$40K in Jacksonville = $35,269 in Mobile
Your $40K salary in Jacksonville (COL 93) has the same purchasing power as $35,269 in Mobile (COL 82). Mobile 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 | Jacksonville $40K | Mobile $40K (same salary) |
|---|---|---|
| Monthly take-home | $2,728 | $2,562 |
| 1BR rent | $1,650 | $1,100 |
| Groceries | $365 | $353 |
| Transport | $50 | $38 |
| Utilities | $190 | $172 |
| Internet | $62 | $58 |
| Left after essentials | $411/month | $841/month |
Frequently asked questions
What is $40K in Jacksonville equivalent to in Mobile?
$40K in Jacksonville (COL index 93) has the same purchasing power as $35,269 in Mobile (COL index 82). That's 12% less than your current salary.
If I move from Jacksonville to Mobile keeping my $40K salary, will I be better off?
Yes. If you keep earning $40K after moving to Mobile, you'd have $430 more per month after core expenses — because Mobile is cheaper than Jacksonville.
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 × (82 ÷ 93) = $35,269. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Jacksonville to Mobile
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only