Bynum, TX has a population of 225 and is the 23,920th largest city in the United States. The population density is 1,680 per sq mi which is 1633% higher than the Texas average and 1754% higher than the national average. The median age in Bynum is 44 which is approximately 30% higher than the Texas average of 34. In Bynum, 61% of the population over 15 years of age are married, 98% speak English and 2% speak Spanish. 82% of Bynum residents were born in Texas, 16% were born out of state, 0% were born outside of the United States and 2% were foreign born.