$150K in Boise = $124,286 in St. Louis
Your $150K salary in Boise (COL 105) has the same purchasing power as $124,286 in St. Louis (COL 87). St. Louis is cheaper — your money goes 17% further there.
Budget breakdown — $150K in both cities
What $150K actually buys you in each city after taxes and core expenses.
| Expense | Boise $150K | St. Louis $150K (same salary) |
|---|---|---|
| Monthly take-home | $8,219 | $8,356 |
| 1BR rent | $1,600 | $1,300 |
| Groceries | $372 | $369 |
| Transport | $45 | $75 |
| Utilities | $145 | $162 |
| Internet | $60 | $60 |
| Left after essentials | $5,997/month | $6,390/month |
Frequently asked questions
What is $150K in Boise equivalent to in St. Louis?
$150K in Boise (COL index 105) has the same purchasing power as $124,286 in St. Louis (COL index 87). That's 17% less than your current salary.
If I move from Boise to St. Louis keeping my $150K salary, will I be better off?
Yes. If you keep earning $150K after moving to St. Louis, you'd have $393 more per month after core expenses — because St. Louis is cheaper than Boise.
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 × (87 ÷ 105) = $124,286. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Boise to St. Louis
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only