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Old Maps of Alamo, Texas for Metal Detecting

Plan your next treasure hunt with 20 historic maps of Alamo. 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 Alamo.

Alamo, TX maps

(20)
  1. 1914 Map of San Juan
    1914 Map of San Juan
    1914 San Juan
    1914 Print · USGS
    The Lower Rio Grande Valley is captured here just before the First World War, showing the early rail-driven growth of McAllen, Pharr, and San Juan. Genealogists and historians can trace the transition from old river-side life along the Military Road to the irrigation-based settlements at Ebenezer and Valley View Plantation.
    2 unique versions available
  4. 1916 Map of San Juan
    1916 Map of San Juan
    1916 San Juan
    1916 Print · USGS
    The Lower Rio Grande Valley underwent a dramatic transformation in the mid-1910s as rail and irrigation reshaped the border. Trace the early growth of Mc Allen and Pharr or follow the historic Military Road as it winds past the Valley View Plantation.
    3 unique versions available
  7. 1949 Map of Mc Allen, 1954 Print
    1949 Map of Mc Allen, 1954 Print
    1949 Mc Allen
    1954 Print · USGS
    The Rio Grande Valley at mid-century reveals a bustling international corridor of citrus groves, rail lines, and growing border towns. Genealogists and historians can trace the Missouri Pacific RR through McAllen or locate rural landmarks like the Santa Fe School and Arkansas City.
  10. 1954 Map of McAllen
    1954 Map of McAllen
    1954 McAllen
    1954 Print · USGS
    Covers Alamo, including Reynosa, McAllen, and other nearby areas
  13. 1957 Map of Mc Allen, 1962 Print
    1957 Map of Mc Allen, 1962 Print
    1957 Mc Allen
    1962 Print · USGS
    The South Texas borderlands emerge in the late fifties as a hub of energy production and military activity. Researchers can trace the river economy through Rio Grande City, find the Brewster School, and locate the Moore Air Force Base.
    2 unique versions available
  16. 1962 Map of McAllen
    1962 Map of McAllen
    1962 McAllen
    1962 Print · USGS
    The Lower Rio Grande Valley in the mid-twentieth century shows a complex landscape of irrigation, oil production, and border commerce. Genealogists and historians can trace family roots through riverside towns like Zapata, Roma-Los Saenz, and Hidalgo, or locate landmarks like Santa Elena Ch and Moore Air Force Base.
  19. 1963 Map of Donna, 1965 Print
    1963 Map of Donna, 1965 Print
    1963 Donna
    1965 Print · USGS
    The Rio Grande Valley during the early sixties comes into focus here, showing the citrus and irrigation networks of Hidalgo County. Genealogists can locate family names at St Joseph Cem or trace early school sites like Franklin Sch and South Donna Sch.
    4 unique versions available
  22. 1963 Map of Pharr, 1965 Print
    1963 Map of Pharr, 1965 Print
    1963 Pharr
    1965 Print · USGS
    Hidalgo County's urban and industrial corridor is captured in the early sixties as it centers on the growth of McAllen and Pharr. Researchers can trace the mid-century development of landmarks like Miller International Airport, Guadalupe Cem, and the massive Main Floodway.
    2 unique versions available
  25. 1983 Map of Mc Allen, 1984 Print
    1983 Map of Mc Allen, 1984 Print
    1983 Mc Allen
    1984 Print · USGS
    The Lower Rio Grande Valley is captured here during the early 1980s, showcasing the intense cross-border connectivity and agricultural expansion of the era. Researchers can trace the sprawling irrigation networks around Mc Allen and Mission, or locate landmarks like the Zapata Aircraft Control and Warning Station and Falcon State Park.
  28. 1992 Map of Mc Allen, 1993 Print
    1992 Map of Mc Allen, 1993 Print
    1992 Mc Allen
    1993 Print · USGS
    The Lower Rio Grande Valley in the early nineties shows a dense network of border settlements and agricultural tracts. Genealogists and historians can trace the growth of Mc Allen, Mission, and Rio Grande City or locate family sites near the Yturria Oil Field.
  31. 2010 Map of Pharr, 2010 Print
    2010 Map of Pharr, 2010 Print
    2010 Pharr
    2010 Print · USGS
    Covers Alamo, including McAllen, Edinburg, and other nearby areas
  34. 2010 Map of Donna, 2010 Print
    2010 Map of Donna, 2010 Print
    2010 Donna
    2010 Print · USGS
    Covers Alamo, including Weslaco, Donna, and other nearby areas
  37. 2012 Map of Donna, 2012 Print
    2012 Map of Donna, 2012 Print
    2012 Donna
    2012 Print · USGS
    Covers Alamo, including Weslaco, Donna, and other nearby areas
  40. 2013 Map of Pharr, 2013 Print
    2013 Map of Pharr, 2013 Print
    2013 Pharr
    2013 Print · USGS
    Covers Alamo, including McAllen, Edinburg, and other nearby areas
  43. 2016 Map of Donna, 2016 Print
    2016 Map of Donna, 2016 Print
    2016 Donna
    2016 Print · USGS
    Covers Alamo, including Weslaco, Donna, and other nearby areas
  46. 2016 Map of Pharr, 2016 Print
    2016 Map of Pharr, 2016 Print
    2016 Pharr
    2016 Print · USGS
    Covers Alamo, including McAllen, Edinburg, and other nearby areas
  49. 2019 Map of Donna, 2019 Print
    2019 Map of Donna, 2019 Print
    2019 Donna
    2019 Print · USGS
    Covers Alamo, including Weslaco, Donna, and other nearby areas
  52. 2019 Map of Pharr, 2019 Print
    2019 Map of Pharr, 2019 Print
    2019 Pharr
    2019 Print · USGS
    Covers Alamo, including McAllen, Edinburg, and other nearby areas
  55. 2022 Map of Pharr, 2022 Print
    2022 Map of Pharr, 2022 Print
    2022 Pharr
    2022 Print · USGS
    The Rio Grande Valley comes into sharp focus here during the early twenty-first century, showing the interconnected streetscapes of Pharr and San Juan. Researchers can trace local history through sites like La Piedad Cem or locate the sprawling McAllen Miller International Airport.
  58. 2022 Map of Donna, 2022 Print
    2022 Map of Donna, 2022 Print
    2022 Donna
    2022 Print · USGS
    The Rio Grande Valley corridor comes into focus in this recent survey of the growing suburban and agricultural landscape between Alamo and Weslaco. Genealogists and historians can locate Saint Joseph Cem, Donna City Cem, and the waters of Donna Reservoir 1.
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Frequently asked questions

  • What are the different types of historical maps available for Alamo?
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