| 1 Columbia Place | |
| Location: | 401 West A Street San Diego, California 92101 |
| Coordinates: | 32.7183°N -117.1669°W |
| Completion Date: | 1982 |
| Building Type: | Office building |
| Antenna Spire: | None |
| Roof: | 379feet |
| Floor Count: | 27 |
| Developer: | Doug Manchester |
| Management: | Regent PM |
1 Columbia Place, originally named the Columbia Centre,[1] is an office building in San Diego, California. It is the 18th tallest building in San Diego and a prominent fixture in the city's skyline. Atop the skyscraper is a flagpole flying the largest United States flag in the San Diego skyline.[2]
It is high and is located in the Core district of downtown San Diego. It occupies the full block between West A Street, West B Street, Columbia Street and State Street.[3] It has 27 stories above ground and three below ground.
The steel-and-glass building utilizes the modern architectural style and has a six-story atrium. Built in 1982 by developer Doug Manchester, it was renovated in 1993[4] and 1997. In 2004 it was designated an Energy Star building.