$80K in Louisville = $77,273 in Lafayette
Your $80K salary in Louisville (COL 88) has the same purchasing power as $77,273 in Lafayette (COL 85). Lafayette is cheaper — your money goes 3% further there.
Budget breakdown — $80K in both cities
What $80K actually buys you in each city after taxes and core expenses.
| Expense | Louisville $80K | Lafayette $80K (same salary) |
|---|---|---|
| Monthly take-home | $4,790 | $4,770 |
| 1BR rent | $1,300 | $1,100 |
| Groceries | $361 | $361 |
| Transport | $60 | $42 |
| Utilities | $162 | $208 |
| Internet | $60 | $58 |
| Left after essentials | $2,847/month | $3,001/month |
Frequently asked questions
What is $80K in Louisville equivalent to in Lafayette?
$80K in Louisville (COL index 88) has the same purchasing power as $77,273 in Lafayette (COL index 85). That's 3% less than your current salary.
If I move from Louisville to Lafayette keeping my $80K salary, will I be better off?
Yes. If you keep earning $80K after moving to Lafayette, you'd have $154 more per month after core expenses — because Lafayette is cheaper than Louisville.
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 × (85 ÷ 88) = $77,273. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Louisville to Lafayette
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only