The total population of Marietta is estimated to be 103 with 64 males (62.14%) and 39 females (37.86%). There are 25 less females than males in Marietta.
In 2022, the population of Marietta was 110, a 0.90% decrease year-by-year from 2021. Previously, in 2021, Marietta's population was 111, a decline of 0.00% compared to a population of 111 in 2020.
The median age in Marietta, TX is 45.1, as per 2021 ACS 5-Year Estimates. Of the total population, 15.29% were under the age of 15, 18.82% aged 15 to 29, 45.88% aged 30 to 64, 18.82% aged 65 to 84, and 1.18% were 85 years of age and older.
Racial distribution of Marietta population: 72.94% are White, 4.71% are Black or African American, 1.18% are Asian, 16.47% are some other race and 4.71% are multiracial.