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Old Maps of Port Isabel, Texas for Metal Detecting

Plan your next treasure hunt with 24 historic maps of Port Isabel. 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 Isabel.

Port Isabel, TX maps

(24)
  1. 1929 Map of Point Isabel
    1929 Map of Point Isabel
    1929 Point Isabel
    1929 Print · USGS
    Coastal Texas life in the late twenties centered on the rail-to-sea connection at the tip of the Laguna Madre. Genealogists and historians can trace early infrastructure like the Plank Road on Padre Island and the Rio Grande Valley Railway depot at Point Isabel.
  4. 1929 Map of Laguna Vista
    1929 Map of Laguna Vista
    1929 Laguna Vista
    1929 Print · USGS
    The Cameron County coastline in the late twenties is defined by a maze of lagoons and ridges as the region began to modernize. Trace early transit routes like Vara Crossing and the Rio Grande Valley RR near Laguna Vista.
  7. 1934 Map of Port Isabel
    1934 Map of Port Isabel
    1934 Port Isabel
    1934 Print · USGS
    Coastal Cameron County in the early thirties reveals a burgeoning maritime hub at the edge of the Laguna Madre. Trace the early infrastructure of Port Isabel, from the Rio Grande Valley RR terminus to the Plank Road on Padre Island.
    2 unique versions available
  10. 1936 Map of Laguna Vista
    1936 Map of Laguna Vista
    1936 Laguna Vista
    1936 Print · USGS
    The Texas Gulf Coast near the Rio Grande delta was a landscape of tidal flats and transition zones in the 1930s. Genealogists and historians can trace the Port Isabel and Rio Grande Valley Railroad or locate local landmarks like Posta de Roque and Bird Island.
    3 unique versions available
  13. 1953 Map of Brownsville
    1953 Map of Brownsville
    1953 Brownsville
    1953 Print · USGS
    South Texas ranchlands and the Lower Rio Grande Valley are captured here in the early fifties as the region's irrigation and shipping networks expanded. Genealogists and historians can trace family landholdings like Tecolote Ranch or follow the route of the St Louis Brownsville and Mexico rail line through Sebastian and Yturria.
  16. 1955 Map of Laguna Vista, 1957 Print
    1955 Map of Laguna Vista, 1957 Print
    1955 Laguna Vista
    1957 Print · USGS
    Coastal Cameron County in the mid-fifties is defined by the winding lomas and tidal waters of the Laguna Madre. Trace local history through the early footprints of Laguna Vista and Bayside, or locate forgotten paths like La Aura Crossing.
    4 unique versions available
  19. 1955 Map of Port Isabel, 1957 Print
    1955 Map of Port Isabel, 1957 Print
    1955 Port Isabel
    1957 Print · USGS
    Coastal Cameron County comes into focus in the mid-fifties, just as the barrier islands began to develop for tourism. Trace the early Queen Isabella Causeway, the Missouri Pacific Railroad terminus, and family-named lomas like Loma Ochoa.
  22. 1955 Map of Port Isabel, 1957 Print
    1955 Map of Port Isabel, 1957 Print
    1955 Port Isabel
    1957 Print · USGS
    Port Isabel and the surrounding barrier islands are captured in the mid-fifties as the region developed into a vital maritime and industrial hub. Trace the early layout of Isla Blanca Park, the path of the Queen Isabella Causeway, and numerous coastal lomas like Loma del Mesquite.
    4 unique versions available
  25. 1956 Map of Los Fresnos, 1959 Print
    1956 Map of Los Fresnos, 1959 Print
    1956 Los Fresnos
    1959 Print · USGS
    Coastal Cameron County in the mid-fifties is a landscape of ancient river channels and historic ranchlands stretching toward the Laguna Madre. Researchers can trace the Palo Alto Battlefield, local Soldiers Cem, and ranching outposts like La Tina Ranch.
  28. 1956 Map of Brownsville, 1969 Print
    1956 Map of Brownsville, 1969 Print
    1956 Brownsville
    1969 Print · USGS
    The Texas-Mexico borderlands and the Gulf coast come alive in this mid-century survey of the Rio Grande Valley. Genealogists and historians can trace the reach of the Missouri Pacific rail lines through citrus country to schools like Las Yescas and Palm Grove.
