Can I Afford to Live in Boulder vs San Diego on $80K?
Here's how a $80K/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 | San Diego CA |
|---|---|---|
| Monthly take-home (est.) | $4,763 | $4,437 |
| 1BR rent | $2,300 | $2,600 |
| Groceries (est.) | $414 | $414 |
| Transport (est.) | $80 | $100 |
| Utilities | $138 | $130 |
| Internet | $68 | $65 |
| Left after essentials | $1,763/month | $1,128/month |
Frequently asked questions
Is $80K a good salary in Boulder?
At $80K/year in Boulder, your estimated monthly take-home is $4,763. With 1BR rent around $2,300/month, rent takes up 48% of your take-home. That's considered difficult.
Is $80K a good salary in San Diego?
At $80K/year in San Diego, your estimated monthly take-home is $4,437. With 1BR rent around $2,600/month, rent takes up 59% of your take-home. That's considered difficult.
Which city is more affordable on a $80K salary?
Boulder leaves you with more money after core expenses — $1,763/month vs $1,128/month in San Diego.
Can I afford to live alone in Boulder on $80K?
It's tight. Rent in Boulder would take 48% of your $80K 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