6.4% of the population. Of the 69,819 households, 34.6% had children under the age of 18 living with them, 44.7% were married couples living together, 19.6% had a female householder with no husband present, and 31.7% were notfamilies; 26.7% of all households were made up of individuals, and 9.4% had someone living alone who was 65 years of age or older. The average household size was 2.54 and the average family size was 3.08. In the city, the population was distributed as 25.6% under the age of 18, 11.9% from 18 to 24, 29.8% from 25 to 44, 19.7% from 45 to 64, and 11.6% who were 65 years of age or older. The median age was 33 years. For every 100 females, there were 94.7 males. For every 100 females age 18 and over, there were 91.6 males. The median income for a household in the city was $41,331, and for a family was 41,244. Males had a median income of $30,238 versus $24,336 for females. The per capita income for the city was $22,514. About 12.8% of families and 15.7% of the population were below the poverty line, including 22.0% of those under age 18 and 12.1% of those age 65 or over. Religion Columbus has roughly 200 Christian churches, with the Southern Baptist Convention being the largest denomination by number of churches. Columbus is also home to three Kingdom Halls for Jehovah's Witnesses, and one Greek Orthodox Church. Other religions are represented by two synagogues, two Seventh-day Adventist churches, three mosques, a Hindu temple (the latter two reflecting an increasing number of immigrants in the region from Asia), and a Unitarian Universalist congregation. Economy Companies headquartered in Columbus include Aflac, TSYS, Realtree, Synovus, and the W. C. Bradley Co. Top employers According to Columbus' 2017 Comprehensive Annual Financial Report, the top employers in the city are: Arts and culture Points of interest Museums Founded in 1953, the Columbus Museum (accredited by the American Alliance of Museums) contains artifacts of regional history and works of American art. It mounts displays from its permanent collection, as well as temporary exhibitions. It is the largest art and history museum in Georgia. Moved from its previous location in Lumpkin, Columbus is now home to Historic Westville. With 17 buildings currently on site and interpreters throughout the village (such as a blacksmith and carpenter), guests can to go on self-guided tours learning