Old Maps of Philadelphia, New York for Genealogy
Trace your family roots with 24 historic maps of Philadelphia. These high-res maps reveal old neighborhoods, homesites, landmarks, and streets — helping you uncover where your ancestors lived and how the area evolved over time.
- Explore historic neighborhoods: Identify where your relatives may have lived in the 1800s or 1900s.
- Compare maps over time: Trace the changes in streets, buildings, and landmarks for multi-generational research.
- Perfect for genealogy & ancestry research: Used by family historians and researchers to map out lineage and migration.
These maps are an incredible resource for exploring your personal connection to Philadelphia's past.
Philadelphia, NY maps
(24)- 1903 Map of Theresa
1903 Theresa1903 Print · USGSJefferson County at the turn of the century was a bustling network of dairy farms and rail junctions. You can trace the path of the Rome Watertown and Ogdensburg Div. through Evans Mills or locate early settlements like Stone Mills and Leraysville.8 unique versions available - 1911 Map of Antwerp
1911 Antwerp1911 Print · USGSJefferson County was a landscape of bustling river towns and intersecting rail lines just after the turn of the century. Trace the early footprints of Antwerp and Sterlingville, or locate family landmarks like Bishops Corners and Woods Mill.6 unique versions available - 1948 Map of Theresa
1948 Theresa1948 Print · USGSJefferson County in the late nineteen-forties centers on the village of Theresa and the winding Indian River as it passes through the limestone ledges. Genealogists can locate family-named landmarks like Chaufty Cem, Shurtleff Corners, and the tracks of the New York Central. - 1948 Map of Black River
1948 Black River1948 Print · USGSJefferson County was undergoing significant transformation during the late 1940s as military expansion met established agricultural life. Researchers can trace historic family burial sites like Hoover Cem and the rail-side industry at Felts Mills and Evans Mills. - 1948 Map of Theresa, 1953 Print
1948 Theresa1953 Print · USGSJefferson County's rural landscape is captured here in the late 1940s as military expansion and river-based industry shaped the region. Researchers can trace family roots through numerous sites like St Marys Cemetery, Bacon School, and the Pine Camp Military Reservation. - 1948 Map of Ogdensburg, 1973 Print
1948 Ogdensburg1973 Print · USGSThe international border along the St Lawrence River comes to life in the late 1940s, showing the vital rail and water connections between New York and Ontario. Researchers can trace the grounds of St Lawrence University, the massive Camp Drum military reservation, and the historic Rideau River and Canal.2 unique versions available - 1949 Map of Antwerp, 1953 Print
1949 Antwerp1953 Print · USGSNorthern Jefferson County during the late 1940s is defined here by the massive footprint of the Pine Camp Military Reservation. You can trace rural life and ancestry through dozens of schoolhouses and family landmarks like Bishops Corners and Woods Mill.2 unique versions available - 1949 Map of Deferiet, 1967 Print
1949 Deferiet1967 Print · USGSJefferson County’s river towns and military installations are captured here in the late 1940s as the regional economy shifted. Researchers can locate family landmarks like the F W Woolworth Memorial Cemetery, early schoolhouses, and the rail-side community of Deferiet.2 unique versions available - 1949 Map of Antwerp, 1974 Print
1949 Antwerp1974 Print · USGSAntwerp and the surrounding North Country were undergoing a major military expansion in the late 1940s. Genealogists and historians can trace the intersection of village life and the Pine Camp Military Reservation, locating Hillside Cem and School No 15.2 unique versions available - 1949 Map of Philadelphia, 1974 Print
1949 Philadelphia1974 Print · USGSJefferson County at the close of the 1940s shows a landscape of rural crossroads and growing military borders. Genealogists can locate family landmarks like Halls Corners, Sandy Hollow Cemetery, and several numbered schoolhouses.3 unique versions available - 1950 Map of Deferiet
1950 Deferiet1950 Print · USGSJefferson County at the mid-century is defined here by the confluence of industrial river towns and the growing Pine Camp Military Reservation. Trace family roots and local history through School No 14, Sterlingville, and the F. W. Woolworth Memorial Cemetery. - 1951 Map of Philadelphia
