Cost of Living in Johnston, IA
Cost indexes, living wages, and fair market rents — 2024 Data
Cost of Living Overview
Overall Index
153.0
100 = national avg
+53.0 vs national average
Living Wage (1 Adult)
$67,332
per year
Living Wage (Family of 4)
$159,148
per year
Cost Index by Category
Housing173.4
Food129.1
Transportation158.1
Healthcare123.2
Utilities132.1
100 = national average. Higher = more expensive.
Fair Market Rent
Source: HUD1 Bedroom
$1,109
per month
2 Bedroom
$1,318
per month
The overall cost of living index in Johnston is 153.0, which is 53.0% above the national average. Housing costs are above the national average at an index of 173.4. A single adult needs to earn approximately $67,332 per year to cover basic expenses.