The map above shows Illinois and New Brunswick side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Illinois vs New Brunswick Geography
Land area
- Illinois has a land area of 55,513 square miles (143,778 km²), while New Brunswick has 27,587 square miles (71,450 km²).
- Illinois' land area is 2.0 times (101%) larger than New Brunswick's.
Total area
- Illinois: 57,913 square miles (149,995 km²) vs New Brunswick: 28,150 square miles (72,908 km²), including inland and coastal water.
- Illinois' total area is 2.1 times (106%) larger than New Brunswick's.
Length
- Illinois is 390 miles (628 km) long from north to south; New Brunswick is 241 miles (388 km).
- Illinois' north-south length is 1.6 times (62%) longer than New Brunswick's.
Width
- Illinois spans 283 miles (456 km) east to west; New Brunswick spans 264 miles (424 km).
- Illinois' east-west width is 1.1 times (7%) wider than New Brunswick's.
Highest point
- Illinois's highest point is Charles Mound at 1,232 feet (376 m); New Brunswick's is Mount Carleton at 2,680 feet (817 m).
- Mount Carleton is 1,448 feet higher than Charles Mound.
Lowest point
- Illinois's lowest point is Mississippi River at 292 feet; New Brunswick's is Atlantic Ocean at 0 feet.
- New Brunswick's lowest point is 292 feet lower.
Illinois vs New Brunswick Population and History
Population
- Illinois has a population of 12,710,158 (2024), while New Brunswick has 867,383 (2026).
- Illinois' population is 14.7 times larger than New Brunswick's.
Population density
- Illinois: 229.0 people per square mile vs New Brunswick: 31.4.
- Illinois' population density is 7.3 times (629%) higher than New Brunswick's.
Biggest city
- Illinois's biggest city is Chicago with 2,721,308 people; New Brunswick's is Moncton with 79,470.
- Chicago's population is 34.2 times larger than Moncton's.
Largest metro area
- Illinois's largest metropolitan area is Chicago-Naperville-Elgin, IL-IN metro area (9,408,576 people) vs New Brunswick's Moncton CMA (157,717).
- Chicago-Naperville-Elgin, IL-IN metro area's population is 59.7 times larger than Moncton CMA's.
History
- Illinois: Admitted to the Union on December 3, 1818, as the 21st state.
- New Brunswick: 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 New Brunswick Economy
GDP
- Illinois's GDP is $1,148.1 billion (2024) vs New Brunswick's $35.3 billion.
- Illinois' economic output is 32.5 times larger than New Brunswick's.
GDP per capita
- Illinois: $90,330 per person vs New Brunswick: $41,088.
- Illinois' GDP per capita is 2.2 times (120%) higher than New Brunswick's.
Official Websites
Illinois official website · New Brunswick official website
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More Size Comparisons
All Illinois size comparisons · All New Brunswick 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.