Crystal Lake, IA has a population of 202 and is the 24,394th largest city in the United States. The population density is 793 per sq mi which is 1351% higher than the Iowa average and 775% higher than the national average. The median age in Crystal Lake is 53 which is approximately 40% higher than the Iowa average of 38. In Crystal Lake, 57% of the population over 15 years of age are married, 98% speak English and 2% speak Spanish. 87% of Crystal Lake residents were born in Iowa, 12% were born out of state, 0% were born outside of the United States and 1% were foreign born.
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The population density in Crystal Lake is 1351% higher than Iowa.
The median age in Crystal Lake is 40% higher than Iowa.
In Crystal Lake 99.51% of the population is White.
In Crystal Lake 0.00% of the population is Black or African American.