Illinois

La Salle

111,509
2000 population
1840
first census record
17
census records

About La Salle

La Salle, Illinois, first appears in the United States federal census in 1840, when it recorded a population of 9,348. At the most recent census, in 2000, its population stood at 111,509.

Its recorded population peaked at 112,033 in 1980.

On the ground today, 8 documented military engagements have been recorded within the county, among them Red Ocher Culture Conflict – Illinois Valley, Zimmermann Site Raiding, Fox Wars - Battle of Arrowsmith (Illinois) 1730, and 33 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
2000111,509
1990106,913
1980112,033
1970111,409
1960110,800
1950100,610
194097,801
193097,695
192092,925
191090,132
190087,776
189080,798
188070,403
187060,792
186048,332
185017,815
18409,348
Source

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

Battles & engagements in La Salle

Military engagements that took place in La Salle, Illinois.

Red Ocher Culture Conflict – Illinois Valley
1100
Zimmermann Site Raiding
1400
Fox Wars - Battle of Arrowsmith (Illinois) 1730
1730
Battle of Starved Rock (Potawatomi)
1769
Battle of Ottawa / Ottawa Skirmish
1832
Indian Creek Massacre Illinois 1832
1832
Battle of Burnt Village Illinois 1832
1832
Skirmish at Sycamore Creek / Ottawa Raid (May 1832)
1832

Historic places in La Salle

National Register of Historic Places listings in La Salle, Illinois.

Hegeler-Carus Mansion
La Salle
Old Kaskaskia Village
Ottawa
Marseilles Lock and Dam Historic District
Marseilles
Washington Park Historic District
Ottawa
Marseilles Hydro Plant
Marseilles
Ottawa East Side Historic District
Ottawa
O'Conor, Andrew J., III, House
Ottawa
LaSalle Downtown Commercial District
LaSalle
Ransom Water Tower
Ransom
Fletcher, Ruffin Drew, House
Streator
LaSalle City Building
LaSalle
Strawn, Jeremiah, House
Ottawa
Fisher-Nash-Griggs House
Ottawa
Streator Public Library
Streator
Chicago, Rock Island and Pacific Railroad Depot
Marseilles
Starved Rock Lock and Dam Historic District
Ottawa
Hauge Lutheran Church
Sheridan
Armour's Warehouse
Seneca
Knuessl Building
Ottawa
Ottawa Commercial Historic District
Ottawa
Starved Rock Lodge and Cabins
LaSalle-Peru
Spring Valley House-Sulfur Springs Hotel
Utica
Hotel Kaskaskia
LaSalle
Hegeler I, Julius W., House
LaSalle
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Other counties in Illinois

Explore census history and historic records for more Illinois counties.

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Everything a full report reveals about La Salle County, Illinois

This page charts the census history of La Salle County, Illinois. 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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Explore Illinois records

Illinoishistory ›NRHP historic sites ›Notable people from Illinois›

Frequently asked about La Salle

When does La Salle first appear in the US census?
La Salle, Illinois first appears in the federal census in 1840, with a recorded population of 9,348.
What is the population of La Salle?
At the most recent federal census (2000), La Salle had a recorded population of 111,509.
When did La Salle's population peak?
La Salle's recorded population peaked at 112,033 in 1980.
Were any battles fought in La Salle?
8 documented military engagements took place in La Salle, including Red Ocher Culture Conflict – Illinois Valley, Zimmermann Site Raiding, Fox Wars - Battle of Arrowsmith (Illinois) 1730.
How many historic places are in La Salle?
33 sites are listed on the National Register of Historic Places in La Salle, Illinois.
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