About 150,000 people.

Naperville is a cheerful city near Chicago that is often named one of the best places in America to raise a family. It has excellent schools and a famous walking path along the river.
You can walk the lovely Riverwalk with its fountains and covered bridges, explore pioneer history at Naper Settlement, or play at Centennial Beach, a giant swimming spot made from an old quarry.
The Naperville Riverwalk is a beautiful brick path along the DuPage River with fountains, flowers, and quiet spots to feed the ducks.
Naper Settlement is an outdoor history museum where kids can see old-time homes and shops and imagine life long ago.