Is it cheaper to live in Mesa or Naperville?

Mesa, AZ is cheaper. Its monthly baseline of $1,460 (1BR rent + utilities) runs about 20% below Naperville, IL's $1,830, mainly because of rent.

How much more do you need to earn to live in Mesa than in Naperville?

To keep rent near the recommended 30% of gross income, you'd want to earn roughly $52,000 a year in Mesa versus $64,000 in Naperville.

Which has lower taxes, Mesa or Naperville?

Mesa is taxed under Arizona's rules (a top state income tax rate of 2.50% and a 5.6% state sales tax); Naperville under Illinois's (a top state income tax rate of 4.95% and a 6.25% state sales tax).

Mesa vs Naperville Cost of Living 2026

Mesa

Arizona

$1,460/mo est.

Naperville

Illinois

$1,830/mo est.

Monthly estimate = 1BR rent + electricity + gas

A one-person monthly baseline (1BR rent plus typical utilities) runs $1,460 in Mesa, AZ versus $1,830 in Naperville, IL. Overall, Mesa, AZ is roughly 20% cheaper to live in day-to-day than Naperville, IL, driven mainly by rent.

Median household income is $78,779 in Mesa, AZ and $150,937 in Naperville, IL — about 48% higher in Naperville, IL. Arizona has a top state income tax rate of 2.50% and a 5.6% state sales tax; Illinois has a top state income tax rate of 4.95% and a 6.25% state sales tax.

Mesa, AZ

Naperville, IL

Rent

Studio

$1,209

$1,713

+42% in Naperville, IL

1 Bedroom

$1,288

$1,594

+24% in Naperville, IL

2 Bedroom

$1,458

$1,889

+30% in Naperville, IL

3 Bedroom

$1,819

$2,446

+34% in Naperville, IL

Buying a Home

Median Home Value

$364,300

$509,900

+40% in Naperville, IL

Income

Median Household Income

$78,779

$150,937

+92% in Naperville, IL

Metro Median Wage (annual)

$51,380

$54,720

+7% in Naperville, IL

People & Lifestyle

Median Age

37.2 yr

40.1 yr

+2.9 yr in Naperville, IL

Homeownership

64.4%

74.3%

+9.9 pp in Naperville, IL

Bachelor's+ (25+)

31.5%

71.7%

+40.2 pp in Naperville, IL

Avg Commute

25.0 min

31.4 min

+6.4 min in Naperville, IL

Crime (per 100k/yr)

Violent Crime

486.2

85.7

+82% in Mesa, AZ

Property Crime

1,488

892.2

+40% in Mesa, AZ

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

Climate

Avg Annual Temperature

75.1°F

49.9°F

+25.2°F in Mesa, AZ

Annual Precipitation

8.0 in

36.9 in

+28.9 in in Naperville, IL

Gas

Regular Gasoline

$5.09/gal

$3.94/gal

+23% in Mesa, AZ

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

Public Transit

Base Fare (one-way)

$2.00

—

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

Utilities

Electricity (¢/kWh)

15.2

23.9

+57% in Naperville, IL

Natural Gas ($/MCF)

$22.44

$15.39

+31% in Mesa, AZ

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

Groceries

Milk (gal)

$4.82

$4.31

+10% in Mesa, AZ

Bread (lb)

$2.04

$1.66

+19% in Mesa, AZ

Eggs (doz)

$2.19

$3.63

+66% in Naperville, IL

Ground Beef (lb)

$7.36

$6.77

+8% in Mesa, AZ

Chicken (lb)

$2.01

$2.10

+4% in Naperville, IL

Bananas (lb)

$0.70

$0.62

+12% in Mesa, AZ

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

State Taxes

Sales Tax (AZ / IL)

5.6%

6.25%

+0.7 pp in IL

Income Tax (top rate)

2.50%

4.95%

+2.5 pp in IL

Mesa vs Naperville — FAQ

Is it cheaper to live in Mesa or Naperville?: Mesa, AZ is cheaper. Its monthly baseline of $1,460 (1BR rent + utilities) runs about 20% below Naperville, IL's $1,830, mainly because of rent.
How much more do you need to earn to live in Mesa than in Naperville?: To keep rent near the recommended 30% of gross income, you'd want to earn roughly $52,000 a year in Mesa versus $64,000 in Naperville.
Which has lower taxes, Mesa or Naperville?: Mesa is taxed under Arizona's rules (a top state income tax rate of 2.50% and a 5.6% state sales tax); Naperville under Illinois's (a top state income tax rate of 4.95% and a 6.25% 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).