Moultrie, GA. MSA. In 2021, Tifton, GA had a population of 41.1k people with a median age of 35.9 and a median income of $46,245. Between 2020 and 2021 the population of Tifton, GA grew from 40,590 to 41,148, a 1.37% increase and its median income grew from $44,827 to $46,245, a 3.16% increase.