Trivia Questions About Illinois

Tap a choice to check it, from Monks Mound to the old capital now west of the Mississippi.

Question 1 of 10

What did the Illinois people call themselves, according to the French missionary dictionaries?

InokaDakotaLenapeAnishinaabe

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How it works

These trivia questions about Illinois come in four rounds: Cahokia, the French and the territory; from statehood to the Seaway; borders, rivers and regions; and science, people and getting around.

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Illinois history trivia questions and answers in two rounds

Cahokia, the French and the territory runs from Monks Mound to statehood in 1818. From statehood to the Seaway asks about three capitals, the Winter of the Deep Snow and the canal of 1848. Borders, rivers and regions is the map. Science, people and getting around has Fermilab and the L.

Illinois trivia questions for a class or a quiz night

Tap a choice to see the right answer, a short reason and the article it was read in. A class on state history can stay in the first two rounds: pick one under Topic when the card pauses after ten answers.

Questions and answers

Are these Illinois trivia questions and answers checked?

Yes, in the Wikipedia article Illinois, which was read on October 3, 2026 and is linked under each question. Court cases, living people, brands, films and storm tolls are left out.

What are some easy Illinois trivia questions?

Which river bisects the state? Which city is named in the old phrase about what will play? By which letter is Chicago's rapid transit known? The answers are the Illinois River, Peoria and L.

What was the first capital of Illinois?

Kaskaskia, an early French settlement. Vandalia took over in 1819 and Springfield in 1837. Kaskaskia now lies west of the Mississippi and can be reached only from Missouri.

All 48 questions with answers

Cahokia, the French and the territory 12

The ancient city of Cahokia stood near which present-day Illinois town? Answer: Collinsville. Source: Wikipedia: Illinois
The boundary first laid down in the Northwest Ordinance would have left Illinois without any shoreline on which lake? Answer: Lake Michigan. Source: Wikipedia: Illinois
Illinois became a state in 1818. Which state in order was it? Answer: The 21st. Source: Wikipedia: Illinois
Illinois was once part of the oldest territory of the United States. What was that territory called? Answer: The Northwest Territory. Source: Wikipedia: Illinois
In 1682 French explorers under La Salle and Henri de Tonti built a fort on top of which rock, now the heart of a state park? Answer: Starved Rock. Source: Wikipedia: Illinois
In which year was the Illinois Territory created, with its capital at an early French settlement? Answer: 1809. Source: Wikipedia: Illinois
The name Illinois goes back to a verb in the Miami-Illinois language. What does that verb mean? Answer: He speaks the regular way. Source: Wikipedia: Illinois
What did the Illinois people call themselves, according to the French missionary dictionaries? Answer: Inoka. Source: Wikipedia: Illinois
What is the name of the mound at the center of Cahokia, the largest pre-Columbian structure north of the Valley of Mexico? Answer: Monks Mound. Source: Wikipedia: Illinois
Which excavated site in Illinois shows 7,000 years of continuous habitation? Answer: The Koster Site. Source: Wikipedia: Illinois
Which Illinois delegate lobbied Congress in 1818 to move the state's northern boundary further north? Answer: Nathaniel Pope. Source: Wikipedia: Illinois
Who claimed "Illinois County" for Virginia in 1778? Answer: George Rogers Clark. Source: Wikipedia: Illinois

From statehood to the Seaway 12

After 1848 Chicago grew as a port on which canal? Answer: The Illinois and Michigan Canal. Source: Wikipedia: Illinois
Black Hawk, who tried in April 1832 to lead his people back to their land in Illinois, was a chief of which nation? Answer: The Sauk. Source: Wikipedia: Illinois
By what name is the Illinois winter of 1830 to 1831 remembered? Answer: The Winter of the Deep Snow. Source: Wikipedia: Illinois
By which nickname is the southern part of Illinois known? Answer: Little Egypt. Source: Wikipedia: Illinois
Chicago was a Great Lakes port before it was a canal port or a rail hub. In which year was the town established? Answer: 1833. Source: Wikipedia: Illinois
Chicago's exposition of 1933 took its name from a span of time. What was it called? Answer: A Century of Progress. Source: Wikipedia: Illinois
In which year did the legislators of Sangamon County, led by Abraham Lincoln, succeed in having the capital moved to Springfield? Answer: 1837. Source: Wikipedia: Illinois
The opening of which waterway in 1959 made Chicago an ocean port? Answer: The Saint Lawrence Seaway. Source: Wikipedia: Illinois
Which city on the Mississippi, formerly called Commerce, briefly passed Chicago in 1844 as the largest in Illinois? Answer: Nauvoo. Source: Wikipedia: Illinois
Which town at the southern tip of Illinois, where the Mississippi and the Ohio meet, was a supply base and training center for the Union army? Answer: Cairo. Source: Wikipedia: Illinois
Which town became the capital of Illinois in 1819 and saw three capitol buildings go up over the next 18 years? Answer: Vandalia. Source: Wikipedia: Illinois
Who was the second governor of Illinois, a Virginian who campaigned against extending slavery in the state? Answer: Edward Coles. Source: Wikipedia: Illinois

