Cost of Living: Sioux Falls, SD vs Billings, MT (2026)

Sioux Falls

South Dakota
78
VS

Billings

Montana
86

Sioux Falls is 9% cheaper than Billings.

$993/mo ↓ 9%
Median Rent
$1,097/mo ↑ 10%
$74,714/yr ↑ 4%
Median Income
$71,855/yr ↓ 4%
$271,400 ↓ 13%
Home Value
$311,800 ↑ 15%
$1,122/mo ↓ 5%
Owner Costs
$1,177/mo ↑ 5%
197,642
Population
118,321

Tax Comparison

0%
Income Tax
6.75%
4.2%
State Sales Tax
0%
1.28%
Property Tax
0.74%

Affordability

15.9%
rent-to-income
Affordability
18.3%
rent-to-income

Detailed Comparison

When comparing Sioux Falls, SD and Billings, MT, the overall cost of living indices are 78 and 86 respectively (national median = 100). Rent is $104/month cheaper in Sioux Falls, saving renters about $1,248/year.

Median household income is $2,859/year higher in Sioux Falls. Home values also differ significantly — the median in Sioux Falls is $271,400 compared to $311,800 in Billings.

South Dakota has no state income tax, giving Sioux Falls residents a significant tax advantage over Montana's 6.75% rate.

Frequently Asked Questions

Sioux Falls vs Billings — common questions

Is Sioux Falls or Billings cheaper to live in?
Based on our cost index, Sioux Falls is cheaper to live in with an index of 78 compared to 86 (US average = 100).
What is the rent difference between Sioux Falls and Billings?
Median rent in Sioux Falls is $993/month and in Billings it's $1,097/month — a difference of $104/month.
Which city has higher income, Sioux Falls or Billings?
Median household income is $74,714 in Sioux Falls and $71,855 in Billings. Median household income is $2,859/year higher in Sioux Falls.
How do taxes compare between South Dakota and Montana?
South Dakota has 0% income tax, 4.2% sales tax, and 1.28% property tax. Montana has 6.75% income tax, 0% sales tax, and 0.74% property tax.
Should I move to Sioux Falls or Billings?
It depends on your priorities. Sioux Falls has a cost index of 78 with median rent of $993/mo, while Billings has a cost index of 86 with rent of $1,097/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Sioux Falls details → View Billings details →

More Comparisons

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