Johnston is a medium-sized city located in the state of Iowa. With a population of 24,390 people and six associated neighborhoods, Johnston is the 21st largest community in Iowa. Johnston has seen a significant amount of newer housing growth in recent years. Quite often, new home construction is the result of new residents moving in who are middle class or wealthier, attracted by jobs, a healthy local economy, or other amenities as they leave nearby or far away areas for greener pastures. This seems to be the case in Johnston, where the median household income is $98,324.00.

Johnston real estate is some of the most expensive in Iowa, although Johnston house values don't compare to the most expensive real estate in the U.S.

Also of interest is that Johnston has more people living here who work in computers and math than 95% of the places in the US.

One interesting thing about the economy is that relatively large numbers of people worked from their home: 12.37% of the workforce. While this number may seem small overall, as a fraction of the total workforce this is high compared to the rest of the county. These workers are often telecommuters who work in knowledge-based, white-collar professions. For example, Silicon Valley has large numbers of people who telecommute. Other at-home workers may be self-employed people who operate small businesses out of their homes.

Do you like to read, write and learn? If you move to Johnston, you'll likely find that many of your neighbors like to as well. Johnston is one of the more educated communities in America, with a full 54.39% of its adults having a college degree or even advanced degree, compared to a national average across all communities of 21.84%.

The per capita income in Johnston in 2022 was $53,197, which is wealthy relative to Iowa and the nation. This equates to an annual income of $212,788 for a family of four. However, Johnston contains both very wealthy and poor people as well.

Johnston is a very ethnically-diverse city. The people who call Johnston home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Johnston residents report their race to be White, followed by Black or African-American. Important ancestries of people in Johnston include German, Irish, English, Norwegian, and Liberian.

The most common language spoken in Johnston is English. Other important languages spoken here include Slavic languages and Serbo-Croatian.