$120K in Boston = $29,630 in Lima
Your $120K salary in Boston (COL 162) has the same purchasing power as $29,630 in Lima (COL 40). Lima is cheaper — your money goes 75% further there.
Budget breakdown — $120K in both cities
What $120K actually buys you in each city after taxes and core expenses.
| Expense | Boston $120K | Lima $120K (same salary) |
|---|---|---|
| Monthly take-home | $6,655 | $7,155 |
| 1BR rent | $3,000 | $500 |
| Groceries | $418 | $380 |
| Transport | $90 | $150 |
| Utilities | $185 | $55 |
| Internet | $70 | $25 |
| Left after essentials | $2,892/month | $6,045/month |
Frequently asked questions
What is $120K in Boston equivalent to in Lima?
$120K in Boston (COL index 162) has the same purchasing power as $29,630 in Lima (COL index 40). That's 75% less than your current salary.
If I move from Boston to Lima keeping my $120K salary, will I be better off?
Yes. If you keep earning $120K after moving to Lima, you'd have $3,153 more per month after core expenses — because Lima is cheaper than Boston.
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 × (40 ÷ 162) = $29,630. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Boston to Lima
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only