Can I Afford to Live in St. Louis vs Kraków on $40K?

Here's how a $40K/year salary plays out in both cities after taxes, rent, and core living expenses — based on Q1 2026 data.

St. Louis, MO
$2,572/mo take-home
Rent: $1,300/mo (51% of take-home)
Difficult
Kraków, PL
$2,328/mo take-home
Rent: $750/mo (32% of take-home)
Manageable
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Monthly budget breakdown

St. Louis
MO
Kraków
PL
Monthly take-home (est.)
$2,572Best ✓
$2,328
1BR rent
$1,300
$750Best ✓
Groceries (est.)
$369Best ✓
$380
Transport (est.)
$75Best ✓
$150
Utilities
$162
$90Best ✓
Internet
$60
$25Best ✓
Left after essentials
$606/month
$933/month

Frequently asked questions

Is $40K a good salary in St. Louis?

At $40K/year in St. Louis, your estimated monthly take-home is $2,572. With 1BR rent around $1,300/month, rent takes up 51% of your take-home. That's considered difficult.

Is $40K a good salary in Kraków?

At $40K/year in Kraków, your estimated monthly take-home is $2,328. With 1BR rent around $750/month, rent takes up 32% of your take-home. That's considered manageable.

Which city is more affordable on a $40K salary?

Kraków leaves you with more money after core expenses — $933/month vs $606/month in St. Louis.

Can I afford to live alone in St. Louis on $40K?

It's tight. Rent in St. Louis would take 51% of your $40K take-home pay. You may need to find roommates or look at studios to stay within the 30% rule.

Compare other salary bands — St. Louis vs Kraków

See the full cost-of-living comparison

Rent, groceries, taxes, transportation, and more — side by side.

Full comparison

Take-home estimates use simplified federal/state brackets and do not account for pre-tax deductions, 401(k), or local taxes. Data: Zillow, BLS, Numbeo · Q1 2026 · For general guidance only