Lawton, OK has a population of 96,728 and is the 323rd largest city in the United States. The population density is 1,194 per sq mi which is 2087% higher than the Oklahoma average and 1218% higher than the national average. The median age in Lawton is 31 which is approximately 15% lower than the Oklahoma average of 36. In Lawton, 48% of the population over 15 years of age are married, 90% speak English and 5% speak Spanish. 42% of Lawton residents were born in Oklahoma, 48% were born out of state, 4% were born outside of the United States and 6% were foreign born.