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1970s Maps of St. Mary Parish, Louisiana

Explore 9 historic maps of St. Mary Parish from the 1970s. These maps offer a rare glimpse into what life looked like during the 1970s — 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 St. Mary Parish's landscape evolved across the 1970s, 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 1970s, 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 St. Mary Parish's history through authentic maps from the 1970s. This is your window into the past.

St. Mary Parish, LA maps

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  1. 1970 Map of Ellerslie, 1971 Print
    1970 Map of Ellerslie, 1971 Print
    1970 Ellerslie
    1971 Print · USGS
    The Louisiana coast in the early 1970s reveals a landscape where industrial energy extraction meets the tide-washed wetlands of St. Mary Parish. Genealogists and historians can trace local life around Ellerslie and South Bend, or locate historic drill holes and pumping stations throughout the expansive Oil and Gas Field.
    4 unique versions available
  4. 1970 Map of Point Au Fer NE, 1971 Print
    1970 Map of Point Au Fer NE, 1971 Print
    1970 Point Au Fer NE
    1971 Print · USGS
    The Louisiana coast at the mouth of the Atchafalaya was a frontier of energy exploration and maritime transit during the early seventies. Researchers can trace the shifting parish lines and locate offshore infrastructure like Drill Holes near Shell Island and Plumb Island Point.
    3 unique versions available
  7. 1970 Map of Centerville NW, 1971 Print
    1970 Map of Centerville NW, 1971 Print
    1970 Centerville NW
    1971 Print · USGS
    The Atchafalaya swamplands and the community of Charenton are shown here in the early 1970s as the basin's floodway system was actively managed. Researchers can locate the Myette Point Ch, trace the massive LEVEE system, and find specific Drill Holes scattered near Grand Lake.
    3 unique versions available
  10. 1970 Map of Marone Point, 1971 Print
    1970 Map of Marone Point, 1971 Print
    1970 Marone Point
    1971 Print · USGS
    The Louisiana coastline at the start of the 1970s reveals a landscape of industrial energy production and marshy geography. Researchers can trace the development of the Cote Blanche Island Oil and Gas Field and find coastal landmarks like Cote Blanche Landing and Marone Point.
    2 unique versions available
  13. 1970 Map of Point Au Fer, 1971 Print
    1970 Map of Point Au Fer, 1971 Print
    1970 Point Au Fer
    1971 Print · USGS
    Coastal Terrebonne Parish in the early seventies reveals a landscape of industrial expansion amidst the marshes. Trace the development of the Locust Bayou Oil Field and locate remote coastal landmarks like Eugene Island and Dead Alligator Point.
    3 unique versions available
  16. 1970 Map of Lake Point, 1972 Print
    1970 Map of Lake Point, 1972 Print
    1970 Lake Point
    1972 Print · USGS
    The Louisiana coastline in the early 1970s is defined by its industrial energy and protected marshlands. Trace the offshore infrastructure of the Lake Sand Gas Field or the bounds of the Marsh Island State Wildlife Refuge.
    2 unique versions available
  19. 1970 Map of Point Chevreuil, 1972 Print
    1970 Map of Point Chevreuil, 1972 Print
    1970 Point Chevreuil
    1972 Print · USGS
    The Louisiana coast in the early 1970s reveals a world where the oil industry and the bayou economy meet. Genealogists and researchers can trace local landmarks like South Bend Cem and the small communities of Gordy and Luke Landing along the edge of Bayou Sale.
    3 unique versions available
  22. 1974 Map of Plumb Bayou, 1976 Print
    1974 Map of Plumb Bayou, 1976 Print
    1974 Plumb Bayou
    1976 Print · USGS
    The Louisiana coast in the mid-seventies reveals a dense network of energy infrastructure carved into the Terrebonne Parish wetlands. Trace the intersection of industry and water at Halters Island and the sprawling West Deer Island Oil Field.
    2 unique versions available
  25. 1974 Map of Fourleague Bay, 1976 Print
    1974 Map of Fourleague Bay, 1976 Print
    1974 Fourleague Bay
    1976 Print · USGS
    Coastal Louisiana at the height of the offshore energy boom is captured here, showing the intricate marshlands and bayous of Terrebonne Parish. Researchers can trace historical shoreline positions and navigate the waters around Point Au Fer Island, Mosquito Pass, and the Mosquito Bay Gas Field.
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Frequently asked questions

  • What are the different types of historical maps available for St. Mary Parish?
  • What is the oldest map of St. Mary Parish?
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  • Are there historical topographic maps available for St. Mary Parish?
  • Is there historical aerial imagery available for St. Mary Parish?
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