$100K in Wilmington = $93,548 in Columbia
Your $100K salary in Wilmington (COL 93) has the same purchasing power as $93,548 in Columbia (COL 87). Columbia is cheaper — your money goes 6% further there.
Budget breakdown — $100K in both cities
What $100K actually buys you in each city after taxes and core expenses.
| Expense | Wilmington $100K | Columbia $100K (same salary) |
|---|---|---|
| Monthly take-home | $5,946 | $5,804 |
| 1BR rent | $1,550 | $1,250 |
| Groceries | $372 | $361 |
| Transport | $45 | $45 |
| Utilities | $158 | $152 |
| Internet | $62 | $60 |
| Left after essentials | $3,759/month | $3,936/month |
Frequently asked questions
What is $100K in Wilmington equivalent to in Columbia?
$100K in Wilmington (COL index 93) has the same purchasing power as $93,548 in Columbia (COL index 87). That's 6% less than your current salary.
If I move from Wilmington to Columbia keeping my $100K salary, will I be better off?
Yes. If you keep earning $100K after moving to Columbia, you'd have $177 more per month after core expenses — because Columbia is cheaper than Wilmington.
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 × (87 ÷ 93) = $93,548. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Wilmington to Columbia
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only