Is it cheaper to live in Mesa or Rapid City?

Rapid City, SD is cheaper. Its monthly baseline of $970 (1BR rent + utilities) runs about 34% below Mesa, AZ's $1,470, mainly because of rent.

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

To keep rent near the recommended 30% of gross income, you'd want to earn roughly $52,000 a year in Mesa versus $32,000 in Rapid City.

Which has lower taxes, Mesa or Rapid City?

Mesa is taxed under Arizona's rules (a top state income tax rate of 2.50% and a 5.6% state sales tax); Rapid City under South Dakota's (no state income tax and a 4.2% state sales tax).

Mesa vs Rapid City Cost of Living 2026

Mesa

Arizona

$1,470/mo est.

Rapid City

South Dakota

$970/mo est.

Monthly estimate = 1BR rent + electricity + gas

A one-person monthly baseline (1BR rent plus typical utilities) runs $1,470 in Mesa, AZ versus $970 in Rapid City, SD. Overall, Rapid City, SD is roughly 34% cheaper to live in day-to-day than Mesa, AZ, driven mainly by rent.

Median household income is $78,779 in Mesa, AZ and $65,712 in Rapid City, SD — about 17% higher in Mesa, AZ. Arizona has a top state income tax rate of 2.50% and a 5.6% state sales tax; South Dakota has no state income tax and a 4.2% state sales tax.

Mesa, AZ

Rapid City, SD

Rent

Studio

$1,209

$533

+56% in Mesa, AZ

1 Bedroom

$1,288

$807

+37% in Mesa, AZ

2 Bedroom

$1,458

$1,156

+21% in Mesa, AZ

3 Bedroom

$1,819

$1,260

+31% in Mesa, AZ

Buying a Home

Median Home Value

$364,300

$270,000

+26% in Mesa, AZ

Income

Median Household Income

$78,779

$65,712

+17% in Mesa, AZ

Metro Median Wage (annual)

$51,380

$46,270

+10% in Mesa, AZ

People & Lifestyle

Median Age

37.2 yr

39.0 yr

+1.8 yr in Rapid City, SD

Homeownership

64.4%

61.6%

+2.8 pp in Mesa, AZ

Bachelor's+ (25+)

31.5%

36.4%

+4.9 pp in Rapid City, SD

Avg Commute

25.0 min

17.4 min

+7.6 min in Mesa, AZ

Crime (per 100k/yr)

Violent Crime

486.2

718.9

+48% in Rapid City, SD

Property Crime

1,488

3,795.8

+155% in Rapid City, SD

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

47.1°F

+28.0°F in Mesa, AZ

Annual Precipitation

8.0 in

16.3 in

+8.3 in in Rapid City, SD

Gas

Regular Gasoline

$5.21/gal

$3.85/gal

+26% 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

15.4

+1% in Rapid City, SD

Natural Gas ($/MCF)

$24.74

$15.26

+38% 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 Rapid City, SD

Ground Beef (lb)

$7.36

$6.77

+8% in Mesa, AZ

Chicken (lb)

$2.01

$2.10

+4% in Rapid City, SD

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 / SD)

5.6%

4.2%

+1.4 pp in AZ

Income Tax (top rate)

2.50%

None

+2.5 pp in AZ

Mesa vs Rapid City — FAQ

Is it cheaper to live in Mesa or Rapid City?: Rapid City, SD is cheaper. Its monthly baseline of $970 (1BR rent + utilities) runs about 34% below Mesa, AZ's $1,470, mainly because of rent.
How much more do you need to earn to live in Mesa than in Rapid City?: To keep rent near the recommended 30% of gross income, you'd want to earn roughly $52,000 a year in Mesa versus $32,000 in Rapid City.
Which has lower taxes, Mesa or Rapid City?: Mesa is taxed under Arizona's rules (a top state income tax rate of 2.50% and a 5.6% state sales tax); Rapid City under South Dakota's (no state income tax and a 4.2% 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).