$80K in Topeka = $85,000 in Lafayette
Your $80K salary in Topeka (COL 80) has the same purchasing power as $85,000 in Lafayette (COL 85). Lafayette is more expensive — you'd need 6% 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 | Topeka $80K | Lafayette $80K (same salary) |
|---|---|---|
| Monthly take-home | $4,677 | $4,770 |
| 1BR rent | $940 | $1,100 |
| Groceries | $350 | $361 |
| Transport | $40 | $42 |
| Utilities | $150 | $208 |
| Internet | $55 | $58 |
| Left after essentials | $3,142/month | $3,001/month |
Frequently asked questions
What is $80K in Topeka equivalent to in Lafayette?
$80K in Topeka (COL index 80) has the same purchasing power as $85,000 in Lafayette (COL index 85). That's 6% more than your current salary.
If I move from Topeka to Lafayette keeping my $80K salary, will I be better off?
Not necessarily. Core expenses in Lafayette are higher, so on the same $80K salary you'd have $141 less per month. You'd need to earn $85,000 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 × (85 ÷ 80) = $85,000. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Topeka to Lafayette
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only