$80K in Charleston = $122,062 in San Diego
Your $80K salary in Charleston (COL 97) has the same purchasing power as $122,062 in San Diego (COL 148). San Diego is more expensive — you'd need 53% more to maintain the same lifestyle.
Budget breakdown — $80K in both cities
What $80K actually buys you in each city after taxes and core expenses.
| Expense | Charleston $80K | San Diego $80K (same salary) |
|---|---|---|
| Monthly take-home | $4,643 | $4,437 |
| 1BR rent | $1,900 | $2,600 |
| Groceries | $376 | $414 |
| Transport | $55 | $100 |
| Utilities | $162 | $130 |
| Internet | $63 | $65 |
| Left after essentials | $2,087/month | $1,128/month |
Frequently asked questions
What is $80K in Charleston equivalent to in San Diego?
$80K in Charleston (COL index 97) has the same purchasing power as $122,062 in San Diego (COL index 148). That's 53% more than your current salary.
If I move from Charleston to San Diego keeping my $80K salary, will I be better off?
Not necessarily. Core expenses in San Diego are higher, so on the same $80K salary you'd have $959 less per month. You'd need to earn $122,062 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: $80K × (148 ÷ 97) = $122,062. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Charleston to San Diego
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only