Newkirk, OK has a population of 2,367 and is the 10,117th largest city in the United States. The population density is 1,797 per sq mi which is 3192% higher than the Oklahoma average and 1883% higher than the national average. The median age in Newkirk is 40 which is approximately 10% higher than the Oklahoma average of 36. In Newkirk, 56% of the population over 15 years of age are married, 96% speak English and 2% speak Spanish. 56% of Newkirk residents were born in Oklahoma, 42% were born out of state, 1% were born outside of the United States and 1% were foreign born.