In 2023, Marathon, TX had a population of 271 people with a median age of 57.7 and a median household income of $45,100. Between 2022 and 2023 the population of Marathon, TX declined from 275 to 271, a −1.45% decrease and its median household income grew from $42,843 to $45,100, a 5.27% increase.
The 5 largest ethnic groups in Marathon, TX are White (Non-Hispanic) (67.2%), White (Hispanic) (32.8%), Black or African American (Non-Hispanic) (0%), Black or African American (Hispanic) (0%), and American Indian & Alaska Native (Non-Hispanic) (0%).
None of the households in Marathon, TX reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
100% of the residents in Marathon, TX are U.S. citizens.
In 2023, the median property value in Marathon, TX was $143,500, and the homeownership rate was 53.1%.
Most people in Marathon, TX walked to work, and the average commute time was 18.9 minutes. The average car ownership in Marathon, TX was 2 cars per household.