On May 29, 1865, following the conclusion of theAmerican Civil War,enslavedAfrican Americans in the county were notified in Thomaston that they had been emancipated.[4] By the following year, celebrations were held on that date, which continue to this day.[4] It is considered one of the largestEmancipation Day celebrations in Georgia and one of the oldest continuously celebrated ones in the United States.[4]
According to theU.S. Census Bureau, the county has a total area of 328 square miles (850 km2), of which 323 square miles (840 km2) is land and 4.1 square miles (11 km2) (1.3%) is water.[5] Upson County boasts the lowest average summer humidity in the state.
The vast majority of Upson County is located in the UpperFlint River sub-basin of theACF River Basin (Apalachicola-Chattahoochee-Flint River Basin), with just a tiny northeastern corner of the county, north ofYatesville, located in the UpperOcmulgee River sub-basin of theAltamaha River basin.[6]
As of the2020 census, the county had a population of 27,700, 11,173 households, and 6,100 families residing in the county. The median age was 42.7 years. 21.6% of residents were under the age of 18 and 19.7% of residents were 65 years of age or older. For every 100 females there were 90.5 males, and for every 100 females age 18 and over there were 88.0 males age 18 and over. 53.3% of residents lived in urban areas, while 46.7% lived in rural areas.[18][19][20]
There were 11,173 households in the county, of which 29.4% had children under the age of 18 living with them and 33.3% had a female householder with no spouse or partner present. About 29.0% of all households were made up of individuals and 13.2% had someone living alone who was 65 years of age or older.[19]
There were 12,301 housing units, of which 9.2% were vacant. Among occupied housing units, 62.1% were owner-occupied and 37.9% were renter-occupied. The homeowner vacancy rate was 1.7% and the rental vacancy rate was 5.6%.[19]