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Old Maps of Avalon, Louisiana

Explore 10 old maps of Avalon, spanning from 1941 to today. These high-resolution historic maps reveal how streets, neighborhoods, landmarks, and natural features evolved over time — perfect for genealogy, metal detecting, research, and local history exploration.

What you can do with these maps:

  • See how Avalon changed over time: Compare historical maps to modern-day views to trace roads, homesites, rail lines & more.
  • View detailed metadata: Each map includes creators, publishers, year, scale, and archive source.
  • Overlay maps with satellite & LiDAR: Visualize the past alongside modern tools to explore terrain & human change.
  • Trusted historical sources: Maps sourced from the USGS, Library of Congress, and other archives.
  • Access maps your way: View online, download high-res files, or order prints for personal or research use.

Start exploring old maps of Avalon to uncover forgotten places, hidden landmarks, and the deep history beneath your feet.

Avalon, LA maps

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  1. 1941 Map of Belle Isle, 1943 Print
    1941 Map of Belle Isle, 1943 Print
    1941 Belle Isle
    1943 Print · USGS
    Coastal St. Mary Parish is shown here in the early 1940s during a period of significant hydraulic engineering and industrial shifts. Researchers can trace family sites at Little Zion Ch & Cem, the location of Plantation Fairfax, or the early Bateman Lake Oil Field.
  4. 1945 Map of New Orleans
    1945 Map of New Orleans
    1945 New Orleans
    1945 Print · USGS
    Coastal Louisiana and the Mississippi delta are captured here just after the war, showing the region's transition into a modern industrial and transit hub. Genealogists can trace family settlements along Bayou Teche or identify rail stops for the Illinois Central and Texas & Pacific lines.
  7. 1954 Map of Belle Isle
    1954 Map of Belle Isle
    1954 Belle Isle
    1954 Print · USGS
    The Louisiana bayou country of St. Mary Parish is captured in the mid-1950s, showing a landscape defined by plantation history and new industrial growth. Genealogists can locate family landmarks like Waveland Plantation, Jerusalem Church, and the North Bend Cemetery.
  10. 1963 Map of New Orleans
    1963 Map of New Orleans
    1963 New Orleans
    1963 Print · USGS
    Coastal Louisiana in the mid-twentieth century reveals a complex world of bayou settlements, expanding oil fields, and vital rail networks. Genealogists and historians can trace family roots through river towns like Thibodaux or follow the Southern Pacific line through Franklin and Patterson.
    4 unique versions available
  13. 1966 Map of New Orleans
    1966 Map of New Orleans
    1966 New Orleans
    1966 Print · USGS
    Coastal Louisiana in the mid-1960s reveals a transition from traditional bayou life to an intensive offshore oil and gas economy. Researchers can trace the rail lines of the Southern Pacific RR through Morgan City or locate the Eugene Island Lighthouse among the delta's shifting marshes.
  16. 1966 Map of Patterson, 1967 Print
    1966 Map of Patterson, 1967 Print
    1966 Patterson
    1967 Print · USGS
    The St. Mary Parish wetlands come alive in the mid-1960s as the river-and-rail economy thrives along the Bayou Teche. Genealogists and historians can trace the footprints of Patterson, Calumet, and Lagonda alongside the Southern Pacific tracks.
    4 unique versions available
  19. 1967 Map of Belle Isle, 1969 Print
    1967 Map of Belle Isle, 1969 Print
    1967 Belle Isle
    1969 Print · USGS
    The coastal marshlands and bayou communities of St. Mary Parish are captured in the late sixties as the region's oil and gas industry matured. Researchers can trace family sites and industrial landmarks from Patterson to the Belle Isle Gas and Oil Field or the Little Zion Church.
  22. 1983 Map of Morgan City
    1983 Map of Morgan City
    1983 Morgan City
    1983 Print · USGS
    The Louisiana coast in the early eighties reveals a landscape shaped by water and industry, from the salt domes to the sugar parishes. Trace the historic corridor of the Bayou Teche, the rail lines through Morgan City, and the wetlands of Weeks Island.
    2 unique versions available
  25. 1994 Map of Patterson, 1998 Print
    1994 Map of Patterson, 1998 Print
    1994 Patterson
    1998 Print · USGS
    St. Mary Parish in the mid-nineties shows a landscape defined by the winding waters of the Lower Atchafalaya River and deep-water bayous. Genealogists and historians can trace the developments of Patterson, Bayou Vista, and Idlewild alongside the Southern Pacific rail line.
  28. 2024 Map of Patterson, 2024 Print
    2024 Map of Patterson, 2024 Print
    2024 Patterson
    2024 Print · USGS
    Coastal Louisiana settlement and the intricate wetlands of Saint Mary Parish are captured in this recent survey. Researchers can trace the industrial and transport layout of Patterson, the Harry P Williams Memorial Airport, and the Chitimacha tribal lands.
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