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Old Maps of Poston, Arizona for Genealogy

Trace your family roots with 12 historic maps of Poston. These high-res maps reveal old neighborhoods, homesites, landmarks, and streets — helping you uncover where your ancestors lived and how the area evolved over time.

  • Explore historic neighborhoods: Identify where your relatives may have lived in the 1800s or 1900s.
  • Compare maps over time: Trace the changes in streets, buildings, and landmarks for multi-generational research.
  • Perfect for genealogy & ancestry research: Used by family historians and researchers to map out lineage and migration.

These maps are an incredible resource for exploring your personal connection to Poston's past.

Poston, AZ maps

(12)
  1. 1931 Map of Moon Mtn, 1955 Print
    1931 Map of Moon Mtn, 1955 Print
    1931 Moon Mtn
    1955 Print · USGS
    The Arizona-California borderlands are captured here in the early thirties, defined by the winding Colorado River and the stark Dome Rock Mountains. Historians and prospectors can trace mineral workings at the Valenzuella Mine and Mammoth Mine.
    2 unique versions available
  4. 1932 Map of Moon Mtn
    1932 Map of Moon Mtn
    1932 Moon Mtn
    1932 Print · USGS
    The Arizona-California borderlands are captured here in the early 1930s, showing the intersection of tribal lands and desert mining. Genealogists and historians can trace the early boundaries of the Colorado River Indian Reservation and locate industrial sites like the Valenzuela Mine.
    2 unique versions available
  7. 1942 Map of Blythe
    1942 Map of Blythe
    1942 Blythe
    1942 Print · USGS
    The Lower Colorado River valley appears here in the early 1940s, showcasing the agricultural development of the Palo Verde Mesa alongside a booming mining industry. Researchers can locate remote desert outposts and extraction sites like Midland, the U S Gypsum Mine, and Nortons Landing.
    2 unique versions available
  10. 1942 Map of MOON MTN, 1943 Print
    1942 Map of MOON MTN, 1943 Print
    1942 MOON MTN
    1943 Print · USGS
    The Colorado River valley and its surrounding desert ranges are shown here during the height of the Second World War. Historians can trace the locations of the Parker Alien Reception Center units and former workings at Valenzuella Mines.
  13. 1954 Map of Salton Sea
    1954 Map of Salton Sea
    1954 Salton Sea
    1954 Print · USGS
    The Colorado River and Imperial Valley desert frontiers are captured here in the 1950s. Trace the irrigation networks of Calipatria and mining sites like Eagle Mountain Mine.
  16. 1955 Map of Salton Sea
    1955 Map of Salton Sea
    1955 Salton Sea
    1955 Print · USGS
    The Colorado River and Imperial Valley desert basins appear here during the mid-fifties, revealing a landscape of remote mines and agricultural irrigation. Genealogists and researchers can trace locations like the Parker Alien Reception Center Unit No 1, Blythe, and the Kane Springs School.
    2 unique versions available
  19. 1955 Map of Poston, 1956 Print
    1955 Map of Poston, 1956 Print
    1955 Poston
    1956 Print · USGS
    The Colorado River Valley in the mid-1950s reveals a highly organized landscape of irrigation and resettlement within the Colorado River Indian Reservation. Researchers can trace the civic layout of Poston and Poston 2 or follow water routes like the Main Drain.
    3 unique versions available
  22. 1959 Map of Salton Sea, 1968 Print
    1959 Map of Salton Sea, 1968 Print
    1959 Salton Sea
    1968 Print · USGS
    The Colorado River and Salton Sea basin are shown here during a decade of intense military and agricultural activity. Trace family roots in Blythe or Niland, and locate historical mining operations like the Eagle Mountain Mine and Red Cloud Mine.
    4 unique versions available
  25. 1963 Map of Salton Sea
    1963 Map of Salton Sea
    1963 Salton Sea
    1963 Print · USGS
    The Colorado Desert during the early sixties shows a landscape defined by massive water projects and Cold War military ranges. Trace the growth of Salton City and Brawley, or locate remote desert outposts like the Paymaster Mine and Desert Center.
  28. 1965 Map of Salton Sea
    1965 Map of Salton Sea
    1965 Salton Sea
    1965 Print · USGS
    The Colorado Desert and Imperial Valley are caught in a period of intense irrigation and military expansion during the mid-sixties. Researchers can trace the desert's industrial footprint through the Eagle Mountain Mine, the remote Desert Center, and the Salton Sea Test Base.
  31. 1986 Map of Blythe
    1986 Map of Blythe
    1986 Blythe
    1986 Print · USGS
    The Colorado River valley at the California and Arizona border in the mid-1980s shows a landscape of intensive desert farming and remote mining. Trace the rail lines of the Atchison Topeka and Santa Fe or locate historical workings like the Arlington Mine and Victor Mine.
    3 unique versions available
  34. 2021 Map of Poston, 2021 Print
    2021 Map of Poston, 2021 Print
    2021 Poston
    2021 Print · USGS
    Poston and the surrounding Parker Valley are shown in detail as they appeared in 2021. Genealogists and historians can trace the irrigation network from Leupp Lateral to Mesa Drain and locate local landmarks like 50 Homes Rd.
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