Can I Afford to Live in Chattanooga vs Lisbon on $100K?

Here's how a $100K/year salary plays out in both cities after taxes, rent, and core living expenses — based on Q1 2026 data.

Chattanooga, TN
$6,321/mo take-home
Rent: $1,250/mo (20% of take-home)
Very comfortable
Lisbon, PT
$4,654/mo take-home
Rent: $1,400/mo (30% of take-home)
Manageable

Monthly budget breakdown

Chattanooga
TN
Lisbon
PT
Monthly take-home (est.)
$6,321Best ✓
$4,654
1BR rent
$1,250Best ✓
$1,400
Groceries (est.)
$357Best ✓
$380
Transport (est.)
$45Best ✓
$150
Utilities
$165
$90Best ✓
Internet
$58
$35Best ✓
Left after essentials
$4,446/month
$2,599/month
Chattanooga (Tennessee) has no state income tax, boosting take-home vs Lisbon (PT rate: 20%).

Frequently asked questions

Is $100K a good salary in Chattanooga?

At $100K/year in Chattanooga, your estimated monthly take-home is $6,321. With 1BR rent around $1,250/month, rent takes up 20% of your take-home. That's considered very comfortable.

Is $100K a good salary in Lisbon?

At $100K/year in Lisbon, your estimated monthly take-home is $4,654. With 1BR rent around $1,400/month, rent takes up 30% of your take-home. That's considered manageable.

Which city is more affordable on a $100K salary?

Chattanooga leaves you with more money after core expenses — $4,446/month vs $2,599/month in Lisbon.

Can I afford to live alone in Chattanooga on $100K?

Yes. At $100K in Chattanooga, rent takes 20% of your take-home, leaving $4,446/month after essentials. Most financial planners recommend keeping rent below 30%.

Compare other salary bands — Chattanooga vs Lisbon

$40K$50K$60K$75K$80K$120K$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