Elkhart Lake, WI has a population of 1,046 and is the 14,867th largest city in the United States. The population density is 817 per sq mi which is 834% higher than the Wisconsin average and 801% higher than the national average. The median age in Elkhart Lake is 49 which is approximately 26% higher than the Wisconsin average of 39. In Elkhart Lake, 58% of the population over 15 years of age are married, 98% speak English and 1% speak Spanish. 83% of Elkhart Lake residents were born in Wisconsin, 16% were born out of state, 0% were born outside of the United States and 1% were foreign born.