    2 unique versions available
  31. 1956 Map of Port Isabel, 1983 Print
    1956 Map of Port Isabel, 1983 Print
    1956 Port Isabel
    1983 Print · USGS
    Coastal Texas and the Rio Grande Valley are shown here in the mid-twentieth century as the region balanced intensive agriculture with maritime trade. Researchers can trace historic rail lines like the SOUTHERN PACIFIC and locate rural landmarks such as Las Yescas Sch or the Armstrong Ranch.
  34. 1962 Map of Brownsville
    1962 Map of Brownsville
    1962 Brownsville
    1962 Print · USGS
    The Lower Rio Grande Valley in the early sixties was a landscape of coastal wildlands, booming oil fields, and international border commerce. Trace the development of this frontier region through landmarks like Harlingen Air Force Base, Boca Chica Island, and the Willamar Oil Field.
  37. 1992 Map of Harlingen
    1992 Map of Harlingen
    1992 Harlingen
    1992 Print · USGS
    South Texas in the early nineties shows a landscape defined by industrial growth and coastal conservation along the Rio Grande. Trace the rail lines of the Missouri Pacific through Raymondville or locate the historic Palo Alto Battlefield near Port Isabel.
  40. 2010 Map of Port Isabel, 2010 Print
    2010 Map of Port Isabel, 2010 Print
    2010 Port Isabel
    2010 Print · USGS
    Covers Port Isabel, including South Padre Island, Cameron County, and other nearby areas
  43. 2010 Map of Laguna Vista, 2010 Print
    2010 Map of Laguna Vista, 2010 Print
    2010 Laguna Vista
    2010 Print · USGS
    Covers Port Isabel, including Brownsville, Laguna Vista, and other nearby areas
  46. 2013 Map of Port Isabel, 2013 Print
    2013 Map of Port Isabel, 2013 Print
    2013 Port Isabel
    2013 Print · USGS
    Covers Port Isabel, including South Padre Island, Cameron County, and other nearby areas
  49. 2013 Map of Laguna Vista, 2013 Print
    2013 Map of Laguna Vista, 2013 Print
    2013 Laguna Vista
    2013 Print · USGS
    Covers Port Isabel, including Brownsville, Laguna Vista, and other nearby areas
  52. 2016 Map of Port Isabel, 2016 Print
    2016 Map of Port Isabel, 2016 Print
    2016 Port Isabel
    2016 Print · USGS
    Covers Port Isabel, including South Padre Island, Cameron County, and other nearby areas
  55. 2016 Map of Laguna Vista, 2016 Print
    2016 Map of Laguna Vista, 2016 Print
    2016 Laguna Vista
    2016 Print · USGS
    Covers Port Isabel, including Brownsville, Laguna Vista, and other nearby areas
  58. 2019 Map of Port Isabel, 2019 Print
    2019 Map of Port Isabel, 2019 Print
    2019 Port Isabel
    2019 Print · USGS
    Covers Port Isabel, including South Padre Island, Cameron County, and other nearby areas
  61. 2019 Map of Laguna Vista, 2019 Print
    2019 Map of Laguna Vista, 2019 Print
    2019 Laguna Vista
    2019 Print · USGS
    Covers Port Isabel, including Brownsville, Laguna Vista, and other nearby areas
  64. 2022 Map of Laguna Vista, 2022 Print
    2022 Map of Laguna Vista, 2022 Print
    2022 Laguna Vista
    2022 Print · USGS
    Coastal Cameron County comes into focus in the early 2020s, showing the residential expansion of Laguna Vista and Laguna Heights against the Gulf wetlands. Trace the maritime geography of the Brownsville Ship Channel and the shores of San Martin Lake.
  67. 2022 Map of Port Isabel, 2022 Print
    2022 Map of Port Isabel, 2022 Print
    2022 Port Isabel
    2022 Print · USGS
    Covers Port Isabel, including South Padre Island, Cameron County, and other nearby areas
  70. 2025 Map of Port Isabel, 2025 Print
    2025 Map of Port Isabel, 2025 Print
    2025 Port Isabel
    2025 Print · USGS
    Port Isabel and the barrier islands of the Texas coast are shown here in detail during the mid-2020s. Researchers can trace the layout of the Port Isabel waterfront, locate the Port Isabel City Cem, or follow the Brownsville Ship Channel through the coastal lagoons.
End of results
Showing maps 1-24 of 24

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