$100K in Washington = $98,039 in Seattle
Your $100K salary in Washington (COL 153) has the same purchasing power as $98,039 in Seattle (COL 150). Seattle is cheaper — your money goes 2% further there.
Budget breakdown — $100K in both cities
What $100K actually buys you in each city after taxes and core expenses.
| Expense | Washington $100K | Seattle $100K (same salary) |
|---|---|---|
| Monthly take-home | $5,838 | $6,321 |
| 1BR rent | $3,100 | $2,400 |
| Groceries | $422 | $410 |
| Transport | $100 | $100 |
| Utilities | $190 | $120 |
| Internet | $75 | $65 |
| Left after essentials | $1,951/month | $3,226/month |
Frequently asked questions
What is $100K in Washington equivalent to in Seattle?
$100K in Washington (COL index 153) has the same purchasing power as $98,039 in Seattle (COL index 150). That's 2% less than your current salary.
If I move from Washington to Seattle keeping my $100K salary, will I be better off?
Yes. If you keep earning $100K after moving to Seattle, you'd have $1,275 more per month after core expenses — because Seattle is cheaper than Washington.
How is the salary equivalent calculated?
The equivalent salary is calculated by multiplying your current salary by the ratio of the two cities' overall cost of living indices: $100K × (150 ÷ 153) = $98,039. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Washington to Seattle
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only