The total population of Spearsville is estimated to be 167 with 109 males (65.27%) and 58 females (34.73%). There are 51 less females than males in Spearsville.
In 2022, the population of Spearsville was 122, a 2.40% decrease year-by-year from 2021. Previously, in 2021, Spearsville's population was 125, a decline of 0.79% compared to a population of 126 in 2020.
The median age in Spearsville, LA is 41.2, as per 2021 ACS 5-Year Estimates. Of the total population, 20.25% were under the age of 15, 21.52% aged 15 to 29, 39.87% aged 30 to 64, 17.09% aged 65 to 84, and 1.27% were 85 years of age and older.