Can I Afford to Live in Boulder vs Idaho Falls on $75K?
Here's how a $75K/year salary plays out in both cities after taxes, rent, and core living expenses — based on Q1 2026 data.
Monthly budget breakdown
| Expense | Boulder CO | Idaho Falls ID |
|---|---|---|
| Monthly take-home (est.) | $4,466 | $4,378 |
| 1BR rent | $2,300 | $1,100 |
| Groceries (est.) | $414 | $365 |
| Transport (est.) | $80 | $35 |
| Utilities | $138 | $142 |
| Internet | $68 | $65 |
| Left after essentials | $1,466/month | $2,671/month |
Frequently asked questions
Is $75K a good salary in Boulder?
At $75K/year in Boulder, your estimated monthly take-home is $4,466. With 1BR rent around $2,300/month, rent takes up 52% of your take-home. That's considered difficult.
Is $75K a good salary in Idaho Falls?
At $75K/year in Idaho Falls, your estimated monthly take-home is $4,378. With 1BR rent around $1,100/month, rent takes up 25% of your take-home. That's considered comfortable.
Which city is more affordable on a $75K salary?
Idaho Falls leaves you with more money after core expenses — $2,671/month vs $1,466/month in Boulder.
Can I afford to live alone in Boulder on $75K?
It's tight. Rent in Boulder would take 52% of your $75K take-home pay. You may need to find roommates or look at studios to stay within the 30% rule.
See the full cost-of-living comparison
Rent, groceries, taxes, transportation, and more — side by side.
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