Basic information about the Columbia County
The Columbia County is located in the state of Georgia. This county occupies 309 square miles, with 18 square miles being water areas. There are 124.053 inhabitants living in the county according to the 2010 Census. As for the racial makeup of Columbia County citizens, the 3 largest groups are White (76.47%), followed by Black or African American (14.86%) and Asian (3.84%). There are 44.898 households in the county, while 77,60% of them are family households and 22,40% represent non family households. There are 4 cities and towns in Columbia County. The most populated city is Martinez CDP and the smallest town or village is Harlem city.