$40K in Billings = $49,438 in Baltimore
Your $40K salary in Billings (COL 89) has the same purchasing power as $49,438 in Baltimore (COL 110). Baltimore is more expensive — you'd need 24% more to maintain the same lifestyle.
Budget breakdown — $40K in both cities
What $40K actually buys you in each city after taxes and core expenses.
| Expense | Billings $40K | Baltimore $40K (same salary) |
|---|---|---|
| Monthly take-home | $2,502 | $2,568 |
| 1BR rent | $1,200 | $1,900 |
| Groceries | $369 | $391 |
| Transport | $42 | $88 |
| Utilities | $148 | $175 |
| Internet | $68 | $65 |
| Left after essentials | $675/month | -$51/month |
Frequently asked questions
What is $40K in Billings equivalent to in Baltimore?
$40K in Billings (COL index 89) has the same purchasing power as $49,438 in Baltimore (COL index 110). That's 24% more than your current salary.
If I move from Billings to Baltimore keeping my $40K salary, will I be better off?
Not necessarily. Core expenses in Baltimore are higher, so on the same $40K salary you'd have $726 less per month. You'd need to earn $49,438 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: $40K × (110 ÷ 89) = $49,438. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Billings to Baltimore
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only