The Population & Steets in Azelia City, Iowa are important statistics that should be understood by anyone interested in relocating to Azalia. This map shows where people live, as well as what they can expect when they move there. For example, there are 3,981 households with children under the age of 18. Another 16.3% of households were headed by a female householder without a husband. And the rest of the households were headed by individuals. Of the total population, 5.8% of the households were headed by senior citizens.