Can I Afford to Live in Sioux Falls vs San Diego on $100K?

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

Sioux Falls, SD
$6,321/mo take-home
Rent: $1,250/mo (20% of take-home)
Very comfortable
San Diego, CA
$5,546/mo take-home
Rent: $2,600/mo (47% of take-home)
Difficult

Monthly budget breakdown

Expense
Sioux Falls
SD
San Diego
CA
Monthly take-home (est.)$6,321$5,546
1BR rent$1,250$2,600
Groceries (est.)$365$414
Transport (est.)$42$100
Utilities$155$130
Internet$60$65
Left after essentials$4,449/month$2,237/month
Sioux Falls (South Dakota) has no state income tax, boosting take-home vs San Diego (CA rate: 9.3%).

Frequently asked questions

Is $100K a good salary in Sioux Falls?

At $100K/year in Sioux Falls, 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 San Diego?

At $100K/year in San Diego, your estimated monthly take-home is $5,546. With 1BR rent around $2,600/month, rent takes up 47% of your take-home. That's considered difficult.

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

Sioux Falls leaves you with more money after core expenses โ€” $4,449/month vs $2,237/month in San Diego.

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

Yes. At $100K in Sioux Falls, rent takes 20% of your take-home, leaving $4,449/month after essentials. Most financial planners recommend keeping rent below 30%.

Compare other salary bands โ€” Sioux Falls vs San Diego

See the full cost-of-living comparison

Rent, groceries, taxes, transportation, and more โ€” 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 ยท Q1 2026 ยท For general guidance only