1900-1909 Maps of Jefferson County, New York
Explore 11 historic maps of Jefferson County from 1900-1909. 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 Jefferson County'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 Jefferson County's history through authentic maps from the 1900s. This is your window into the past.
Jefferson County, NY maps
(11)- 1900 Map of Clayton, 1957 Print1900 Clayton1957 Print · USGSThe Thousand Islands region and the St. Lawrence riverfront are captured here at the turn of the century, showing a landscape defined by steam and rail. Genealogists can trace family roots in CLAYTON, Chaumont, and Depauville, or follow the path of the Electric R.R. near Dexter.
- 1902 Map of Carthage1902 Carthage1902 Print · USGSUpper New York at the turn of the century shows a landscape of river-powered industry and sprawling hill farms. Genealogists can trace family names and old crossroads from Champion Huddle to Gardners Corners, while rail historians can follow the R. W. and O. Div. through the Black River valley.
- 1903 Map of Grindstone1903 Grindstone1903 Print · USGSThe Thousand Islands at the turn of the century are captured here along the international border as steamboat traffic flourished. Genealogists and historians can trace old resort landings like Thousand Island Park and Fineview or locate several distinct river beacons including Rock I. L.H. and Lindoe L.H..4 unique versions available
- 1903 Map of Clayton1903 Clayton1903 Print · USGSJefferson County's Thousand Islands region and Lake Ontario shoreline are documented here just after the turn of the century. Genealogists and historians can trace the rail lines connecting Clayton and Chaumont, or locate old post offices in Depauville and Rosiere.6 unique versions available
- 1903 Map of Alexandria Bay1903 Alexandria Bay1903 Print · USGSThe Thousand Islands region appears here at the turn of the century as a burgeoning summer retreat along the international border. Genealogists and local historians can trace the early layouts of Alexandria Bay, the rail corridor through Redwood, and numerous island landings like Collins Landing.6 unique versions available
- 1903 Map of Theresa1903 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
- 1903 Map of Orwell, 1955 Print1903 Orwell1955 Print · USGSOswego and Jefferson counties are documented here at the opening of the twentieth century, showing a landscape defined by the Tug Hill drainages. Genealogists and historians can trace the early footprints of Littlejohn Settlement, Otto Mills, and the falls at Stillwater.
- 1904 Map of Carthage1904 Carthage1904 Print · USGSJefferson and Lewis Counties at the turn of the century show a landscape defined by the Black River valley and its busy rail lines. Genealogists can trace early homesteads in rural outposts like Champion Huddle, Windecker, and Gardners Corners.6 unique versions available
- 1905 Map of Orwell1905 Orwell1905 Print · USGSUpper Oswego and Jefferson counties are shown here in the early nineteen-hundreds as a landscape of remote settlements and river-powered valleys. Genealogists and historians can trace the exact locations of Little John Settlement, the Salmon Falls cataracts, and Bennett Bridge.6 unique versions available
- 1908 Map of Watertown, 1955 Print1908 Watertown1955 Print · USGSWatertown and the rural uplands of the Tug Hill region are captured here in the early twentieth century as the railroad era peaked. Genealogists can trace early post offices like Klondike and Whitesville, or locate family sites near Brookside Cemetery.
- 1909 Map of Watertown1909 Watertown1909 Print · USGSJefferson County was at its industrial and agrarian height in the early twentieth century, centered on the vital rail hub of Watertown. Local historians can trace family roots through the Middle Road Church or locate vanished post offices like Klondike Worth and Tylerville South Rutland.6 unique versions available
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Showing maps 1-11 of 11
Top cities of Jefferson County
- Le Ray historical maps
- Watertown historical maps
- Watertown historical maps
- Brownville historical maps
- Wilna historical maps
- Adams historical maps
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