Eureka, TX has a population of 312 and is the 22,303rd largest city in the United States. The population density is 131 per sq mi which is 35% higher than the Texas average and 44% higher than the national average. The median age in Eureka is 40 which is approximately 16% higher than the Texas average of 34. In Eureka, 59% of the population over 15 years of age are married, 92% speak English and 8% speak Spanish. 77% of Eureka residents were born in Texas, 21% were born out of state, 0% were born outside of the United States and 2% were foreign born.
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The population density in Eureka is 35% higher than Texas.
The median age in Eureka is 16% higher than Texas.
In Eureka 83.33% of the population is White.
In Eureka 2.56% of the population is Black or African American.