Is it cheaper to live in Louisville or Phoenix?

Louisville, KY is cheaper. Its monthly baseline of $1,040 (1BR rent + utilities) runs about 27% below Phoenix, AZ's $1,430, mainly because of rent.

How much more do you need to earn to live in Louisville than in Phoenix?

To keep rent near the recommended 30% of gross income, you'd want to earn roughly $35,000 a year in Louisville versus $50,000 in Phoenix.

Which has lower taxes, Louisville or Phoenix?

Louisville is taxed under Kentucky's rules (a top state income tax rate of 3.50% and a 6% state sales tax); Phoenix under Arizona's (a top state income tax rate of 2.50% and a 5.6% state sales tax).

Louisville vs Phoenix Cost of Living 2026

Louisville

Kentucky

$1,040/mo est.

Phoenix

Arizona

$1,430/mo est.

Monthly estimate = 1BR rent + electricity + gas

A one-person monthly baseline (1BR rent plus typical utilities) runs $1,040 in Louisville, KY versus $1,430 in Phoenix, AZ. Overall, Louisville, KY is roughly 27% cheaper to live in day-to-day than Phoenix, AZ, driven mainly by rent.

Median household income is $64,731 in Louisville, KY and $77,041 in Phoenix, AZ — about 16% higher in Phoenix, AZ. Kentucky has a top state income tax rate of 3.50% and a 6% state sales tax; Arizona has a top state income tax rate of 2.50% and a 5.6% state sales tax.

Louisville, KY

Phoenix, AZ

Rent

Studio

$786

$1,127

+43% in Phoenix, AZ

1 Bedroom

$877

$1,253

+43% in Phoenix, AZ

2 Bedroom

$1,096

$1,493

+36% in Phoenix, AZ

3 Bedroom

$1,299

$1,771

+36% in Phoenix, AZ

Buying a Home

Median Home Value

$221,500

$381,900

+72% in Phoenix, AZ

Income

Median Household Income

$64,731

$77,041

+19% in Phoenix, AZ

Metro Median Wage (annual)

$48,370

$51,380

+6% in Phoenix, AZ

People & Lifestyle

Median Age

37.7 yr

34.8 yr

+2.9 yr in Louisville, KY

Homeownership

60.6%

57.1%

+3.5 pp in Louisville, KY

Bachelor's+ (25+)

33.4%

32.3%

+1.1 pp in Louisville, KY

Avg Commute

22.7 min

25.7 min

+3.0 min in Phoenix, AZ

Crime (per 100k/yr)

Violent Crime

761.5

799.6

+5% in Phoenix, AZ

Property Crime

3,535.4

2,338.9

+34% in Louisville, KY

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

Climate

Avg Annual Temperature

58.2°F

75.1°F

+16.9°F in Phoenix, AZ

Annual Precipitation

44.9 in

8.2 in

+36.7 in in Louisville, KY

Gas

Regular Gasoline

$4.35/gal

$5.57/gal

+28% in Phoenix, AZ

Area: Midwest (PADD 2) vs West Coast (PADD 5).

Public Transit

Base Fare (one-way)

$1.75

$2.00

+14% in Phoenix, AZ

Adult base one-way fare — TARC vs Valley Metro (2026).

Utilities

Electricity (¢/kWh)

14.9

15.6

+5% in Phoenix, AZ

Natural Gas ($/MCF)

$19.12

$19.69

+3% in Phoenix, AZ

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

Groceries

Milk (gal)

$4.16

$4.37

+5% in Phoenix, AZ

Bread (lb)

$1.73

$2.10

+21% in Phoenix, AZ

Eggs (doz)

$2.19

$2.25

+3% in Phoenix, AZ

Ground Beef (lb)

$6.56

$7.23

+10% in Phoenix, AZ

Chicken (lb)

$1.90

$2.14

+12% in Phoenix, AZ

Bananas (lb)

$0.61

$0.74

+21% in Phoenix, AZ

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

State Taxes

Sales Tax (KY / AZ)

5.6%

+0.4 pp in KY

Income Tax (top rate)

3.50%

2.50%

+1.0 pp in KY

Louisville vs Phoenix — FAQ

Is it cheaper to live in Louisville or Phoenix?: Louisville, KY is cheaper. Its monthly baseline of $1,040 (1BR rent + utilities) runs about 27% below Phoenix, AZ's $1,430, mainly because of rent.
How much more do you need to earn to live in Louisville than in Phoenix?: To keep rent near the recommended 30% of gross income, you'd want to earn roughly $35,000 a year in Louisville versus $50,000 in Phoenix.
Which has lower taxes, Louisville or Phoenix?: Louisville is taxed under Kentucky's rules (a top state income tax rate of 3.50% and a 6% state sales tax); Phoenix under Arizona's (a top state income tax rate of 2.50% and a 5.6% 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).