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US relocation · 2026

Illinois flagChicago → South Dakota flagSioux Falls

At $100,000 gross, you’d need about $76,923 in Sioux Falls to match Chicago purchasing power — and same-gross take-home shifts by +$4,950/year.

By Sammy S. · Founder · AuthorUpdated for 2026

Stronger purchasing power

Sioux Falls leads

City COL moves -27 from Chicago (117) to Sioux Falls (90). Parent median income delta (Illinois → South Dakota): −$8,000. At $100,000 gross: equivalent salary ~$76,923; same-gross take-home +$4,950/year.

Side-by-side city scoreboard

Chicago

85

Purchasing power index · 100 = national avg

COL index
117
Parent median income
77,800 USD
Sales tax
~8.98%
Property tax
~1.88%
Income tax
Taxed
$100k take-home
$74,230
Open calculator →

Sioux Falls

111

Purchasing power index · 100 = national avg

COL index
90
Parent median income
69,800 USD
Sales tax
~6.11%
Property tax
~1%
Income tax
None
$100k take-home
$79,180
Open calculator →
●Example scenario: $100,000 gross (Single filer, 2026)
Illustrative numbers only—same formulas as the calculator. Take-home rows assume you earn the scenario gross while living in each city (local taxes apply). Below the tables, use “Open calculator — personalize results” to enter your salary, filing status, rent or buy, and more—the full tool uses this same city pair.

Salary & estimated take-home (USD)

Annual gross (scenario)

Chicago

$100,000

Sioux Falls

$100,000

Est. annual take-home

Chicago

$74,230

Sioux Falls

$79,180

Approx. combined tax + payroll burden

Chicago

25.8%

Sioux Falls

20.8%

Take-home difference at same gross

+$4,950 / yr in Sioux Falls vs Chicago

Equivalent gross for same lifestyle (COL-adjusted)

Sioux Falls only

$76,923

Change vs scenario gross

Sioux Falls only

-23.1%

Est. take-home at equivalent gross

Sioux Falls only

$62,945

Burden at equivalent gross

Sioux Falls only

18.2%

Snapshot: how to read this move ($100,000 scenario)

  • Monthly take-home at the same gross. At $100,000/year, estimated take-home is about $6,186/mo in Chicago vs $6,598/mo in Sioux Falls—roughly +$412/mo more in Sioux Falls before housing ($4,950/yr annualized).

  • Cost of living vs taxes. Our benchmark COL index is 117 for Chicago and 90 for Sioux Falls (100 = national average). The destination is about -23.1% less expensive than the origin for that basket—then state/province and payroll taxes shift take-home further.

  • Equivalent salary to keep the same lifestyle. To match purchasing power after COL, the model suggests about $76,923/yr gross in Sioux Falls (~$6,410/mo), with estimated take-home around $5,245/mo. Versus estimated take-home in Chicago at the scenario gross, that is about -15.2% (by design, equivalent gross targets similar real spending power after COL and taxes; exact match varies with rounding).

  • Cash after typical 1BR rent (illustrative). Using average 1-bedroom rent in the housing table, roughly $4,376/mo is left after rent in Chicago at the scenario gross vs $5,698/mo in Sioux Falls at the same gross. At the equivalent gross in Sioux Falls, about $4,345/mo after rent. Typical rent differs by about $910/mo between the two cities in our data.

Figures use the same tax and COL engine as the calculator; your household, deductions, and neighborhood can change outcomes. Use the calculator below for your exact salary and housing choice.

Housing snapshot · average rent · 1-bedroom apartment

Typical monthly rent

Chicago

$1,810

Sioux Falls

$900

Rent as % of scenario gross ($100,000/yr)

Chicago

21.7%

Sioux Falls

10.8%

Rent as % of equivalent gross (Sioux Falls)

Sioux Falls only

14.0%

Rent benchmarks are city-level estimates; neighborhoods vary. Mortgage (buy) and other home sizes are available in the full calculator.

Housing: Chicago → Sioux Falls

Approximate median monthly rents for the primary metros in Chicago and Sioux Falls. Negative delta means housing is cheaper in Sioux Falls. Figures are planning estimates — neighborhoods vary.

1BR rent delta / yr

−$10,920

1BR % of $100k (Chicago)

21.7%

$1,810/mo

1BR % of $100k (Sioux Falls)

10.8%

$900/mo

Property tax (effective)

~1.88% → ~1%

Chicago → Sioux Falls

At COL-equivalent salary in Sioux Falls, 1BR rent is about 14% of gross — vs 10.8% if you keep $100,000 gross.

Apartment rent (monthly)

SizeChicagoSioux FallsDelta / mo
Studio$1,550$750−$800
1 bedroom$1,810$900−$910
2 bedroom$2,200$1,120−$1,080
3 bedroom$2,800$1,420−$1,380

House rent (monthly)

SizeChicagoSioux FallsDelta / mo
2 bedroom$2,300$1,220−$1,080
3 bedroom$3,000$1,520−$1,480
4 bedroom$3,700$1,900−$1,800

Buy instead? Est. mortgage (3BR house)

Chicago payment

$3,449/mo

Sioux Falls payment

$1,747/mo

Payment delta

−$1,701

Est. purchase price

$648,000 → $328,320

Illustrative P&I only: 20% down, 7% APR, 30-year fixed. Price ≈ annual rent × 18 (price-to-rent). Taxes, insurance, and HOA not included — open the calculator Housing section to adjust.

Sources: approximate metro medians (Zillow / Zumper-style US benchmarks; CMHC-style for Canada). Property tax rates are statewide effective averages. Personalize unit size, rent vs buy, and down payment in the relocation calculator.

Model housing for Chicago → Sioux Falls

Key takeaways — Chicago → Sioux Falls

  • Sioux Falls has a city cost-of-living index of 90 vs 117 in Chicago (national average = 100) — about 23% cheaper on our index.
  • At $100,000 gross (Single filer), roughly $76,923 in Sioux Falls matches Chicago purchasing power (-23.1% COL-adjusted).
  • Keeping the same $100,000 gross, estimated take-home shifts by about +$4,950/year (Chicago → Sioux Falls) after federal, state, and FICA taxes.
  • Parent-state paycheck model at $100k (single): Illinois ~$74,230 vs South Dakota ~$79,180 (+$4,950/year) — city COL can still change the equivalent salary you need.
  • Sioux Falls sits in a no–state-income-tax state while Chicago does not — same-gross take-home often improves even before rent.
  • Illustrative 1-bedroom rent: ~$1,810/mo in Chicago vs ~$900/mo in Sioux Falls (−$10,920/year).
  • Quality-of-life snapshot (indicative): overall 45 in Chicago vs 60 in Sioux Falls — higher safety in the new city.

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Estimates for planning only. Cost-of-living indices and tax rules change; verify with local sources or a professional before relocating.