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Tonica, Illinois
Aerial view of Tonica
Aerial view of Tonica
Location in LaSalle County, Illinois
Location in LaSalle County, Illinois
Location of Illinois in the United States
Location of Illinois in the United States
Country United States
State Illinois
County LaSalle
Township Eden
Area
 • Total 1.36 sq mi (3.53 km2)
 • Land 1.36 sq mi (3.53 km2)
 • Water 0.00 sq mi (0.00 km2)
Elevation
666 ft (203 m)
Population
 (2020)
 • Total 749
 • Density 550.7/sq mi (212.12/km2)
Time zone UTC-6 (CST)
 • Summer (DST) UTC-5 (CDT)
ZIP code
61370
Area code(s) 815
FIPS code 17-75718
GNIS feature ID 2399993
Wikimedia Commons Tonica, Illinois

Tonica is a small village located in LaSalle County, Illinois, United States. In 2020, about 749 people lived there. Tonica is part of the larger Ottawa area.

Discovering Tonica's Past

Tonica started as a small place called Point Republic. A man named Andrew West, who worked for the Illinois Central Railroad, helped create the village. The railroad tracks arrived on May 23, 1853.

How Tonica Got Its Name

The name "Tonica" comes from the Tunica people, a Native American tribe. Andrew West learned about them when he was growing up in New York. He also named many of the streets in Tonica after different Native American tribes and people.

When Tonica Became a Village

Tonica officially became a village on April 3, 1859. It was re-established on August 16, 1873, and this was confirmed on October 16, 1901.

Exploring Tonica's Location

Tonica is in the western part of LaSalle County. A main road, Illinois Route 251, goes right through the middle of the village. This road leads north to Peru and south to Wenona.

Highways Near Tonica

Interstate 39 is a big highway that runs along the west side of Tonica. You can get onto I-39 from Exit 48. This highway goes north to Interstate 80 in LaSalle and south to Interstate 55 near Normal.

Size of the Village

In 2020, Tonica covered an area of about 1.36 square miles (3.53 square kilometers). All of this area is land.

People Living in Tonica

Historical population
Census Pop.
1880 504
1890 473 −6.2%
1900 497 5.1%
1910 483 −2.8%
1920 439 −9.1%
1930 500 13.9%
1940 510 2.0%
1950 585 14.7%
1960 750 28.2%
1970 821 9.5%
1980 695 −15.3%
1990 715 2.9%
2000 685 −4.2%
2010 768 12.1%
2020 749 −2.5%
U.S. Decennial Census

In 2020, there were 749 people living in Tonica. There were 328 households, which are groups of people living together in one home. About 207 of these households were families.

Who Lives in Tonica?

The population density was about 550 people per square mile. This means that for every square mile of land, there were about 550 people.

About 20.8% of the people in Tonica were under 18 years old. About 12.1% were 65 years old or older. The average age of people in Tonica was 41.4 years.

Education in Tonica

The village of Tonica has its own school for younger students. It is called Tonica Grade School and teaches children from kindergarten through eighth grade.

Famous People from Tonica

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