Can I Afford to Live in Sioux Falls vs Rapid City on $40K?

Here's how a $40K/year salary plays out in both cities after taxes, rent, and core living expenses — based on Q1 2026 data.

Sioux Falls, SD
$2,728/mo take-home
Rent: $1,250/mo (46% of take-home)
Difficult
Rapid City, SD
$2,728/mo take-home
Rent: $1,200/mo (44% of take-home)
Tight
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Monthly budget breakdown

Sioux Falls
SD
Rapid City
SD
Monthly take-home (est.)
$2,728Best ✓
$2,728
1BR rent
$1,250
$1,200Best ✓
Groceries (est.)
$365Best ✓
$365
Transport (est.)
$42
$40Best ✓
Utilities
$155
$148Best ✓
Internet
$60Best ✓
$65
Left after essentials
$856/month
$910/month
Both Sioux Falls and Rapid City have no state income tax — your take-home is higher than in most states.

Frequently asked questions

Is $40K a good salary in Sioux Falls?

At $40K/year in Sioux Falls, your estimated monthly take-home is $2,728. With 1BR rent around $1,250/month, rent takes up 46% of your take-home. That's considered difficult.

Is $40K a good salary in Rapid City?

At $40K/year in Rapid City, your estimated monthly take-home is $2,728. With 1BR rent around $1,200/month, rent takes up 44% of your take-home. That's considered tight.

Which city is more affordable on a $40K salary?

Rapid City leaves you with more money after core expenses — $910/month vs $856/month in Sioux Falls.

Can I afford to live alone in Sioux Falls on $40K?

It's tight. Rent in Sioux Falls would take 46% of your $40K take-home pay. You may need to find roommates or look at studios to stay within the 30% rule.

Compare other salary bands — Sioux Falls vs Rapid City

$50K$60K$75K$80K$100K$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