In 2022, the population of Windom was 195, a 0.52% increase year-by-year from 2021. Previously, in 2021, Windom's population was 194, an increase of 1.57% compared to a population of 191 in 2020.
The median age in Windom, TX is 55.0, as per 2021 ACS 5-Year Estimates. Of the total population, 17.69% were under the age of 15, 7.69% aged 15 to 29, 54.62% aged 30 to 64, 16.15% aged 65 to 84, and 3.85% were 85 years of age and older.