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1930s Maps of St. Mary Parish, Louisiana

Explore 6 historic maps of St. Mary Parish from the 1930s. These maps offer a rare glimpse into what life looked like during the 1930s — 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 1930s, 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 1930s, 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 1930s. This is your window into the past.

St. Mary Parish, LA maps

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  1. 1932 Map of Lake Decade
    1932 Map of Lake Decade
    1932 Lake Decade
    1932 Print · USGS
    Coastal Terrebonne Parish in the early thirties is a vast network of salt marshes and tidal bays just before the era of intensive coastal engineering. Genealogists and historians can trace isolated landmarks like Steinbergs Camp or navigate the intricate reaches of Rice Bayou and Lost Lake.
  4. 1935 Map of Belle Isle
    1935 Map of Belle Isle
    1935 Belle Isle
    1935 Print · USGS
    The Louisiana marshlands around Plaquemines Parish are captured in the mid-1930s, documenting a fragile coastal landscape of bayous and islands. Local historians can trace the early shoreline and navigation points like Telegraph Point, Stone Island, and Belle Isle.
  7. 1935 Map of Morgan City
    1935 Map of Morgan City
    1935 Morgan City
    1935 Print · USGS
    In the mid-thirties, the Atchafalaya delta was a vital crossroads of the Old Spanish Trail and Southern Pacific rail lines. Genealogists and historians can trace family locations from Fairview Plantation to the Bradley Family Cem and the Bayou Black Settlement.
  10. 1937 Map of Bayou Sale, 1949 Print
    1937 Map of Bayou Sale, 1949 Print
    1937 Bayou Sale
    1949 Print · USGS
    St. Mary Parish during the late 1930s reveals a coastal world of rail-fed settlements and winding bayous. Researchers can trace family ties at the South Bend Cem, locate the Midway Ch & Sch, and follow the Southern Pacific tracks through Ellerslie.
  13. 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.
  16. 1937 Map of Derouen, 1963 Print
    1937 Map of Derouen, 1963 Print
    1937 Derouen
    1963 Print · USGS
    Coastal Louisiana in the late 1930s is revealed here as a landscape of salt domes and sugarcane plantations linked by rail and marsh. Genealogists and historians can trace family locations through Duboin Plantation, St Helens Church, and the settlement of Delcambre.
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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?
  • Where can I purchase historical maps of St. Mary Parish for my home or office?
  • Where can I download high-res historical maps of St. Mary Parish?
  • Are there historical topographic maps available for St. Mary Parish?
  • Is there historical aerial imagery available for St. Mary Parish?
  • Where are historical maps of St. Mary Parish sourced from?