Johnston, a city located in the state of Iowa (IA), is home to a population of approximately 23,856 people. Johnston boasts a median age of 37, with around 19.6% of its residents aged 60 or above. 5.2% of the population identifies as US Veterans. 6.6% of Johnston residents are disabled. The city has an average household income of $98,324, while the unemployment rate stands at 2%, and around 10.5% of the population is considered to be living below the poverty level. In terms of housing, the average home value in Johnston is $334,455, with a monthly rent averaging $1,225.