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Old Maps of Katy, Louisiana for Genealogy

Trace your family roots with 10 historic maps of Katy. 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 Katy's past.

Katy, LA maps

(10)
  1. 1937 Map of Jeanerette, 1949 Print
    1937 Map of Jeanerette, 1949 Print
    1937 Jeanerette
    1949 Print · USGS
    Cajun country comes alive in the late 1930s as plantations and rail lines dominate the banks of the Bayou Teche. Genealogists can trace family roots through numerous sites like St Nicholas Ch & Cem, the Rosenwald School, and the Bodin Plantation.
  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 Jeanerette
    1954 Map of Jeanerette
    1954 Jeanerette
    1954 Print · USGS
    Coastal Louisiana parishes are captured here in the mid-fifties, where the bayou-based economy met the rising oil and gas industries. Researchers can trace family sites at St Peters Ch & Cem, explore the reaches of Grand Lake, or locate the Jeanerette Airfield.
  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. 1963 Map of Franklin, 1964 Print
    1963 Map of Franklin, 1964 Print
    1963 Franklin
    1964 Print · USGS
    Coastal St. Mary Parish in the early sixties reveals a landscape shaped by the sugar industry and the growing oil fields. Genealogists can locate family landmarks like Bodin Plantation, the Nazarene Church, and schools including Crowell School and Hanson School.
    3 unique versions available
  16. 1963 Map of Jeanerette, 1967 Print
    1963 Map of Jeanerette, 1967 Print
    1963 Jeanerette
    1967 Print · USGS
    Cajun country comes alive in the mid-1960s as settlement clusters along the banks of Bayou Teche and the edge of the Atchafalaya. Genealogists and historians can trace legacy sites from Kilgore Plantation to the streets of Jeanerette and Baldwin.
    2 unique versions available
  19. 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.
  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 Franklin, 1998 Print
    1994 Map of Franklin, 1998 Print
    1994 Franklin
    1998 Print · USGS
    Coastal St. Mary Parish in the mid-1990s reveals a landscape shaped by sugar production, oil exploration, and the deep-water bayou system. Researchers can trace the boundaries of Bodin Plantation and Lucy Plantation or locate landmarks like Gold Mine and the Chitimacha Indian Res.
  28. 2024 Map of Franklin, 2024 Print
    2024 Map of Franklin, 2024 Print
    2024 Franklin
    2024 Print · USGS
    Saint Mary Parish at the modern era remains defined by its deep connection to the winding Bayou Teche and the surrounding wetlands. Genealogists and historians can trace local landmarks like Sacred Heart Church Cem or the industrial footprints of Gold Mine and the BNSF Railway.
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