Kearney Park, MS has a population of 1,405 and is the 13,078th largest city in the United States. The population density is 523 per sq mi which is 717% higher than the Mississippi average and 477% higher than the national average. The median age in Kearney Park is 33 which is approximately 11% lower than the Mississippi average of 37. In Kearney Park, 47% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 90% of Kearney Park residents were born in Mississippi, 9% were born out of state, 1% were born outside of the United States and 0% were foreign born.