Texas Gulf Coast comes into sharp focus in the early eighties, centered on the thriving maritime and industrial hubs of Galveston and Texas City. Trace coastal change and land use through landmarks like Fort San Jacinto, the Texas City Dike, and the expansive Galveston Island State Park.
  25. 1994 Map of Texas City
    1994 Map of Texas City
    1994 Texas City
    1994 Print · USGS
    Texas City and the Galveston Bay shoreline are captured here in the mid-1990s, showcasing a landscape of industrial infrastructure and coastal protection. Genealogists and historians can trace neighborhood developments like Bacliff and San Leon, or locate family markers at Texas City Memorial Cem and Phillips Memorial Cem.
  28. 2022 Map of Texas City, 2022 Print
    2022 Map of Texas City, 2022 Print
    2022 Texas City
    2022 Print · USGS
    Coastal Galveston County is shown in detail during the early 2020s, featuring the industrial and residential corridors of Texas City and San Leon. Researchers can locate several historical burial sites like Kelsey Cem or trace the winding course of Moses Bayou into Dollar Bay.
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