$120K in Charleston = $107,629 in Baton Rouge
Your $120K salary in Charleston (COL 97) has the same purchasing power as $107,629 in Baton Rouge (COL 87). Baton Rouge is cheaper — your money goes 10% further there.
Budget breakdown — $120K in both cities
What $120K actually buys you in each city after taxes and core expenses.
| Expense | Charleston $120K | Baton Rouge $120K (same salary) |
|---|---|---|
| Monthly take-home | $6,535 | $6,725 |
| 1BR rent | $1,900 | $1,200 |
| Groceries | $376 | $365 |
| Transport | $55 | $45 |
| Utilities | $162 | $212 |
| Internet | $63 | $60 |
| Left after essentials | $3,979/month | $4,843/month |
Frequently asked questions
What is $120K in Charleston equivalent to in Baton Rouge?
$120K in Charleston (COL index 97) has the same purchasing power as $107,629 in Baton Rouge (COL index 87). That's 10% less than your current salary.
If I move from Charleston to Baton Rouge keeping my $120K salary, will I be better off?
Yes. If you keep earning $120K after moving to Baton Rouge, you'd have $864 more per month after core expenses — because Baton Rouge is cheaper than Charleston.
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: $120K × (87 ÷ 97) = $107,629. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Charleston to Baton Rouge
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only