$40K in Chicago = $35,140 in Rochester
Your $40K salary in Chicago (COL 107) has the same purchasing power as $35,140 in Rochester (COL 94). Rochester is cheaper — your money goes 12% further there.
Budget breakdown — $40K in both cities
What $40K actually buys you in each city after taxes and core expenses.
| Expense | Chicago $40K | Rochester $40K (same salary) |
|---|---|---|
| Monthly take-home | $2,565 | $2,398 |
| 1BR rent | $1,900 | $1,400 |
| Groceries | $388 | $380 |
| Transport | $105 | $55 |
| Utilities | $165 | $168 |
| Internet | $65 | $62 |
| Left after essentials | -$58/month | $333/month |
Frequently asked questions
What is $40K in Chicago equivalent to in Rochester?
$40K in Chicago (COL index 107) has the same purchasing power as $35,140 in Rochester (COL index 94). That's 12% less than your current salary.
If I move from Chicago to Rochester keeping my $40K salary, will I be better off?
Yes. If you keep earning $40K after moving to Rochester, you'd have $391 more per month after core expenses — because Rochester is cheaper than Chicago.
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 × (94 ÷ 107) = $35,140. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Chicago to Rochester
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only