Federal data on flood, climate, radon, air quality and more. Free preview for any address in Johnston. $49 full report.
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Johnston sits in a genuinely solid economic position compared to most Midwestern communities. The median household income of $78,827 puts residents well above national averages, and that financial stability shows in the 67% owner-occupancy rate. Home values around $232,000 remain accessible for most buyers while reflecting the area's desirability. With over a third of the population holding bachelor's degrees or higher, you're looking at an educated community that tends to invest in schools and local infrastructure.
The natural hazard profile here is about as benign as it gets. Earthquake risk is essentially nonexistent—three minor tremors in a decade barely registers on any homeowner's radar. The real consideration is radon, which sits at Zone 1 (high potential). This isn't unusual for Iowa, but it means proper testing and mitigation systems are standard practice and shouldn't surprise anyone familiar with the region. Most homes handle this without major expense.
Demographically, Johnston reflects a prosperous suburban character—the kind of place where people are buying for stability rather than speculation. The combination of strong incomes, reasonable property values, and low natural disaster risk makes it attractive for families and long-term owners who value predictability over excitement.
Tonight: 70°F — Partly Cloudy. Wind 3 to 8 mph E.
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