$150K in St. Louis = $177,586 in Tempe
Your $150K salary in St. Louis (COL 87) has the same purchasing power as $177,586 in Tempe (COL 103). Tempe is more expensive — you'd need 18% more to maintain the same lifestyle.
Budget breakdown — $150K in both cities
What $150K actually buys you in each city after taxes and core expenses.
| Expense | St. Louis $150K | Tempe $150K (same salary) |
|---|---|---|
| Monthly take-home | $8,356 | $8,631 |
| 1BR rent | $1,300 | $1,600 |
| Groceries | $369 | $380 |
| Transport | $75 | $55 |
| Utilities | $162 | $210 |
| Internet | $60 | $62 |
| Left after essentials | $6,390/month | $6,324/month |
Frequently asked questions
What is $150K in St. Louis equivalent to in Tempe?
$150K in St. Louis (COL index 87) has the same purchasing power as $177,586 in Tempe (COL index 103). That's 18% more than your current salary.
If I move from St. Louis to Tempe keeping my $150K salary, will I be better off?
Not necessarily. Core expenses in Tempe are higher, so on the same $150K salary you'd have $66 less per month. You'd need to earn $177,586 to maintain the same standard of living.
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: $150K × (103 ÷ 87) = $177,586. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — St. Louis to Tempe
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only