$150K in Erie = $155,357 in St. Louis
Your $150K salary in Erie (COL 84) has the same purchasing power as $155,357 in St. Louis (COL 87). St. Louis is more expensive — you'd need 4% 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 | Erie $150K | St. Louis $150K (same salary) |
|---|---|---|
| Monthly take-home | $8,556 | $8,356 |
| 1BR rent | $1,100 | $1,300 |
| Groceries | $365 | $369 |
| Transport | $60 | $75 |
| Utilities | $168 | $162 |
| Internet | $62 | $60 |
| Left after essentials | $6,801/month | $6,390/month |
Frequently asked questions
What is $150K in Erie equivalent to in St. Louis?
$150K in Erie (COL index 84) has the same purchasing power as $155,357 in St. Louis (COL index 87). That's 4% more than your current salary.
If I move from Erie to St. Louis keeping my $150K salary, will I be better off?
Not necessarily. Core expenses in St. Louis are higher, so on the same $150K salary you'd have $411 less per month. You'd need to earn $155,357 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 × (87 ÷ 84) = $155,357. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Erie 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