$100K in Chattanooga = $95,349 in Mobile
Your $100K salary in Chattanooga (COL 86) has the same purchasing power as $95,349 in Mobile (COL 82). Mobile is cheaper — your money goes 5% further there.
Budget breakdown — $100K in both cities
What $100K actually buys you in each city after taxes and core expenses.
| Expense | Chattanooga $100K | Mobile $100K (same salary) |
|---|---|---|
| Monthly take-home | $6,321 | $5,904 |
| 1BR rent | $1,250 | $1,100 |
| Groceries | $357 | $353 |
| Transport | $45 | $38 |
| Utilities | $165 | $172 |
| Internet | $58 | $58 |
| Left after essentials | $4,446/month | $4,183/month |
Frequently asked questions
What is $100K in Chattanooga equivalent to in Mobile?
$100K in Chattanooga (COL index 86) has the same purchasing power as $95,349 in Mobile (COL index 82). That's 5% less than your current salary.
If I move from Chattanooga to Mobile keeping my $100K salary, will I be better off?
Yes. If you keep earning $100K after moving to Mobile, you'd have $-263 more per month after core expenses — because Mobile is cheaper than Chattanooga.
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: $100K × (82 ÷ 86) = $95,349. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Chattanooga to Mobile
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only