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Old Maps of Lago Colonia, Texas for Metal Detecting

Plan your next treasure hunt with 10 historic maps of Lago Colonia. 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 Lago Colonia.

Lago Colonia, TX maps

(10)
  1. 1930 Map of Barreda
    1930 Map of Barreda
    1930 Barreda
    1930 Print · USGS
    Coastal South Texas is seen here during the irrigation boom of the early thirties, showing the intricate oxbows and ranch lands. Researchers can trace the St Louis Brownsville and Mexico Railway past Barreda and the Old Military Road.
  4. 1936 Map of Barreda
    1936 Map of Barreda
    1936 Barreda
    1936 Print · USGS
    The Lower Rio Grande Valley's unique oxbow landscape is captured here in the mid-1930s, showing a network of resacas and early irrigation works. Researchers can trace family-named lands like Soldado Ranch and Naranjas Ranch or locate the old Airways Beacon near Olmito.
    2 unique versions available
  7. 1945 Map of Olmito
    1945 Map of Olmito
    1945 Olmito
    1945 Print · USGS
    Cameron County in the mid-forties shows a landscape shaped by the winding resacas of the Rio Grande Valley. Genealogists and historians can trace the development of the Missouri Pacific Line and local landmarks like Barreda State Park and Soldado Ranch.
  10. 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.
  13. 1956 Map of Olmito, 1957 Print
    1956 Map of Olmito, 1957 Print
    1956 Olmito
    1957 Print · USGS
    In the mid-1950s, the Cameron County landscape was a complex network of ancient resacas and modern irrigation canals. Trace family-named landmarks and settlements along the Missouri Pacific rail line, including Russeltown, Villa Cavazos, and Olmito Lake.
    5 unique versions available
  16. 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
  19. 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.
  22. 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.
  25. 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.
  28. 2022 Map of Olmito, 2022 Print
    2022 Map of Olmito, 2022 Print
    2022 Olmito
    2022 Print · USGS
    The Lower Rio Grande Valley's unique resaca landscape is captured here in the early twenty-first century. Genealogists can trace family sites at San Pedro Cem and Alejandro Garza Memorial Cem or explore the growth of Rancho Viejo.
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