New Jersey

Hunterdon

128,947
2020 population
1790
first census record
24
census records

About Hunterdon

Hunterdon, New Jersey, first appears in the United States federal census in 1790, when it recorded a population of 20,153. At the most recent census, in 2020, its population stood at 128,947.

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

On the ground today, 100 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
2020128,947
2010128,349
2000121,989
1990107,776
198087,361
197069,718
196054,107
195042,736
194036,766
193034,728
192032,885
191033,569
190034,507
189035,355
188038,570
187036,963
186033,654
185028,990
184024,789
183031,060
182028,604
181024,556
180021,261
179020,153
Source

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

Historic places in Hunterdon

National Register of Historic Places listings in Hunterdon, New Jersey.

Marshall, James W., House
Lambertville
Kline Farmhouse
Oldwick
Highfields
Amwell
Milford Historic District
Milford Borough
New Hampton Historic District
Lebanon
Mulligan, M. C., & Sons Quarry
Clinton
Sandbrook-Headquarters Road stone-arch bridge over a tributary of the Third Neshanic River
Delaware Township
Stone Sign Post Road Bridge over Plum Brook
Delaware Township
Raven Rock Road Bridge
Delaware Township
Riegel Ridge Community Center
Milford
Thatcher House
Kingwood Township
Taylor's Mill Historic District
Oldwick
New Market-Linvale-Snydertown Historic District
East and West Amwell Townships
Bray-Hoffman House
Annandale
Locktown-Sergeantsville Road truss bridge over Plum Brook
Delaware Township
Old Stone Presbyterian Church
Kingwood Township
Stanton Historic Rural District
Stanton
Delaware and Raritan Canal
Lambertville
Fink-Type Truss Bridge
Allerton
Green Sergeants Covered Bridge
Stockton
Peck's Ferry Bridge
Locktown
Mount Airy Historic District
West Amwell Township
Vought, Christoffel, Farmstead
Clinton
Sergeantsville Historic District
Delaware Township
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Other counties in New Jersey

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Everything a full report reveals about Hunterdon County, New Jersey

This page charts the census history of Hunterdon County, New Jersey. 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 Hunterdon

When does Hunterdon first appear in the US census?
Hunterdon, New Jersey first appears in the federal census in 1790, with a recorded population of 20,153.
What is the population of Hunterdon?
At the most recent federal census (2020), Hunterdon had a recorded population of 128,947.
How many historic places are in Hunterdon?
100 sites are listed on the National Register of Historic Places in Hunterdon, New Jersey.
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