South Oxford is an unorganized territory located in Oxford County, Maine, United States. The population was 515 at the 2000 census. The unorganized territory encompasses the areas designated under state law as Albany Township, Mason Township, and Batchelder's Grant. Albany and Mason were formerly incorporated as towns. Albany disincorporated in 1937 while Mason disincorporated in 1935.
Most of the unorganized territory lies within the White Mountain National Forest.
According to the United States Census Bureau, the unorganized territory has a total area of 95.7 square miles (247.8 km²), of which, 94.9 square miles (245.9 km²) of it is land and 0.7 square miles (1.9 km²) of it (0.76%) is water.
As of the census of 2000, there were 515 people, 206 households, and 138 families residing in the unorganized territory. The population density was 5.4 people per square mile (2.1/km²). There were 463 housing units at an average density of 4.9/sq mi (1.9/km²). The racial makeup of the unorganized territory was 96.70% White, 1.17% Native American, 0.39% Asian, 0.39% from other races, and 1.36% from two or more races. Hispanic or Latino of any race were 0.78% of the population.
There were 206 households out of which 31.1% had children under the age of 18 living with them, 55.8% were married couples living together, 5.8% had a female householder with no husband present, and 33.0% were non-families. 21.4% of all households were made up of individuals and 9.2% had someone living alone who was 65 years of age or older. The average household size was 2.50 and the average family size was 2.88.