The map above shows Illinois and US Virgin Islands side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Illinois vs US Virgin Islands Geography
Land area: Illinois has a land area of 55,513 square miles (143,778 km²), while US Virgin Islands has 134 square miles (346 km²). Illinois' land area is 415.5 times larger than US Virgin Islands'.
Total area: Illinois: 57,913 square miles (149,995 km²) vs US Virgin Islands: 737 square miles (1,910 km²), including inland and coastal water. Illinois' total area is 78.5 times larger than US Virgin Islands'.
Length: Illinois is 390 miles (628 km) long from north to south; US Virgin Islands is 47 miles (76 km). Illinois' north-south length is 8.3 times (730%) longer than US Virgin Islands'.
Width: Illinois spans 283 miles (456 km) east to west; US Virgin Islands spans 52 miles (83 km). Illinois' east-west width is 5.4 times (444%) wider than US Virgin Islands'.
Highest point: Illinois's highest point is Charles Mound at 1,232 feet (376 m); US Virgin Islands's is Crown Mountain at 1,555 feet (474 m). Crown Mountain is 323 feet higher than Charles Mound.
Lowest point: Illinois's lowest point is Mississippi River at 292 feet; US Virgin Islands's is Caribbean Sea at 0 feet. US Virgin Islands's lowest point is 292 feet lower.
Illinois vs US Virgin Islands Population and History
Population: Illinois has a population of 12,710,158 (2024), while US Virgin Islands has 87,146 (2020). Illinois' population is 145.8 times larger than US Virgin Islands'.
Population density: Illinois: 229.0 people per square mile vs US Virgin Islands: 650.3. US Virgin Islands' population density is 2.8 times (184%) higher than Illinois'.
History: Illinois: Admitted to the Union on December 3, 1818, as the 21st state. US Virgin Islands: A US territory since 1917, purchased from Denmark. In its current form, Illinois is the older of the two by 99 years.
Official Websites
Illinois official website · US Virgin Islands official website
More Size Comparisons
All Illinois size comparisons · All US Virgin Islands 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.