In 2022, the population of Dean was 506, a 1.81% increase year-by-year from 2021. Previously, in 2021, Dean's population was 497, an increase of 0.20% compared to a population of 496 in 2020.
The median age in Dean, TX is 39.5, as per 2021 ACS 5-Year Estimates. Of the total population, 16.18% were under the age of 15, 7.87% aged 15 to 29, 49.44% aged 30 to 64, 24.49% aged 65 to 84, and 2.02% were 85 years of age and older.