State size comparison

compared to

Illinois is about 392 times bigger than Las Vegas.

Las Vegas is approximately 367 sq km, while Illinois is approximately 143,961 sq km, making Illinois 39,084% larger than Las Vegas.
Tip: This to-scale comparison of Las Vegas vs. Illinois uses the Mercator projection, which distorts the size of regions near the poles.
Share
Compare further: Illinois vs. Las Vegas
Flip Comparison · See true size
See Illinois on top of Las Vegas
→
Cost of Living Comparison · 7 categories - 2026 data
Las Vegas is 3.0% cheaper than Illinois
→