Gibson, AR has a population of 5,071 and is the 6,407th largest city in the United States. The population density is 1,067 per sq mi which is 1823% higher than the Arkansas average and 1077% higher than the national average. The median age in Gibson is 33 which is approximately 12% lower than the Arkansas average of 38. In Gibson, 56% of the population over 15 years of age are married, 99% speak English and 0% speak Spanish. 65% of Gibson residents were born in Arkansas, 32% were born out of state, 2% were born outside of the United States and 1% were foreign born.