Boulder CO vs Rancho Cucamonga CA — Cost of Living, Crime & Income Comparison 2026

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

Boulder, CO

Colorado · Population: 106,274

  • Median HH Income$85,364
  • Median Home Price$970,905
  • Unemployment6.1%
  • Bachelor's+76.8%

Rancho Cucamonga, CA

California · Population: 174,693

  • Median HH Income$109,511
  • Median Home Price$791,317
  • Unemployment5.8%
  • Bachelor's+37.3%

Detailed Comparison

Demographics

Population
Boulder
106,274
Rancho Cucamonga
174,693
Rancho Cucamonga +
Pop. Density / sq mi
Lower = more space
Boulder
N/A
Rancho Cucamonga
N/A
Median Age
Boulder
28.8
Boulder +
Rancho Cucamonga
37.9
Foreign Born
Boulder
10.2%
Rancho Cucamonga
21.1%
Rancho Cucamonga +
White
Boulder
81.8%
Boulder +
Rancho Cucamonga
44.0%
Black
Boulder
1.1%
Rancho Cucamonga
8.3%
Rancho Cucamonga +
Asian
Boulder
5.8%
Rancho Cucamonga
15.4%
Rancho Cucamonga +
Hispanic
Boulder
11.2%
Rancho Cucamonga
38.5%
Rancho Cucamonga +
Spanish at Home
Boulder
N/A
Rancho Cucamonga
N/A

Economy

Median HH Income
Boulder
$85,364
Rancho Cucamonga
$109,511
Rancho Cucamonga +
Per Capita Income
Boulder
$59,450
Boulder +
Rancho Cucamonga
$45,626
Per Capita Personal Income (MSA)
BEA MSA-level
Boulder
$76,653
Rancho Cucamonga
$77,230
Rancho Cucamonga +
Unemployment Rate
Boulder
6.1%
Rancho Cucamonga
5.8%
Rancho Cucamonga +
Poverty Rate
Boulder
21.8%
Rancho Cucamonga
8.0%
Rancho Cucamonga +
Bachelor's Degree+
Boulder
76.8%
Boulder +
Rancho Cucamonga
37.3%

Housing

Median Home Value
Zillow ZHVI / Census ACS
Boulder
$970,905
Rancho Cucamonga
$791,317
Rancho Cucamonga +
Homeownership Rate
Boulder
47.9%
Rancho Cucamonga
63.3%
Rancho Cucamonga +

Safety

Violent Crime / 100K
FBI CDE (state-level est.)
Boulder
512
Rancho Cucamonga
503
Rancho Cucamonga +
Property Crime / 100K
FBI CDE (state-level est.)
Boulder
3234
Rancho Cucamonga
2388
Rancho Cucamonga +

Health

Obesity Rate
CDC PLACES
Boulder
16.5%
Boulder +
Rancho Cucamonga
30.0%
Diabetes Rate
CDC PLACES
Boulder
5.7%
Boulder +
Rancho Cucamonga
10.5%
Poor Mental Health
CDC PLACES — 14+ days/month
Boulder
17.9%
Rancho Cucamonga
16.1%
Rancho Cucamonga +
No Health Insurance
CDC PLACES
Boulder
8.6%
Boulder +
Rancho Cucamonga
8.8%
Binge Drinking
CDC PLACES
Boulder
19.8%
Rancho Cucamonga
15.8%
Rancho Cucamonga +
Current Smokers
CDC PLACES
Boulder
9.0%
Boulder +
Rancho Cucamonga
10.1%

Climate

Avg Annual Temp
NOAA 1991–2020 normal
Boulder
51.6°F
Rancho Cucamonga
N/A
Annual Precipitation
NOAA 1991–2020 normal
Boulder
20.7 in
Rancho Cucamonga
N/A

Air Quality

PM2.5 Annual Avg
EPA AQS (state-level est.)
Boulder
6.2 µg/m³
Boulder +
Rancho Cucamonga
7.9 µg/m³
Good Air Days
AQI ≤ 50
Boulder
75.0%
Rancho Cucamonga
75.0%
Tie

Commute

Mean Commute Time
Census ACS
Boulder
21.0 min
Boulder +
Rancho Cucamonga
34.6 min

Which City is Right for You?

Rancho Cucamonga leads in median household income at $109,511, while rancho Cucamonga offers more affordable housing with a median home price of $791,317. On public safety, Rancho Cucamonga is safer with a violent crime rate of 503 per 100,000 residents, compared to 512 in Boulder. Rancho Cucamonga has a lower unemployment rate at 5.8%, and Boulder has cleaner air (PM2.5 avg 6.2 µg/m³). For overall health outcomes, Boulder scores better with a lower obesity rate of 16.5%.

Compare More Cities

About Boulder & Rancho Cucamonga