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1900s (20th Century) Maps of Katy, Louisiana

Explore 9 historic maps of Katy from the 1900s (20th Century). These maps offer a rare glimpse into what life looked like during the 1900s — showing old roads, neighborhoods, homes, and landmarks that have changed or disappeared over time.

Whether you're researching your family's past, planning a metal detecting trip, or studying how Katy's landscape evolved across the 1900s, these high-resolution maps are a powerful tool for exploring the history of this region.

  • Focus on a specific era: All maps on this page are from the 1900s, giving you a focused view of this time period.
  • See what’s changed: Compare century-old streets, trails, and buildings to today's modern landscape using overlays and satellite layers.
  • Research with precision: Use these maps for genealogy, historical research, land use analysis, or educational projects.
  • View, download, or print: Maps are fully viewable online in high resolution, and can be downloaded or printed for your own records.

Start exploring Katy's history through authentic maps from the 1900s. This is your window into the past.

Katy, LA maps

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  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.
End of results
Showing maps 1-9 of 9

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Frequently asked questions

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