$40K in Montgomery = $33,926 in Barcelona
Your $40K salary in Montgomery (COL 81) has the same purchasing power as $33,926 in Barcelona (COL 69). Barcelona is cheaper — your money goes 15% further there.
Budget breakdown — $40K in both cities
What $40K actually buys you in each city after taxes and core expenses.
| Expense | Montgomery $40K | Barcelona $40K (same salary) |
|---|---|---|
| Monthly take-home | $2,562 | $2,012 |
| 1BR rent | $1,050 | $1,300 |
| Groceries | $353 | $380 |
| Transport | $38 | $150 |
| Utilities | $170 | $100 |
| Internet | $58 | $35 |
| Left after essentials | $893/month | $47/month |
Frequently asked questions
What is $40K in Montgomery equivalent to in Barcelona?
$40K in Montgomery (COL index 81) has the same purchasing power as $33,926 in Barcelona (COL index 69). That's 15% less than your current salary.
If I move from Montgomery to Barcelona keeping my $40K salary, will I be better off?
Yes. If you keep earning $40K after moving to Barcelona, you'd have $-846 more per month after core expenses — because Barcelona is cheaper than Montgomery.
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: $40K × (69 ÷ 81) = $33,926. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Montgomery to Barcelona
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only