The center of Columbia is located at 39°12.5′N 76°52′W / 39.2083°N 76.867°W / 39.2083; -76.867. Because it is unincorporated, there is confusion over the exact limits of Columbia. In the strictest definition, Columbia comprises only the land governed under covenants by the Columbia Association. This is a considerably smaller area than the census-designated place (CDP) as defined by the United States Census Bureau. The CDP has a total area of 32.2 square miles (83.4 km2), of which 31.9 square miles (82.7 km2) are land and 0.3 square miles (0.7 km2), or 0.80%, are water. The CDP includes a nu...
Source: Wikipedia (as of 04/11/2019). Read more from Wikipedia