Is it cheaper to live in Casper or Green Bay?

They're close. Casper, WY runs about $930 a month and Green Bay, WI about $930 (1BR rent + utilities) — within a few percent of each other.

How much more do you need to earn to live in Casper than in Green Bay?

To keep rent near the recommended 30% of gross income, you'd want to earn roughly $31,000 a year in Casper versus $29,000 in Green Bay.

Which has lower taxes, Casper or Green Bay?

Casper is taxed under Wyoming's rules (no state income tax and a 4% state sales tax); Green Bay under Wisconsin's (a top state income tax rate of 7.65% and a 5% state sales tax).

Casper vs Green Bay Cost of Living 2026

Casper

Wyoming

$930/mo est.

Green Bay

Wisconsin

$930/mo est.

Monthly estimate = 1BR rent + electricity + gas

A one-person monthly baseline (1BR rent plus typical utilities) runs $930 in Casper, WY versus $930 in Green Bay, WI. The two are close overall, within a few percent of each other.

Median household income is $69,171 in Casper, WY and $62,546 in Green Bay, WI — about 10% higher in Casper, WY. Wyoming has no state income tax and a 4% state sales tax; Wisconsin has a top state income tax rate of 7.65% and a 5% state sales tax.

Casper, WY

Green Bay, WI

Rent

Studio

$730

$707

+3% in Casper, WY

1 Bedroom

$764

$730

+4% in Casper, WY

2 Bedroom

$930

$956

+3% in Green Bay, WI

3 Bedroom

$1,299

$1,287

+1% in Casper, WY

Buying a Home

Median Home Value

$250,700

$191,500

+24% in Casper, WY

Income

Median Household Income

$69,171

$62,546

+10% in Casper, WY

Metro Median Wage (annual)

$48,880

$49,940

+2% in Green Bay, WI

People & Lifestyle

Median Age

37.0 yr

35.7 yr

+1.3 yr in Casper, WY

Homeownership

70.3%

55.9%

+14.4 pp in Casper, WY

Bachelor's+ (25+)

30.0%

25.5%

+4.5 pp in Casper, WY

Avg Commute

16.9 min

18.9 min

+2.0 min in Green Bay, WI

Crime (per 100k/yr)

Violent Crime

302.4

501.7

+66% in Green Bay, WI

Property Crime

2,123.8

1,331.2

+37% in Casper, WY

FBI Crime Data Explorer. Offenses per 100,000 residents per year; agency reporting practices vary, so this is approximate.

Climate

Avg Annual Temperature

45.4°F

44.3°F

+1.1°F in Casper, WY

Annual Precipitation

12.5 in

29.5 in

+17.0 in in Green Bay, WI

Gas

Regular Gasoline

$4.27/gal

$3.85/gal

+10% in Casper, WY

Area: Rocky Mountain (PADD 4) vs Midwest (PADD 2).

Utilities

Electricity (¢/kWh)

15.2

19.6

+28% in Green Bay, WI

Natural Gas ($/MCF)

$18.28

$18.17

+1% in Casper, WY

Residential, state-level averages (EIA). MCF = 1,000 cubic feet.

Groceries

Milk (gal)

$4.82

$4.31

+10% in Casper, WY

Bread (lb)

$2.04

$1.66

+19% in Casper, WY

Eggs (doz)

$2.19

$3.63

+66% in Green Bay, WI

Ground Beef (lb)

$7.36

$6.77

+8% in Casper, WY

Chicken (lb)

$2.01

$2.10

+4% in Green Bay, WI

Bananas (lb)

$0.70

$0.62

+12% in Casper, WY

Average prices — West vs Midwest (BLS). Regional where available, otherwise U.S. average.

State Taxes

Sales Tax (WY / WI)

+1.0 pp in WI

Income Tax (top rate)

None

7.65%

+7.7 pp in WI

Casper vs Green Bay — FAQ

Is it cheaper to live in Casper or Green Bay?: They're close. Casper, WY runs about $930 a month and Green Bay, WI about $930 (1BR rent + utilities) — within a few percent of each other.
How much more do you need to earn to live in Casper than in Green Bay?: To keep rent near the recommended 30% of gross income, you'd want to earn roughly $31,000 a year in Casper versus $29,000 in Green Bay.
Which has lower taxes, Casper or Green Bay?: Casper is taxed under Wyoming's rules (no state income tax and a 4% state sales tax); Green Bay under Wisconsin's (a top state income tax rate of 7.65% and a 5% state sales tax).

Sources: US Census Bureau, ACS 5-Year (rent, income, home value, demographics); NOAA Climate Normals 1981–2010 (climate); EIA weekly retail (gas); Tax Foundation 2026 (state taxes).