New Jersey

Sussex

144,221
2020 population
1790
first census record
24
census records

About Sussex

Sussex, New Jersey, first appears in the United States federal census in 1790, when it recorded a population of 19,500. At the most recent census, in 2020, its population stood at 144,221.

Its recorded population peaked at 149,265 in 2010, and has since declined by roughly 3 percent.

On the ground today, 2 documented military engagements have been recorded within the county, among them Raid on Minisink, Battle of Minisink (New York), and 37 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
2020144,221
2010149,265
2000144,166
1990130,943
1980116,119
197077,528
196049,255
195034,423
194029,632
193027,830
192024,905
191026,781
190024,134
189022,259
188023,539
187023,168
186023,846
185022,989
184021,770
183020,346
182032,752
181025,549
180022,534
179019,500
Source

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

Battles & engagements in Sussex

Military engagements that took place in Sussex, New Jersey.

Raid on Minisink
1755
Battle of Minisink (New York)
1779

Historic places in Sussex

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

Hinchman-Rickey Farm
Vernon
High Point Park Historic District
Branchville
Crescent Theatre
Borough of Sussex
Bethany Chapel
Hamburg
High Breeze Farm
Highland Lakes
Meadowburn Farm
Vernon
Old Monroe School House
Monroe
Casper and Abraham Shafer Grist Mill Complex
Stillwater Township
First Presbyterian Church of Wantage
Sussex
Gunn, Cornelius, House
Wallpack Center
White Deer Plaza and Boardwalk District
Sparta
Waterloo
Andover
Sussex County Courthouse
Newton
Foster-Armstrong House
Branchville
Sterling Hill Mine
Ogdensburg
Evans-Waters Cottage
Vernon Township
Merriam, Henry W., House
Newton
Van Bunschooten, Elias, House
Sussex
Stockholm United Methodist Church
Stockholm
Harmony Hill United Methodist Church
Stillwater
Plaster Mill
Stanhope
Lawrence Mansion
Hamburg
Backwards Tunnel
Ogdensburg
Erickson Lakeside Cabin
Lake Wallkill
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Other counties in New Jersey

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Everything a full report reveals about Sussex County, New Jersey

This page charts the census history of Sussex 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 Sussex

When does Sussex first appear in the US census?
Sussex, New Jersey first appears in the federal census in 1790, with a recorded population of 19,500.
What is the population of Sussex?
At the most recent federal census (2020), Sussex had a recorded population of 144,221.
When did Sussex's population peak?
Sussex's recorded population peaked at 149,265 in 2010.
Were any battles fought in Sussex?
2 documented military engagements took place in Sussex, including Raid on Minisink, Battle of Minisink (New York).
How many historic places are in Sussex?
37 sites are listed on the National Register of Historic Places in Sussex, New Jersey.
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