$40K in Jacksonville = $41,720 in Charleston
Your $40K salary in Jacksonville (COL 93) has the same purchasing power as $41,720 in Charleston (COL 97). Charleston is more expensive — you'd need 4% 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 | Jacksonville $40K | Charleston $40K (same salary) |
|---|---|---|
| Monthly take-home | $2,728 | $2,522 |
| 1BR rent | $1,650 | $1,900 |
| Groceries | $365 | $376 |
| Transport | $50 | $55 |
| Utilities | $190 | $162 |
| Internet | $62 | $63 |
| Left after essentials | $411/month | -$34/month |
Frequently asked questions
What is $40K in Jacksonville equivalent to in Charleston?
$40K in Jacksonville (COL index 93) has the same purchasing power as $41,720 in Charleston (COL index 97). That's 4% more than your current salary.
If I move from Jacksonville to Charleston keeping my $40K salary, will I be better off?
Not necessarily. Core expenses in Charleston are higher, so on the same $40K salary you'd have $445 less per month. You'd need to earn $41,720 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 × (97 ÷ 93) = $41,720. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Jacksonville to Charleston
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only