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1920s Maps of Suffolk County, New York

Explore 5 historic maps of Suffolk County from the 1920s. These maps offer a rare glimpse into what life looked like during the 1920s — 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 Suffolk County's landscape evolved across the 1920s, 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 1920s, 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 Suffolk County's history through authentic maps from the 1920s. This is your window into the past.

Suffolk County, NY maps

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  1. 1920 Map of Bridgeport
    1920 Map of Bridgeport
    1920 Bridgeport
    1920 Print · USGS
    Coastal Connecticut comes alive in the early twentieth century as a hub of maritime commerce and industrial growth. Researchers can trace the development of Bridgeport and Milford, or locate specific landmarks like Charles Island and Beardsley Park.
  4. 1921 Map of Gardiners Island
    1921 Map of Gardiners Island
    1921 Gardiners Island
    1921 Print · USGS
    The maritime landscape of eastern Long Island is detailed here in the years following the Great War. Researchers can trace historic shorelines and landings like Quincetree Landing, locate the military grounds of Fort Terry, or find family-named sites such as Barnes Landing and Hicks.
  7. 1921 Map of New London
    1921 Map of New London
    1921 New London
    1921 Print · USGS
    Coastal Connecticut thrived between the world wars as a strategic naval and rail hub. Genealogists and historians can trace the foundations of local life through the Norwich State Hospital, the sprawling US Naval Station, and small hamlets like Gales Ferry or Flanders Village.
  10. 1921 Map of Easthampton
    1921 Map of Easthampton
    1921 Easthampton
    1921 Print · USGS
    The eastern tip of Long Island comes alive in the early twentieth century, showing a maritime landscape defined by rail and sea. Genealogy and history buffs can trace the Long Island R. R. through Easthampton or locate the coastal Georgica L.S.S. and the settlement at Promised Land.
  13. 1921 Map of Stonington
    1921 Map of Stonington
    1921 Stonington
    1921 Print · USGS
    Coastal Connecticut and Rhode Island meet here between the wars, where river and rail drive the regional economy. Genealogists can trace family footprints in North Stonington and Westerly, or locate the Silex Mine and the Light House at Stonington.
End of results
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Frequently asked questions

  • What are the different types of historical maps available for Suffolk County?
  • What is the oldest map of Suffolk County?
  • Where can I purchase historical maps of Suffolk County for my home or office?
  • Where can I download high-res historical maps of Suffolk County?
  • Are there historical topographic maps available for Suffolk County?
  • Is there historical aerial imagery available for Suffolk County?
  • Where are historical maps of Suffolk County sourced from?