Can I Afford to Live in Seattle vs Boulder on $120K?

Here's how a $120K/year salary plays out in both cities after taxes, rent, and core living expenses — based on Q1 2026 data.

Seattle, WA
$7,155/mo take-home
Rent: $2,400/mo (34% of take-home)
Manageable
Boulder, CO
$6,715/mo take-home
Rent: $2,300/mo (34% of take-home)
Manageable
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Monthly budget breakdown

Seattle
WA
Boulder
CO
Monthly take-home (est.)
$7,155Best ✓
$6,715
1BR rent
$2,400
$2,300Best ✓
Groceries (est.)
$410Best ✓
$414
Transport (est.)
$100
$80Best ✓
Utilities
$120Best ✓
$138
Internet
$65Best ✓
$68
Left after essentials
$4,060/month
$3,715/month
Seattle (Washington) has no state income tax, boosting take-home vs Boulder (CO rate: 4.4%).

Frequently asked questions

Is $120K a good salary in Seattle?

At $120K/year in Seattle, your estimated monthly take-home is $7,155. With 1BR rent around $2,400/month, rent takes up 34% of your take-home. That's considered manageable.

Is $120K a good salary in Boulder?

At $120K/year in Boulder, your estimated monthly take-home is $6,715. With 1BR rent around $2,300/month, rent takes up 34% of your take-home. That's considered manageable.

Which city is more affordable on a $120K salary?

Seattle leaves you with more money after core expenses — $4,060/month vs $3,715/month in Boulder.

Can I afford to live alone in Seattle on $120K?

Yes. At $120K in Seattle, rent takes 34% of your take-home, leaving $4,060/month after essentials. Most financial planners recommend keeping rent below 30%.

Compare other salary bands — Seattle vs Boulder

$40K$50K$60K$75K$80K$100K$150K

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