$120K in Boise = $113,143 in Fort Collins
Your $120K salary in Boise (COL 105) has the same purchasing power as $113,143 in Fort Collins (COL 99). Fort Collins is cheaper — your money goes 6% further there.
Budget breakdown — $120K in both cities
What $120K actually buys you in each city after taxes and core expenses.
| Expense | Boise $120K | Fort Collins $120K (same salary) |
|---|---|---|
| Monthly take-home | $6,575 | $6,715 |
| 1BR rent | $1,600 | $1,700 |
| Groceries | $372 | $384 |
| Transport | $45 | $55 |
| Utilities | $145 | $140 |
| Internet | $60 | $65 |
| Left after essentials | $4,353/month | $4,371/month |
Frequently asked questions
What is $120K in Boise equivalent to in Fort Collins?
$120K in Boise (COL index 105) has the same purchasing power as $113,143 in Fort Collins (COL index 99). That's 6% less than your current salary.
If I move from Boise to Fort Collins keeping my $120K salary, will I be better off?
Yes. If you keep earning $120K after moving to Fort Collins, you'd have $18 more per month after core expenses — because Fort Collins is cheaper than Boise.
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: $120K × (99 ÷ 105) = $113,143. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Boise to Fort Collins
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only