Phillipsburg is an unincorporated community and census-designated place (CDP) in Tift County, Georgia, United States.

[5] According to the United States Census Bureau, the CDP has a total area of 0.3 square mile (0.8 km2), all land.

In the 1950 U.S. Census, Phillipsburg was part of the census-defined Unionville-Phillipsburg unincorporated place with population of 2,770.

[12] In the 1960 U.S. Census, the two communities were separated with Phillipsburg listed as an unincorporated place with a population of 2,037.

[15] As of the 2020 United States census, there were 640 people, 393 households, and 312 families residing in the CDP.