The map above shows Illinois and Quebec side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Illinois vs Quebec Geography
Land area
- Illinois has a land area of 55,513 square miles (143,778 km²), while Quebec has 527,079 square miles (1,365,128 km²).
- Quebec's land area is 9.5 times (849%) larger than Illinois'.
Total area
- Illinois: 57,913 square miles (149,995 km²) vs Quebec: 595,391 square miles (1,542,056 km²), including inland and coastal water.
- Quebec's total area is 10.3 times larger than Illinois'.
Length
- Illinois is 390 miles (628 km) long from north to south; Quebec is 1,221 miles (1,965 km).
- Quebec's north-south length is 3.1 times (213%) longer than Illinois'.
Width
- Illinois spans 283 miles (456 km) east to west; Quebec spans 963 miles (1,550 km).
- Quebec's east-west width is 3.4 times (240%) wider than Illinois'.
Highest point
- Illinois's highest point is Charles Mound at 1,232 feet (376 m); Quebec's is Mont d'Iberville at 5,420 feet (1,652 m).
- Mont d'Iberville is 4,188 feet higher than Charles Mound.
Lowest point
- Illinois's lowest point is Mississippi River at 292 feet; Quebec's is Gulf of St. Lawrence at 0 feet.
- Quebec's lowest point is 292 feet lower.
Illinois vs Quebec Population and History
Population
- Illinois has a population of 12,710,158 (2024), while Quebec has 9,033,887 (2026).
- Illinois' population is 1.4 times (41%) larger than Quebec's.
Population density
- Illinois: 229.0 people per square mile vs Quebec: 17.1.
- Illinois' population density is 13.4 times higher than Quebec's.
Biggest city
- Illinois's biggest city is Chicago with 2,721,308 people; Quebec's is Montreal with 1,762,949.
- Chicago's population is 1.5 times (54%) larger than Montreal's.
Largest metro area
- Illinois's largest metropolitan area is Chicago-Naperville-Elgin, IL-IN metro area (9,408,576 people) vs Quebec's Montreal CMA (4,291,732).
- Chicago-Naperville-Elgin, IL-IN metro area's population is 2.2 times (119%) larger than Montreal CMA's.
History
- Illinois: Admitted to the Union on December 3, 1818, as the 21st state.
- Quebec: Joined Confederation on July 1, 1867, as one of the four founding provinces.
- In its current form, Illinois is the older of the two by 49 years.
Illinois vs Quebec Economy
GDP
- Illinois's GDP is $1,148.1 billion (2024) vs Quebec's $450.3 billion.
- Illinois' economic output is 2.5 times (155%) larger than Quebec's.
GDP per capita
- Illinois: $90,330 per person vs Quebec: $50,059.
- Illinois' GDP per capita is 1.8 times (80%) higher than Quebec's.
Official Websites
Illinois official website · Quebec official website
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More Size Comparisons
All Illinois size comparisons · All Quebec size comparisons
Area, elevation and boundary figures come from official national statistics and US Census Bureau and Natural Earth boundary data; US state population, economic, county and tax figures come from the US Census Bureau, the Bureau of Economic Analysis and the Tax Foundation. Figures are rounded and for general reference.