The median age in Lewis And Clark Village, MO is 42.8, as per 2021 ACS 5-Year Estimates. Of the total population, 16.96% were under the age of 15, 11.61% aged 15 to 29, 56.25% aged 30 to 64, 13.39% aged 65 to 84, and 1.79% were 85 years of age and older.