Cost of Living in Johnston, IA
Overall index: 106 (100 = US national average). Data source: US Census ACS 2023 & BLS OEWS 2025, 2025.
Overall Cost of Living Index
Cost Breakdown by Category
| Category | Index | vs US avg | Sample cost |
|---|---|---|---|
| Housing | 99 | -1% | $902 |
| Transportation | 96 | -4% | $3.50 |
| Food | 138 | +38% | $566 |
| Utilities | 100 | +0% | $178 |
| Healthcare | 100 | +0% | $129 |
Index 100 = US national average. Higher = more expensive.
Cost breakdown (visual)
Salary Calculator: What do you need to earn in Johnston?
A single adult living comfortably in Johnston, IA needs approximately $37,100 / year after taxes.
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Frequently Asked Questions
What is the cost of living in Johnston, IA?
The overall cost of living in Johnston, IA is 6% higher than the US national average (index: 106 where 100 = national average).
How much is rent in Johnston, IA?
Average rent for a 1-bedroom apartment in Johnston, IA is about $902/month.
Is Johnston, IA expensive to live in?
Costs in Johnston, IA are roughly in line with the national average.
What salary do I need to live in Johnston, IA?
A single adult needs roughly $37,100/year to cover basic living costs in Johnston, IA.