About 105,000 people.

Columbia is a planned town built around pretty lakes and lots of green space. It was designed so neighbors could live close to parks, paths, and each other.
You can rent a boat on Lake Kittamaqundi, bike the many walking trails, and enjoy an outdoor concert at the Merriweather Post Pavilion.
Columbia is filled with lakes and shady paths that connect its neighborhoods. It is a great place to ride bikes, feed the ducks, and have a picnic.
The Merriweather Post Pavilion is a famous outdoor stage where big shows happen all summer. Families spread blankets on the lawn and enjoy the music together.