$40K in Fort Lauderdale = $35,000 in Boise
Your $40K salary in Fort Lauderdale (COL 120) has the same purchasing power as $35,000 in Boise (COL 105). Boise is cheaper — your money goes 12% further there.
Budget breakdown — $40K in both cities
What $40K actually buys you in each city after taxes and core expenses.
| Expense | Fort Lauderdale $40K | Boise $40K (same salary) |
|---|---|---|
| Monthly take-home | $2,728 | $2,535 |
| 1BR rent | $2,600 | $1,600 |
| Groceries | $407 | $372 |
| Transport | $112 | $45 |
| Utilities | $195 | $145 |
| Internet | $70 | $60 |
| Left after essentials | -$656/month | $313/month |
Frequently asked questions
What is $40K in Fort Lauderdale equivalent to in Boise?
$40K in Fort Lauderdale (COL index 120) has the same purchasing power as $35,000 in Boise (COL index 105). That's 12% less than your current salary.
If I move from Fort Lauderdale to Boise keeping my $40K salary, will I be better off?
Yes. If you keep earning $40K after moving to Boise, you'd have $969 more per month after core expenses — because Boise is cheaper than Fort Lauderdale.
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 × (105 ÷ 120) = $35,000. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Fort Lauderdale to Boise
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only