The total population of Lake City is estimated to be 53 with 32 males (60.38%) and 21 females (39.62%). There are 11 less females than males in Lake City.
In 2022, the population of Lake City was 42, a 0.00% decrease year-by-year from 2021. Previously, in 2021, Lake City's population was 42, a decline of 0.00% compared to a population of 42 in 2020.
The median age in Lake City, SD is 62.5, as per 2021 ACS 5-Year Estimates. Of the total population, 12.50% were under the age of 15, 2.08% aged 15 to 29, 43.75% aged 30 to 64, 41.67% aged 65 to 84, and 0.00% were 85 years of age and older.