About 72,000 people.

Lafayette sits along the Wabash River in west-central Indiana. It sits across the river from Purdue University, and together the area is a lively center for learning, science, and trains.
Cross the river to see rockets and robots at Purdue University, ride the historic carousel at Columbian Park Zoo, and stroll the shops of the charming downtown.
Just across the Wabash River, Purdue University is famous for training astronauts and engineers. Kids can dream big about space and inventions here.
Columbian Park Zoo has animals and a classic carousel, while the pretty downtown offers friendly shops, cafes, and old brick buildings to admire.