$100K in Singapore = $84,000 in Boise
Your $100K salary in Singapore (COL 125) has the same purchasing power as $84,000 in Boise (COL 105). Boise is cheaper — your money goes 16% further there.
Budget breakdown — $100K in both cities
What $100K actually buys you in each city after taxes and core expenses.
| Expense | Singapore $100K | Boise $100K (same salary) |
|---|---|---|
| Monthly take-home | $4,488 | $5,838 |
| 1BR rent | $2,200 | $1,600 |
| Groceries | $380 | $372 |
| Transport | $150 | $45 |
| Utilities | $80 | $145 |
| Internet | $35 | $60 |
| Left after essentials | $1,643/month | $3,616/month |
Frequently asked questions
What is $100K in Singapore equivalent to in Boise?
$100K in Singapore (COL index 125) has the same purchasing power as $84,000 in Boise (COL index 105). That's 16% less than your current salary.
If I move from Singapore to Boise keeping my $100K salary, will I be better off?
Yes. If you keep earning $100K after moving to Boise, you'd have $1,973 more per month after core expenses — because Boise is cheaper than Singapore.
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: $100K × (105 ÷ 125) = $84,000. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Singapore to Boise
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only