Cost of Living in Ottawa, IL
Overall index: 71 (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 | 41 | -59% | $645 |
| Transportation | 105 | +5% | $3.50 |
| Food | 98 | -2% | $402 |
| Utilities | 71 | -29% | $74 |
| Healthcare | 71 | -29% | $53 |
Index 100 = US national average. Higher = more expensive.
Cost breakdown (visual)
Salary Calculator: What do you need to earn in Ottawa?
A single adult living comfortably in Ottawa, IL needs approximately $24,850 / year after taxes.
Already earning a salary somewhere else? Compare it directly:
Frequently Asked Questions
What is the cost of living in Ottawa, IL?
The overall cost of living in Ottawa, IL is 29% lower than the US national average (index: 71 where 100 = national average).
How much is rent in Ottawa, IL?
Average rent for a 1-bedroom apartment in Ottawa, IL is about $645/month.
Is Ottawa, IL expensive to live in?
No, Ottawa, IL is affordable (below national average).
What salary do I need to live in Ottawa, IL?
A single adult needs roughly $24,850/year to cover basic living costs in Ottawa, IL.