$80K in Trenton = $80,000 in Boise
Your $80K salary in Trenton (COL 105) has the same purchasing power as $80,000 in Boise (COL 105). Boise is more expensive — you'd need 0% 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 | Trenton $80K | Boise $80K (same salary) |
|---|---|---|
| Monthly take-home | $4,457 | $4,670 |
| 1BR rent | $1,700 | $1,600 |
| Groceries | $395 | $372 |
| Transport | $80 | $45 |
| Utilities | $215 | $145 |
| Internet | $68 | $60 |
| Left after essentials | $1,999/month | $2,448/month |
Frequently asked questions
What is $80K in Trenton equivalent to in Boise?
$80K in Trenton (COL index 105) has the same purchasing power as $80,000 in Boise (COL index 105). That's 0% less than your current salary.
If I move from Trenton to Boise keeping my $80K salary, will I be better off?
Not necessarily. Core expenses in Boise are higher, so on the same $80K salary you'd have $449 less per month. You'd need to earn $80,000 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 × (105 ÷ 105) = $80,000. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Trenton to Boise
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only