1900s (20th Century) Maps of Threemile Harbor, Springs
Explore 11 historic maps of Threemile Harbor 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 Threemile Harbor'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 Threemile Harbor's history through authentic maps from the 1900s. This is your window into the past.
Threemile Harbor, Springs maps
(11)- 1903 Map of Gardiners Island, 1962 Print
1903 Gardiners Island1962 Print · USGSThe eastern reaches of Long Island and its surrounding sounds appear here at the opening of the twentieth century. Researchers can trace historic shorelines and maritime infrastructure, including Fort Terry on Plum Island and old settlements like Kingstown and Fireplace. - 1904 Map of Gardiners Island
1904 Gardiners Island1904 Print · USGSEasthampton and its outlying islands are captured here in the early twentieth century, showing a maritime landscape defined by coastal forts and small harbor landings. Genealogists and local historians can trace family-named sites like Barnes Landing, Springs, and the military outpost at Fort Terry.6 unique versions available - 1921 Map of Gardiners Island
1921 Gardiners Island1921 Print · USGSThe 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. - 1944 Map of Gardiners Island West, 1947 Print
1944 Gardiners Island West1947 Print · USGSThe East Hampton shoreline during the 1940s reveals a quiet landscape of coastal hamlets and protected inlets. Genealogists and researchers can trace local routes through Springs and Eastside, or locate family landmarks like Powder Hill and Fireplace.2 unique versions available - 1947 Map of Hartford, 1955 Print
1947 Hartford1955 Print · USGSSouthern New England and the Hudson Valley are shown in detail during the post-war expansion era. Genealogists and researchers can trace local landmarks from the State Capitol and Yale University to the Stratford Lighthouse and Woodlawn Cem.2 unique versions available - 1948 Map of Hartford
1948 Hartford1948 Print · USGSSouthern New England is captured here in the late 1940s, showcasing a landscape of thriving industrial cities and developing parkways. Genealogists and historians can trace the rail networks of the New York New Haven and Hartford RR or locate coastal defense sites like Fort Terry and Camp Shanks.2 unique versions available - 1956 Map of Gardiners Island West, 1957 Print
1956 Gardiners Island West1957 Print · USGSCoastal Suffolk County is captured here in the mid-fifties, showing the shoreline between the historic Gardiners Island and the mainland landings. Researchers can trace local heritage through landmarks like Our Lady of the Wayside Chapel, the Captain Kidd Monument, and the vanished era of Fireplace Lodge Girls Camp.3 unique versions available - 1961 Map of Hartford
1961 Hartford1961 Print · USGSSouthern New England and the Hudson Valley are shown here in the mid-fifties, capturing a landscape of booming coastal cities and interior hill towns. Researchers can trace the legacy of the New York New Haven and Hartford rail corridor and find strategic sites like Camp Shanks and Fort Michie. - 1962 Map of Hartford, 1971 Print
1962 Hartford1971 Print · USGSSouthern New England and the Hudson Valley are shown in the early sixties, as suburban growth reached into the foothills. Trace the path of the New York New Haven & Hartford RR and find landmarks like Camp Nathan Hale and Gillette Castle State Park.3 unique versions available - 1965 Map of Hartford
1965 Hartford1965 Print · USGSSouthern New England and the Hudson Valley are shown here during the mid-sixties expansion of the Interstate era. Trace the path of the New York New Haven & Hartford RR or locate historic landmarks like West Point Military Reservation and the Merritt Parkway.2 unique versions available - 1983 Map of New Haven, 1985 Print
1983 New Haven1985 Print · USGSThe Connecticut shoreline and eastern Long Island are documented here in the early eighties, from the streets of New Haven to the piers of New London. Genealogists and historians can trace the geography of maritime heritage and academia at Yale University and the U.S. Coast Guard Academy.2 unique versions available
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Frequently asked questions
- What are the different types of historical maps available for Threemile Harbor?
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