Rapid City SD vs Surprise AZ — Cost of Living, Crime & Income Comparison 2026

Updated May 2026 · Source: US Census ACS 5-Year (2023), FBI CDE (2023), BLS OEWS (2024)

Rapid City, SD

South Dakota · Population: 76,836

  • Median HH Income$65,712
  • Median Home Price$363,258
  • Unemployment3.2%
  • Bachelor's+36.4%

Surprise, AZ

Arizona · Population: 149,519

  • Median HH Income$93,371
  • Median Home Price$422,520
  • Unemployment4.2%
  • Bachelor's+31.0%

Detailed Comparison

Demographics

Population
Rapid City
76,836
Surprise
149,519
Surprise +
Pop. Density / sq mi
Lower = more space
Rapid City
N/A
Surprise
N/A
Median Age
Rapid City
39.0
Rapid City +
Surprise
41.6
Foreign Born
Rapid City
2.3%
Surprise
6.8%
Surprise +
White
Rapid City
78.3%
Rapid City +
Surprise
75.0%
Black
Rapid City
1.6%
Surprise
4.8%
Surprise +
Asian
Rapid City
1.3%
Surprise
2.6%
Surprise +
Hispanic
Rapid City
5.6%
Surprise
19.2%
Surprise +
Spanish at Home
Rapid City
N/A
Surprise
N/A

Economy

Median HH Income
Rapid City
$65,712
Surprise
$93,371
Surprise +
Per Capita Income
Rapid City
$40,447
Rapid City +
Surprise
$39,604
Per Capita Personal Income (MSA)
BEA MSA-level
Rapid City
$69,795
Rapid City +
Surprise
$59,120
Unemployment Rate
Rapid City
3.2%
Rapid City +
Surprise
4.2%
Poverty Rate
Rapid City
13.3%
Surprise
7.8%
Surprise +
Bachelor's Degree+
Rapid City
36.4%
Rapid City +
Surprise
31.0%

Housing

Median Home Value
Zillow ZHVI / Census ACS
Rapid City
$363,258
Rapid City +
Surprise
$422,520
Homeownership Rate
Rapid City
61.6%
Surprise
79.0%
Surprise +

Safety

Violent Crime / 100K
FBI CDE (state-level est.)
Rapid City
405
Rapid City +
Surprise
450
Property Crime / 100K
FBI CDE (state-level est.)
Rapid City
1873
Rapid City +
Surprise
2150

Health

Obesity Rate
CDC PLACES
Rapid City
34.0%
Surprise
29.4%
Surprise +
Diabetes Rate
CDC PLACES
Rapid City
11.8%
Surprise
11.2%
Surprise +
Poor Mental Health
CDC PLACES — 14+ days/month
Rapid City
16.0%
Surprise
14.2%
Surprise +
No Health Insurance
CDC PLACES
Rapid City
9.6%
Rapid City +
Surprise
10.5%
Binge Drinking
CDC PLACES
Rapid City
20.5%
Surprise
14.9%
Surprise +
Current Smokers
CDC PLACES
Rapid City
15.9%
Surprise
10.4%
Surprise +

Climate

Avg Annual Temp
NOAA 1991–2020 normal
Rapid City
46.3°F
Surprise
N/A
Annual Precipitation
NOAA 1991–2020 normal
Rapid City
18.4 in
Surprise
N/A

Air Quality

PM2.5 Annual Avg
EPA AQS (state-level est.)
Rapid City
7.3 µg/m³
Surprise
7.1 µg/m³
Surprise +
Good Air Days
AQI ≤ 50
Rapid City
75.0%
Surprise
75.0%
Tie

Commute

Mean Commute Time
Census ACS
Rapid City
18.8 min
Rapid City +
Surprise
32.8 min

Which City is Right for You?

Surprise leads in median household income at $93,371, while rapid City offers more affordable housing with a median home price of $363,258. On public safety, Rapid City is safer with a violent crime rate of 405 per 100,000 residents, compared to 450 in Surprise. Rapid City has a lower unemployment rate at 3.2%, and Surprise has cleaner air (PM2.5 avg 7.1 µg/m³). For overall health outcomes, Surprise scores better with a lower obesity rate of 29.4%.

Compare More Cities

About Rapid City & Surprise