Wisconsin

St. Croix

93,536
2020 population
1840
first census record
19
census records

About St. Croix

St. Croix, Wisconsin, first appears in the United States federal census in 1840, when it recorded a population of 809. At the most recent census, in 2020, its population stood at 93,536.

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

On the ground today, 35 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
202093,536
201084,345
200063,155
199050,251
198043,262
197034,354
196029,164
195025,905
194024,842
193025,455
192026,106
191025,910
190026,830
189023,139
188018,956
187011,035
18605,392
1850624
1840809
Source

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

Historic places in St. Croix

National Register of Historic Places listings in St. Croix, Wisconsin.

Chicago, St. Paul, Minneapolis and Omaha Railroad Car Shop Historic District
North Hudson
New Richmond West Side Historic District
New Richmond
Moffat, John S., House
Hudson
Bernd, William J., House
New Richmond
St Croix County Courthouse
Hudson
Phipps, William H., House
Hudson
Soo Line High Bridge
Somerset
Bell, Marcus Sears, Farm
New Richmond
Soo Line Depot
New Richmond
Kinnickinnic Church
Kinnickinnic
Merritt, Samuel T., House
Hudson
Lewis-Williams House
Hudson
Thompson, Erick J., House
New Richmond
First English Lutheran Church
New Richmond
Bernd, William J., House
New Richmond
Browse all Wisconsinhistoric sites ›

Other counties in Wisconsin

Explore census history and historic records for more Wisconsin counties.

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Everything a full report reveals about St. Croix County, Wisconsin

This page charts the census history of St. Croix County, Wisconsin. 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 St. Croix

When does St. Croix first appear in the US census?
St. Croix, Wisconsin first appears in the federal census in 1840, with a recorded population of 809.
What is the population of St. Croix?
At the most recent federal census (2020), St. Croix had a recorded population of 93,536.
How many historic places are in St. Croix?
35 sites are listed on the National Register of Historic Places in St. Croix, Wisconsin.
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