$80K in Boulder = $52,727 in St. Louis
Your $80K salary in Boulder (COL 132) has the same purchasing power as $52,727 in St. Louis (COL 87). St. Louis is cheaper — your money goes 34% further there.
Budget breakdown — $80K in both cities
What $80K actually buys you in each city after taxes and core expenses.
| Expense | Boulder $80K | St. Louis $80K (same salary) |
|---|---|---|
| Monthly take-home | $4,763 | $4,743 |
| 1BR rent | $2,300 | $1,300 |
| Groceries | $414 | $369 |
| Transport | $80 | $75 |
| Utilities | $138 | $162 |
| Internet | $68 | $60 |
| Left after essentials | $1,763/month | $2,777/month |
Frequently asked questions
What is $80K in Boulder equivalent to in St. Louis?
$80K in Boulder (COL index 132) has the same purchasing power as $52,727 in St. Louis (COL index 87). That's 34% less than your current salary.
If I move from Boulder to St. Louis keeping my $80K salary, will I be better off?
Yes. If you keep earning $80K after moving to St. Louis, you'd have $1,014 more per month after core expenses — because St. Louis is cheaper than Boulder.
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: $80K × (87 ÷ 132) = $52,727. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Boulder 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