Dumas is a somewhat small city located in the state of Texas. With a population of 14,166 people and four associated neighborhoods, Dumas is the 198th largest community in Texas.

In Dumas, just 10.88% of people have at least a bachelor's degree, which is quite a bit lower than the national average for cities and towns of 21.84%.

The per capita income in Dumas in 2022 was $25,943, which is lower middle income relative to Texas and the nation. This equates to an annual income of $103,772 for a family of four. However, Dumas contains both very wealthy and poor people as well.

Dumas is an extremely ethnically-diverse city. The people who call Dumas home describe themselves as belonging to a variety of racial and ethnic groups. People of Hispanic or Latino origin are the most prevalent group in Dumas, accounting for 58.92% of the city’s residents (people of Hispanic or Latino origin can be of any race). The greatest number of Dumas residents report their race to be White, followed by Black or African-American. Important ancestries of people in Dumas include German, English, African, Irish, and French.

Foreign born people are also an important part of Dumas's cultural character, accounting for 21.49% of the city’s population.

The most common language spoken in Dumas is English. Other important languages spoken here include Spanish and Other Asian languages.