Banks Springs is an unincorporated community and census-designated place (CDP) in Caldwell Parish, Louisiana, United States. As of the 2020 census it had a population of 1136. It is located near the center of Caldwell Parish south of Columbia, the parish seat, and north of Grayson. The CDP includes the neighborhood of Columbia Heights. U.S. Route 165 passes through the center of Banks Springs, leading north to Monroe and southwest to Alexandria. Demographics References Census-designated places in Louisiana Census-designated places in Caldwell Parish, Louisiana