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US relocation · 2026

Montana flagMontana → Pennsylvania flagPennsylvania

At $100,000 gross, you’d need about $111,579 in Pennsylvania to match Montana purchasing power — and same-gross take-home shifts by +$1,719/year.

By Sammy S. · Founder · AuthorUpdated for 2026

Stronger purchasing power

Pennsylvania leads

COL index moves -9.7 from Montana (105.9) to Pennsylvania (96.2). Median household income delta: +$4,000 (68,800 USD → 72,800 USD). At $100,000 gross (Billings → Philadelphia): equivalent salary ~$111,579; same-gross take-home +$1,719/year.

Side-by-side state scoreboard

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 →

Pennsylvania

104

Purchasing power index · 100 = national avg

COL index
96.2
Median income
72,800 USD
Sales tax
~6.34%
Property tax
~1.26%
Income tax
Taxed
$100k take-home
$76,110
Pennsylvania calculator →

$100k example: Billings → Philadelphia

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

Equivalent gross needed

$111,579

+11.6% vs current

Take-home in Billings

$74,391

Take-home in Philadelphia (same gross)

$76,110

Same-gross delta

+$1,719

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

Housing: Billings → Philadelphia

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

1BR rent delta / yr

+$7,200

1BR % of $100k (Billings)

11.4%

$950/mo

1BR % of $100k (Philadelphia)

18.6%

$1,550/mo

Property tax (effective)

~0.61% → ~1.26%

Montana → Pennsylvania

At COL-equivalent salary in Philadelphia, 1BR rent is about 16.7% of gross — vs 18.6% if you keep $100,000 gross.

Apartment rent (monthly)

SizeBillingsPhiladelphiaDelta / mo
Studio$780$1,300+$520
1 bedroom$950$1,550+$600
2 bedroom$1,180$1,850+$670
3 bedroom$1,480$2,300+$820

House rent (monthly)

SizeBillingsPhiladelphiaDelta / mo
2 bedroom$1,280$2,000+$720
3 bedroom$1,580$2,500+$920
4 bedroom$1,980$3,100+$1,120

Buy instead? Est. mortgage (3BR house)

Billings payment

$1,816/mo

Philadelphia payment

$2,874/mo

Payment delta

+$1,058

Est. purchase price

$341,280 → $540,000

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 Billings → Philadelphia

City-to-city comparisons

Run the calculator for Montana → Pennsylvania

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.