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US relocation · 2026

California flagCalifornia → Montana flagMontana

At $100,000 gross, you’d need about $57,576 in Montana to match California purchasing power — and same-gross take-home shifts by +$1,597/year.

By Sammy S. · Founder · AuthorUpdated for 2026

Stronger purchasing power

Montana leads

COL index moves -34.6 from California (140.5) to Montana (105.9). Median household income delta: −$24,700 (93,500 USD → 68,800 USD). At $100,000 gross (San Francisco → Billings): equivalent salary ~$57,576; same-gross take-home +$1,597/year.

Side-by-side state scoreboard

California

71

Purchasing power index · 100 = national avg

COL index
140.5
Median income
93,500 USD
Sales tax
~9.03%
Property tax
~0.7%
Income tax
Taxed
$100k take-home
$72,794
California calculator →

Montana

94

Purchasing power index · 100 = national avg

COL index
105.9
Median income
68,800 USD
Sales tax
~0%
Property tax
~0.61%
Income tax
Taxed
$100k take-home
$74,391
Montana calculator →

$100k example: San Francisco → Billings

Single filer, tax year 2026. Equivalent salary adjusts for city cost of living; take-home uses our federal + state + payroll engine.

Equivalent gross needed

$57,576

-42.4% vs current

Take-home in San Francisco

$72,794

Take-home in Billings (same gross)

$74,391

Same-gross delta

+$1,597

1BR rent: $3,550/mo → $950/mo
Personalize this city pair

Housing: San Francisco → Billings

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

1BR rent delta / yr

−$31,200

1BR % of $100k (San Francisco)

42.6%

$3,550/mo

1BR % of $100k (Billings)

11.4%

$950/mo

Property tax (effective)

~0.7% → ~0.61%

California → Montana

At COL-equivalent salary in Billings, 1BR rent is about 19.8% of gross — vs 11.4% if you keep $100,000 gross.

Apartment rent (monthly)

SizeSan FranciscoBillingsDelta / mo
Studio$2,800$780−$2,020
1 bedroom$3,550$950−$2,600
2 bedroom$4,800$1,180−$3,620
3 bedroom$6,200$1,480−$4,720

House rent (monthly)

SizeSan FranciscoBillingsDelta / mo
2 bedroom$4,500$1,280−$3,220
3 bedroom$6,000$1,580−$4,420
4 bedroom$7,800$1,980−$5,820

Buy instead? Est. mortgage (3BR house)

San Francisco payment

$6,898/mo

Billings payment

$1,816/mo

Payment delta

−$5,081

Est. purchase price

$1,296,000 → $341,280

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 San Francisco → Billings

City-to-city comparisons

Run the calculator for California → Montana

Equivalent salary and after-tax take-home need specific metros. Pick a pair to pre-fill the relocation calculator, or open it blank.

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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.