Cost of Living in SeaTac, WA
Overall index: 122 (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 | 139 | +39% | $1,146 |
| Transportation | 109 | +9% | $3.50 |
| Food | 102 | +2% | $418 |
| Utilities | 120 | +20% | $250 |
| Healthcare | 120 | +20% | $181 |
Index 100 = US national average. Higher = more expensive.
Cost breakdown (visual)
Salary Calculator: What do you need to earn in SeaTac?
A single adult living comfortably in SeaTac, WA needs approximately $42,700 / year after taxes.
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Frequently Asked Questions
What is the cost of living in SeaTac, WA?
The overall cost of living in SeaTac, WA is 22% higher than the US national average (index: 122 where 100 = national average).
How much is rent in SeaTac, WA?
Average rent for a 1-bedroom apartment in SeaTac, WA is about $1,146/month.
Is SeaTac, WA expensive to live in?
Yes, SeaTac, WA is considered expensive (index above national average).
What salary do I need to live in SeaTac, WA?
A single adult needs roughly $42,700/year to cover basic living costs in SeaTac, WA.