Laurens, IA has a population of 1,272 and is the 13,672nd largest city in the United States. The population density is 1,738 per sq mi which is 3081% higher than the Iowa average and 1818% higher than the national average. The median age in Laurens is 49 which is approximately 29% higher than the Iowa average of 38. In Laurens, 63% of the population over 15 years of age are married, 98% speak English and 1% speak Spanish. 75% of Laurens residents were born in Iowa, 23% were born out of state, 1% were born outside of the United States and 1% were foreign born.