In 2022, the population of Putnam was 67, a 4.69% increase year-by-year from 2021. Previously, in 2021, Putnam's population was 64, an increase of 1.59% compared to a population of 63 in 2020.
The median age in Putnam, TX is 65.0, as per 2021 ACS 5-Year Estimates. Of the total population, 6.98% were under the age of 15, 9.30% aged 15 to 29, 33.72% aged 30 to 64, 50.00% aged 65 to 84, and 0.00% were 85 years of age and older.