How many US Presidents were born in Illinois?

Three US Presidents were born in Illinois: Abraham Lincoln, Ulysses S. Grant, and Barack Obama. Lincoln, the 16th President, was born in Hodgenville, Kentucky, but moved to Illinois at a young age. Grant, the 18th President, was born in Point Pleasant, Ohio, but considered Illinois his home state. Obama, the 44th President, was born in Honolulu, Hawaii, but began his political career in Illinois.