Borders, rivers and regions 12

In which geological period did large coal swamps form in what is now Illinois? Answer: The Carboniferous. Source: Wikipedia: Illinois
The northern border of Illinois with Wisconsin is fixed at which latitude? Answer: 42 degrees 30 minutes north. Source: Wikipedia: Illinois
The western bulge of Illinois, between the Illinois River and the Mississippi, was originally part of which tract? Answer: The Military Tract of 1812. Source: Wikipedia: Illinois
What are the Illinois suburbs of St. Louis, such as East St. Louis, known as together? Answer: The Metro-East. Source: Wikipedia: Illinois
What carved the basin of Lake Michigan during the Pleistocene Epoch? Answer: Glaciers. Source: Wikipedia: Illinois
What is the highest natural point in Illinois, at 1,235 feet? Answer: Charles Mound. Source: Wikipedia: Illinois
What is the Mississippi floodplain from Alton to the Kaskaskia River known as? Answer: The American Bottom. Source: Wikipedia: Illinois
Which canal joins the Chicago River to the Des Plaines River and took the place of the Illinois and Michigan Canal? Answer: The Chicago Sanitary and Ship Canal. Source: Wikipedia: Illinois
Which national forest lies among the hills of southern Illinois? Answer: Shawnee National Forest. Source: Wikipedia: Illinois
Which old Illinois town is now an exclave west of the Mississippi that can be reached only from Missouri? Answer: Kaskaskia. Source: Wikipedia: Illinois
Which river bisects Illinois from northeast to southwest? Answer: The Illinois River. Source: Wikipedia: Illinois
Which word do Illinoisans often use for all of the state outside the Chicago metropolitan area? Answer: Downstate. Source: Wikipedia: Illinois

Science, people and getting around 12

By which single letter is Chicago's rapid transit system known? Answer: L. Source: Wikipedia: Illinois
Fermilab, a national physics laboratory known for its particle accelerators, is near which Illinois town? Answer: Batavia. Source: Wikipedia: Illinois
How many primary, two-digit interstate highways pass through Illinois, more than through any other state? Answer: 13. Source: Wikipedia: Illinois
The Illinois state parks system began in 1908 with what is now which park? Answer: Fort Massac State Park. Source: Wikipedia: Illinois
In 1942 the University of Chicago carried out the world's first sustained example of what? Answer: A nuclear chain reaction. Source: Wikipedia: Illinois
In which northwest Illinois town is the home of Ulysses S. Grant kept as a museum? Answer: Galena. Source: Wikipedia: Illinois
In which year was the fourth and present constitution of Illinois adopted? Answer: 1970. Source: Wikipedia: Illinois
Which genre of electronic dance music was developed in Chicago? Answer: House music. Source: Wikipedia: Illinois
Which governor of Illinois was the Democratic nominee for president in both 1952 and 1956? Answer: Adlai Stevenson II. Source: Wikipedia: Illinois
Which Illinois city is named in the old phrase that asks whether something will "play"? Answer: Peoria. Source: Wikipedia: Illinois
Which national tallgrass prairie does the federal government manage in Illinois? Answer: Midewin. Source: Wikipedia: Illinois
Which president was born in Tampico, Illinois, and raised in Dixon? Answer: Ronald Reagan. Source: Wikipedia: Illinois

How this list was compiled

Written for this site; nothing was copied from another list. Every answer was read on October 3, 2026 in the English Wikipedia article Illinois (text under the Creative Commons Attribution-ShareAlike 4.0 license), which is linked beside each question; the questions, wrong choices and explanations are in our own words. Left out on purpose: population figures and ranks, court cases, current office-holders, living people, sports teams, companies and brands, films, fires and storms and their tolls, and weather records. Levels are our estimate: easy is fair for any table, medium suits people who know the state, hard will stump most tables. Licence: own work