The map above shows Illinois and Vermont side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Illinois vs Vermont Geography
Land area
- Illinois has a land area of 55,513 square miles (143,778 km²), while Vermont has 9,217 square miles (23,873 km²).
- Illinois' land area is 6.0 times (502%) larger than Vermont's.
Total area
- Illinois: 57,913 square miles (149,995 km²) vs Vermont: 9,615 square miles (24,903 km²), including inland and coastal water.
- Illinois' total area is 6.0 times (502%) larger than Vermont's.
Length
- Illinois is 390 miles (628 km) long from north to south; Vermont is 165 miles (265 km).
- Illinois' north-south length is 2.4 times (136%) longer than Vermont's.
Width
- Illinois spans 283 miles (456 km) east to west; Vermont spans 113 miles (181 km).
- Illinois' east-west width is 2.5 times (150%) wider than Vermont's.
Highest point
- Illinois's highest point is Charles Mound at 1,232 feet (376 m); Vermont's is Mount Mansfield at 4,384 feet (1,336 m).
- Mount Mansfield is 3,152 feet higher than Charles Mound.
Lowest point
- Illinois's lowest point is Mississippi River at 292 feet; Vermont's is Lake Champlain at 95 feet.
- Vermont's lowest point is 197 feet lower.
Illinois vs Vermont Population and History
Population
- Illinois has a population of 12,710,158 (2024), while Vermont has 648,493 (2024).
- Illinois' population is 19.6 times larger than Vermont's.
Population density
- Illinois: 229.0 people per square mile vs Vermont: 70.4.
- Illinois' population density is 3.3 times (225%) higher than Vermont's.
Biggest city
- Illinois's biggest city is Chicago with 2,721,308 people; Vermont's is Burlington with 44,432.
- Chicago's population is 61.2 times larger than Burlington's.
Largest metro area
- Illinois's largest metropolitan area is Chicago-Naperville-Elgin, IL-IN metro area (9,408,576 people) vs Vermont's Burlington-South Burlington, VT metro area (229,445).
- Chicago-Naperville-Elgin, IL-IN metro area's population is 41.0 times larger than Burlington-South Burlington, VT metro area's.
History
- Illinois: Admitted to the Union on December 3, 1818, as the 21st state.
- Vermont: Admitted to the Union on March 4, 1791, as the 14th state.
- In its current form, Vermont is the older of the two by 27 years.
Illinois vs Vermont Economy
GDP
- Illinois's GDP is $1,148.1 billion (2024) vs Vermont's $46.3 billion.
- Illinois' economic output is 24.8 times larger than Vermont's.
GDP per capita
- Illinois: $90,330 per person vs Vermont: $71,359.
- Illinois' GDP per capita is 1.3 times (27%) higher than Vermont's.
Average income
- Illinois: $74,522 vs Vermont: $71,287 average income per person (per capita personal income).
- Illinois and Vermont have about the same average income.
Illinois vs Vermont Counties
Number of counties
- Illinois has 102 counties, while Vermont has 14.
- Illinois' county count is 7.3 times (629%) higher than Vermont's.
Biggest county by area
- Illinois's largest county is McLean County at 1,183 square miles; Vermont's is Windsor County at 969 square miles.
- McLean County's land area is 1.2 times (22%) larger than Windsor County's.
Smallest county by area
- Illinois: Putnam County (160 sq mi) vs Vermont: Grand Isle County (82 sq mi).
- Putnam County's land area is 2.0 times (96%) larger than Grand Isle County's.
Most populous county
- Illinois: Cook County (5,182,617 people) vs Vermont: Chittenden County (170,851 people).
- Cook County's population is 30.3 times larger than Chittenden County's.
Least populous county
- Illinois: Hardin County (3,550 people) vs Vermont: Essex County (6,037 people).
- Essex County's population is 1.7 times (70%) larger than Hardin County's.
Richest county
- Illinois: Cumberland County ($104,890 per capita income) vs Vermont: Chittenden County ($80,533).
- Cumberland County's income is 1.3 times (30%) richer than Chittenden County's.
Poorest county
- Illinois: Lawrence County ($43,606 per capita income) vs Vermont: Essex County ($50,712).
- Essex County's income is 1.2 times (16%) richer than Lawrence County's.
Illinois vs Vermont Taxes
State income tax
- Illinois has a top income tax rate of 4.95%, while Vermont has a top income tax rate of 8.75%.
- Vermont's top rate is 3.8 percentage points higher.
Property tax
- Illinois: 1.92% effective rate vs Vermont: 1.42% of home value per year.
- Illinois's rate is 0.5 percentage points higher.
Sales tax
- Illinois: 8.98% combined state and average local rate vs Vermont: 6.43%.
- Illinois's combined rate is 2.55 percentage points higher.
Official Websites
Illinois official website · Vermont official website
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More Size Comparisons
All Illinois size comparisons · All Vermont 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.