New York

Tompkins

105,740
2020 population
1820
first census record
21
census records

About Tompkins

Tompkins, New York, first appears in the United States federal census in 1820, when it recorded a population of 20,681. At the most recent census, in 2020, its population stood at 105,740.

The county's recorded population has risen across the decades to its highest level in 2020.

On the ground today, 66 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
2020105,740
2010101,564
200096,501
199094,097
198087,085
197076,879
196066,164
195059,122
194042,340
193041,490
192035,285
191033,647
190033,830
189032,923
188034,445
187033,178
186031,409
185038,746
184037,948
183036,545
182020,681
Source

Population data from the United States decennial census, U.S. Census Bureau (public domain).

Historic places in Tompkins

National Register of Historic Places listings in Tompkins, New York.

Roberts Hall
Ithaca
State Theater
Ithaca
West Dryden Methodist Episcopal Church
Dryden
Austin, William, House
Trumansburg
White, Andrew Dickson, House
Ithaca
Camp, Hermon, House
Trumansburg
Deke House
Ithaca
Dryden District School No. 5
Dryden
Bailey Hall
Ithaca
Dryden Historic District
Dryden
Lehigh Valley Railroad Station
Ithaca
East Hill Historic District
Ithaca
Forest Home Historic District
Forest Home
Newfield Covered Bridge
Newfield
Second Tompkins County Courthouse
Ithaca
Second Baptist Society of Ulysses
Trumansburg
Stone Hall
Ithaca
St. James AME Zion Church
Ithaca
Llenroc
Ithaca
District No. 2 School, Caroline and Dryden
Slaterville Springs
De Witt Park Historic District
Ithaca
Morrill Hall, Cornell University
Ithaca
Rice Hall
Ithaca
Rogues Harbor Inn
Lansing
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Other counties in New York

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Everything a full report reveals about Tompkins County, New York

This page charts the census history of Tompkins County, New York. A full Aubrey report for an address here pulls together everything the historical record holds about the ground, from the earliest settlement to the twentieth century:

Overview
An interactive map of the location with historic sites, battles and Native heritage plotted, and its full story era by era.
The Land
The historic sites and place names around the location, and how this land was settled and used.
Geology
The bedrock beneath the site, its age and rock type, reaching back millions of years.
LiDAR Terrain
Laser-scanned terrain that reveals earthworks and old features hidden in the landscape.
Conflict & War
The battles, raids and skirmishes fought near here, across every era of American conflict.
The Civil War
The Civil War on this ground, 1861 to 1865: who held it, and the battles, camps and regiments nearby.
The Soldiers
The men who marched from here in the Civil War, named and traced where the record allows.
Native Heritage
The Native nations who held this land, mapped across time from before European contact to today.
Settlement
Who claimed and held this ground, from Indigenous homelands through the colonial powers to the United States.
The Community
How the town grew, who came, and what kind of place it became, traced through the census record.
Rivers & Rail
The rivers, canals and railroads that connected this place between 1830 and 1911.
Notable People
The people born, buried or genuinely tied to this exact place, with their stories.
Historical Maps
Historic maps of the location layered over how it looks today.
Finds & Access
Museum objects tied to the area, and the laws on searching, collecting and access here.
Literature
The old books, county histories and archives that mention this place, quoted with their sources.
Spotlight
A deep dive into the most remarkable, lesser-known history of the place, traced back to the record.
Points of Interest
The most significant historic sites and landmarks near the location, and why they matter.
Timeline
The whole story of the location told era by era, from first peoples to the present day.
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Frequently asked about Tompkins

When does Tompkins first appear in the US census?
Tompkins, New York first appears in the federal census in 1820, with a recorded population of 20,681.
What is the population of Tompkins?
At the most recent federal census (2020), Tompkins had a recorded population of 105,740.
How many historic places are in Tompkins?
66 sites are listed on the National Register of Historic Places in Tompkins, New York.
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