Cost of Living: Sioux Falls, SD vs Springfield, IL (2026)

Sioux Falls

South Dakota
78
VS

Springfield

Illinois
61

Sioux Falls is 28% more expensive than Springfield.

$993/mo ↑ 5%
Median Rent
$945/mo ↓ 5%
$74,714/yr ↑ 14%
Median Income
$65,537/yr ↓ 12%
$271,400 ↑ 75%
Home Value
$155,200 ↓ 43%
$1,122/mo ↑ 15%
Owner Costs
$974/mo ↓ 13%
197,642
Population
113,714

Tax Comparison

0%
Income Tax
4.95%
4.2%
State Sales Tax
6.25%
1.28%
Property Tax
2.07%

Affordability

15.9%
rent-to-income
Affordability
17.3%
rent-to-income

Detailed Comparison

When comparing Sioux Falls, SD and Springfield, IL, the overall cost of living indices are 78 and 61 respectively (national median = 100). Rent is comparable in both cities, with less than $50/month separating them.

Median household income is $9,177/year higher in Sioux Falls. Home values also differ significantly — the median in Sioux Falls is $271,400 compared to $155,200 in Springfield.

South Dakota has no state income tax, giving Sioux Falls residents a significant tax advantage over Illinois's 4.95% rate.

Frequently Asked Questions

Sioux Falls vs Springfield — common questions

Is Sioux Falls or Springfield cheaper to live in?
Based on our cost index, Springfield is cheaper to live in with an index of 61 compared to 78 (US average = 100).
What is the rent difference between Sioux Falls and Springfield?
Median rent in Sioux Falls is $993/month and in Springfield it's $945/month — a difference of $48/month.
Which city has higher income, Sioux Falls or Springfield?
Median household income is $74,714 in Sioux Falls and $65,537 in Springfield. Median household income is $9,177/year higher in Sioux Falls.
How do taxes compare between South Dakota and Illinois?
South Dakota has 0% income tax, 4.2% sales tax, and 1.28% property tax. Illinois has 4.95% income tax, 6.25% sales tax, and 2.07% property tax.
Should I move to Sioux Falls or Springfield?
It depends on your priorities. Sioux Falls has a cost index of 78 with median rent of $993/mo, while Springfield has a cost index of 61 with rent of $945/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Sioux Falls details → View Springfield details →

More Comparisons

Other cost of living comparisons for Sioux Falls and Springfield

Sioux Falls vs. Grand Rapids Sioux Falls vs. Overland Park Sioux Falls vs. Montgomery Sioux Falls vs. Huntington Beach Sioux Falls vs. Grand Prairie Sioux Falls vs. Peoria Springfield vs. Odessa Springfield vs. Beaumont Springfield vs. Elgin Springfield vs. Gresham Springfield vs. Provo Springfield vs. Las Cruces