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US relocation · 2026

Michigan flagDetroit → Washington flagSeattle

At $100,000 gross, you’d need about $139,216 in Seattle to match Detroit purchasing power — and same-gross take-home shifts by +$3,635/year.

By Sammy S. · Founder · AuthorUpdated for 2026

Stronger purchasing power

Detroit leads

City COL moves +40 from Detroit (102) to Seattle (142). Parent median income delta (Michigan → Washington): +$20,000. At $100,000 gross: equivalent salary ~$139,216; same-gross take-home +$3,635/year.

Side-by-side city scoreboard

Detroit

98

Purchasing power index · 100 = national avg

COL index
102
Parent median income
70,800 USD
Sales tax
~6%
Property tax
~1.19%
Income tax
Taxed
$100k take-home
$74,930
Open calculator →

Seattle

70

Purchasing power index · 100 = national avg

COL index
142
Parent median income
90,800 USD
Sales tax
~9.57%
Property tax
~0.75%
Income tax
None
$100k take-home
$78,565
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)

Detroit

$100,000

Seattle

$100,000

Est. annual take-home

Detroit

$74,930

Seattle

$78,565

Approx. combined tax + payroll burden

Detroit

25.1%

Seattle

21.4%

Take-home difference at same gross

+$3,635 / yr in Seattle vs Detroit

Equivalent gross for same lifestyle (COL-adjusted)

Seattle only

$139,216

Change vs scenario gross

Seattle only

+39.2%

Est. take-home at equivalent gross

Seattle only

$105,564

Burden at equivalent gross

Seattle only

24.2%

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 $6,244/mo in Detroit vs $6,547/mo in Seattle—roughly +$303/mo more in Seattle before housing ($3,635/yr annualized).

  • Cost of living vs taxes. Our benchmark COL index is 102 for Detroit and 142 for Seattle (100 = national average). The destination is about +39.2% more 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 $139,216/yr gross in Seattle (~$11,601/mo), with estimated take-home around $8,797/mo. Versus estimated take-home in Detroit at the scenario gross, that is about +40.9% (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 $5,144/mo is left after rent in Detroit at the scenario gross vs $4,497/mo in Seattle at the same gross. At the equivalent gross in Seattle, about $6,747/mo after rent. Typical rent differs by about +$950/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

Detroit

$1,100

Seattle

$2,050

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

Detroit

13.2%

Seattle

24.6%

Rent as % of equivalent gross (Seattle)

Seattle only

17.7%

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

Housing: Detroit → Seattle

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

1BR rent delta / yr

+$11,400

1BR % of $100k (Detroit)

13.2%

$1,100/mo

1BR % of $100k (Seattle)

24.6%

$2,050/mo

Property tax (effective)

~1.19% → ~0.75%

Detroit → Seattle

At COL-equivalent salary in Seattle, 1BR rent is about 17.7% of gross — vs 24.6% if you keep $100,000 gross.

Apartment rent (monthly)

SizeDetroitSeattleDelta / mo
Studio$900$1,650+$750
1 bedroom$1,100$2,050+$950
2 bedroom$1,350$2,600+$1,250
3 bedroom$1,650$3,400+$1,750

House rent (monthly)

SizeDetroitSeattleDelta / mo
2 bedroom$1,400$2,800+$1,400
3 bedroom$1,750$3,600+$1,850
4 bedroom$2,200$4,500+$2,300

Buy instead? Est. mortgage (3BR house)

Detroit payment

$2,012/mo

Seattle payment

$4,139/mo

Payment delta

+$2,127

Est. purchase price

$378,000 → $777,600

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 Detroit → Seattle

Key takeaways — Detroit → Seattle

  • Seattle has a city cost-of-living index of 142 vs 102 in Detroit (national average = 100) — about 39% more expensive on our index.
  • At $100,000 gross (Single filer), roughly $139,216 in Seattle matches Detroit purchasing power (+39.2% COL-adjusted).
  • Keeping the same $100,000 gross, estimated take-home shifts by about +$3,635/year (Detroit → Seattle) after federal, state, and FICA taxes.
  • Parent-state paycheck model at $100k (single): Michigan ~$74,930 vs Washington ~$78,565 (+$3,635/year) — city COL can still change the equivalent salary you need.
  • Seattle sits in a no–state-income-tax state while Detroit does not — same-gross take-home often improves even before rent.
  • Illustrative 1-bedroom rent: ~$1,100/mo in Detroit vs ~$2,050/mo in Seattle (+$11,400/year).
  • Quality-of-life snapshot (indicative): overall 38 in Detroit vs 55 in Seattle — higher safety & better weather 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.