Cost of Living in Oak Forest, IL
Overall index: 90 (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 | 71 | -29% | $901 |
| Transportation | 103 | +3% | $3.50 |
| Food | 118 | +18% | $484 |
| Utilities | 86 | -14% | $128 |
| Healthcare | 86 | -14% | $92 |
Index 100 = US national average. Higher = more expensive.
Cost breakdown (visual)
Salary Calculator: What do you need to earn in Oak Forest?
A single adult living comfortably in Oak Forest, IL needs approximately $31,500 / year after taxes.
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Frequently Asked Questions
What is the cost of living in Oak Forest, IL?
The overall cost of living in Oak Forest, IL is 10% lower than the US national average (index: 90 where 100 = national average).
How much is rent in Oak Forest, IL?
Average rent for a 1-bedroom apartment in Oak Forest, IL is about $901/month.
Is Oak Forest, IL expensive to live in?
Costs in Oak Forest, IL are roughly in line with the national average.
What salary do I need to live in Oak Forest, IL?
A single adult needs roughly $31,500/year to cover basic living costs in Oak Forest, IL.