1951 Philadelphia1951 Print · USGSJefferson County’s rural and military landscape comes into focus during the early fifties, centered on the river-and-rail hub of Philadelphia. Researchers can trace old family settlements at Bishops Corners and locate rural landmarks such as the Quaker Cemetery and School No 4. - 1951 Map of Antwerp
1951 Antwerp1951 Print · USGSAntwerp and its surroundings in the early fifties were shaped by the intersection of the New York Central Railroad and the expansive Pine Camp Military Reservation. Researchers can trace old district boundaries and local landmarks like Hillside Cem, School No 15, and the course of the Indian River. - 1951 Map of Ogdensburg
1951 Ogdensburg1951 Print · USGSThe St. Lawrence frontier and the North Country are captured here during the post-war era, from the river ports to the high Adirondacks. Genealogists and historians can trace the rail-and-river economy through Ogdensburg, the Rutland rail lines, and Potsdam. - 1953 Map of Ogdensburg
1953 Ogdensburg1953 Print · USGSThe North Country and St. Lawrence Valley are shown here in the early fifties, just as the region’s rail-and-river economy remained in full swing. Genealogists and historians can trace family-named corners and rural hubs along the Rutland railroad or locate heritage sites near Ogdensburg, Potsdam, and the St Regis Indian Reservation. - 1958 Map of Theresa, 1960 Print
1958 Theresa1960 Print · USGSJefferson County's rural landscape is captured here in the late fifties, centered on the winding Indian River and its village of Theresa. Genealogists and historians can trace family roots at Chaufty Cem, the junction at Rivergate, or the local School No 7.2 unique versions available - 1958 Map of Black River, 1960 Print
1958 Black River1960 Print · USGSJefferson County during the late fifties shows a landscape of military expansion and rural tradition. Genealogists and historians can trace family-named corners and landmarks like Leray Mansion, Felts Mills, and the Sanford Corners Cem.4 unique versions available - 1961 Map of Ogdensburg
1961 Ogdensburg1961 Print · USGSThe St. Lawrence valley and the Adirondack high country meet in this early sixties survey during a peak era for rail and river commerce. Genealogists and historians can trace the paths of the New York Central railroad through remote settlements like Wanakena, Conifer, and Piercefield. - 1985 Map of Gouverneur
1985 Gouverneur1985 Print · USGSSt. Lawrence and Jefferson Counties are shown in the mid-eighties as a landscape of river-driven industry and expanding military grounds. Genealogists and historians can trace rail lines through Carthage, find local landmarks like Noble Hospital, and locate the boundaries of the Fort Drum Military Reservation.2 unique versions available - 2023 Map of Antwerp, 2023 Print
2023 Antwerp2023 Print · USGSThe village of Antwerp and the northern reaches of Fort Drum are mapped here in the early twenty-first century. Genealogists and local historians can trace family plots at Hillside Cem and follow old corridors like Russell Tpke and Nauvoo School Rd. - 2023 Map of Philadelphia, 2023 Print
2023 Philadelphia2023 Print · USGSThe village of Philadelphia and the crossroads at Bentleys Corners are shown in this 2023 survey of rural Jefferson County. Genealogists and local historians can locate the Quaker Cem, trace the Indian River to Childs Falls, and see the edge of Fort Drum. - 2023 Map of Black River, 2023 Print
2023 Black River2023 Print · USGSJefferson County's military and industrial history converge in this contemporary study of the area surrounding Fort Drum. Genealogists and historians can trace family locations near Evans Mills, Dutch Settlement, and several rural burial grounds like Hoover Cem. - 2023 Map of Deferiet, 2023 Print
2023 Deferiet2023 Print · USGSThe military and river history of northern New York converge here as the present century progresses. Researchers can trace the boundaries of Fort Drum and find civilian landmarks like Sunnyside Cem, Wheeler-Sack Army Airfield, and the village of Deferiet. - 2023 Map of Theresa, 2023 Print
2023 Theresa2023 Print · USGSJefferson County's interior comes into focus in this recent survey of the Indian River valley. Researchers can trace family history through the Van Allen Cem and Chaufty Cem, or explore the rural layout of Theresa and the riverside settlement of Rivergate.
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