$120K in Boulder = $100,000 in New Haven
Your $120K salary in Boulder (COL 132) has the same purchasing power as $100,000 in New Haven (COL 110). New Haven is cheaper — your money goes 17% further there.
Budget breakdown — $120K in both cities
What $120K actually buys you in each city after taxes and core expenses.
| Expense | Boulder $120K | New Haven $120K (same salary) |
|---|---|---|
| Monthly take-home | $6,715 | $6,455 |
| 1BR rent | $2,300 | $1,800 |
| Groceries | $414 | $410 |
| Transport | $80 | $82 |
| Utilities | $138 | $198 |
| Internet | $68 | $70 |
| Left after essentials | $3,715/month | $3,895/month |
Frequently asked questions
What is $120K in Boulder equivalent to in New Haven?
$120K in Boulder (COL index 132) has the same purchasing power as $100,000 in New Haven (COL index 110). That's 17% less than your current salary.
If I move from Boulder to New Haven keeping my $120K salary, will I be better off?
Yes. If you keep earning $120K after moving to New Haven, you'd have $180 more per month after core expenses — because New Haven is cheaper than Boulder.
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 × (110 ÷ 132) = $100,000. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Boulder to New Haven
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only