Lawton, IA has a population of 900 and is the 15,793rd largest city in the United States. The population density is 1,261 per sq mi which is 2208% higher than the Iowa average and 1292% higher than the national average. The median age in Lawton is 40 which is approximately 4% higher than the Iowa average of 38. In Lawton, 65% of the population over 15 years of age are married, 99% speak English and 0% speak Spanish. 77% of Lawton residents were born in Iowa, 21% were born out of state, 0% were born outside of the United States and 2% were foreign born.