The total population of Cumberland City is estimated to be 363 with 187 males (51.52%) and 176 females (48.48%). There are 11 less females than males in Cumberland City.
In 2022, the population of Cumberland City was 314, a 0.64% increase year-by-year from 2021. Previously, in 2021, Cumberland City's population was 312, an increase of 0.97% compared to a population of 309 in 2020.
The median age in Cumberland City, TN is 31.2, as per 2021 ACS 5-Year Estimates. Of the total population, 40.32% were under the age of 15, 8.53% aged 15 to 29, 39.17% aged 30 to 64, 9.45% aged 65 to 84, and 2.53% were 85 years of age and older.