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

Explore 11 historic maps of Theriot 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 Theriot'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 Theriot's history through authentic maps from the 1900s. This is your window into the past.

Theriot, LA maps

(11)
  1. 1935 Map of Theriot
    1935 Map of Theriot
    1935 Theriot
    1935 Print · USGS
    Terrebonne Parish’s coastal marshes and bayou communities are detailed here during the mid-1930s. Genealogists and local historians can trace the early drainage and transit network through the Marmande Canal, Theriot P O, and an ancient Indian Mound.
  4. 1940 Map of Bayou Du Large, 1962 Print
    1940 Map of Bayou Du Large, 1962 Print
    1940 Bayou Du Large
    1962 Print · USGS
    Coastal Terrebonne Parish appears here as it was surveyed just before the war, a landscape of intricate bayous and expansive lakes. Genealogists and researchers can trace local settlements and landmarks like Theriot, St Andrews Ch, and the remote Bourgs Camp.
  7. 1941 Map of Bayou Du Large
    1941 Map of Bayou Du Large
    1941 Bayou Du Large
    1941 Print · USGS
    Coastal Terrebonne Parish in the early 1940s is a landscape of expansive lakes and narrow bayou ridges. Genealogists and local historians can trace the community life of Theriot and locate landmarks like Johnson Ch, St Andrews Ch, and an ancient Indian Mound.
  10. 1944 Map of Bayou Du Large
    1944 Map of Bayou Du Large
    1944 Bayou Du Large
    1944 Print · USGS
    The marshes and ridges of Terrebonne Parish come alive in this mid-century survey of the coastal bayous. Genealogists and historians can trace family locations along Bayou Du Large, identifying landmarks like St Andrews Ch, Theriot, and Indian Mound.
  13. 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.
  16. 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
  19. 1964 Map of Bayou Du Large, 1965 Print
    1964 Map of Bayou Du Large, 1965 Print
    1964 Bayou Du Large
    1965 Print · USGS
    Coastal Louisiana marshlands in the mid-1960s reveal a landscape of ridges and bayous defined by water-borne industry and isolated settlements. Researchers can locate local landmarks like Theriot, the Lower Bayou du Large Sch, and the Indian Mound near the oil fields.
    3 unique versions available
  22. 1964 Map of Lake Theriot, 1965 Print
    1964 Map of Lake Theriot, 1965 Print
    1964 Lake Theriot
    1965 Print · USGS
    Terrebonne Parish wetlands in the mid-1960s were a landscape of bayou-side settlements and emerging energy fields. Trace family roots at Theriot or follow the development of industry at the South Sunrise Oil and Gas Field and Falgout Canal.
    3 unique versions available
  25. 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.
  28. 1983 Map of Terrebonne Bay
    1983 Map of Terrebonne Bay
    1983 Terrebonne Bay
    1983 Print · USGS
    The Louisiana coast in the early 1980s reveals a labyrinth of bayous and barrier islands before decades of significant shoreline change. Researchers can trace the development of the energy industry and coastal settlements like Galliano and Montegut alongside the Isles Dernieres.
  31. 1994 Map of Lake Theriot
    1994 Map of Lake Theriot
    1994 Lake Theriot
    1994 Print · USGS
    Coastal Louisiana in the mid-nineties shows a landscape where industrial canals and bayous intersect at the settlement of Theriot. Researchers can trace local landmarks like St Eloi Ch, Du Large Sch, and the expansive Lake Theriot.
End of results
Showing maps 1-11 of 11

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Frequently asked questions

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