In 2022, the population of Lilly was 126, a 0.79% decrease year-by-year from 2021. Previously, in 2021, Lilly's population was 127, a decline of 2.31% compared to a population of 130 in 2020.
The median age in Lilly, GA is 37.9, as per 2021 ACS 5-Year Estimates. Of the total population, 13.76% were under the age of 15, 27.52% aged 15 to 29, 41.28% aged 30 to 64, 17.43% aged 65 to 84, and 0.00% were 85 years of age and older.