Cost of Living in Arnold, MO
Cost indexes, living wages, and fair market rents — 2024 Data
Cost of Living Overview
Overall Index
111.0
100 = national avg
+11.0 vs national average
Living Wage (1 Adult)
$48,860
per year
Living Wage (Family of 4)
$115,487
per year
Cost Index by Category
Housing111.9
Food107.5
Transportation114.9
Healthcare106.0
Utilities106.9
100 = national average. Higher = more expensive.
Fair Market Rent
Source: HUD1 Bedroom
$995
per month
2 Bedroom
$1,218
per month
The overall cost of living index in Arnold is 111.0, which is 11.0% above the national average. Housing costs are above the national average at an index of 111.9. A single adult needs to earn approximately $48,860 per year to cover basic expenses.