Centennial CO vs Ontario CA — Cost of Living, Crime & Income Comparison 2026
Updated May 2026 · Source: US Census ACS 5-Year (2023), FBI CDE (2023), BLS OEWS (2024)
Centennial, CO
Colorado · Population: N/A
- Median HH IncomeN/A
- Median Home Price$650,791
- UnemploymentN/A
- Bachelor's+N/A
Ontario, CA
California · Population: 138,723
- Median HH Income$116,945
- Median Home Price$671,948
- Unemployment4.7%
- Bachelor's+40.1%
Detailed Comparison
Demographics
Population
Centennial
N/A
Ontario
138,723
Pop. Density / sq mi
Lower = more space
Centennial
N/A
Ontario
N/A
Median Age
Centennial
N/A
Ontario
36.9
Foreign Born
Centennial
N/A
Ontario
21.0%
White
Centennial
N/A
Ontario
53.6%
Black
Centennial
N/A
Ontario
1.6%
Asian
Centennial
N/A
Ontario
13.1%
Hispanic
Centennial
N/A
Ontario
40.0%
Spanish at Home
Centennial
N/A
Ontario
N/A
| Metric | Centennial, CO | Ontario, CA | Better |
|---|---|---|---|
| Population | N/A | 138,723 | - |
| Pop. Density / sq miLower = more space | N/A | N/A | - |
| Median Age | N/A | 36.9 | - |
| Foreign Born | N/A | 21.0% | - |
| White | N/A | 53.6% | - |
| Black | N/A | 1.6% | - |
| Asian | N/A | 13.1% | - |
| Hispanic | N/A | 40.0% | - |
| Spanish at Home | N/A | N/A | - |
Economy
Median HH Income
Centennial
N/A
Ontario
$116,945
Per Capita Income
Centennial
N/A
Ontario
$50,759
Per Capita Personal Income (MSA)
BEA MSA-level
Centennial
$76,653
Ontario
$77,230
Ontario +
Unemployment Rate
Centennial
N/A
Ontario
4.7%
Poverty Rate
Centennial
N/A
Ontario
9.2%
Bachelor's Degree+
Centennial
N/A
Ontario
40.1%
| Metric | Centennial, CO | Ontario, CA | Better |
|---|---|---|---|
| Median HH Income | N/A | $116,945 | - |
| Per Capita Income | N/A | $50,759 | - |
| Per Capita Personal Income (MSA)BEA MSA-level | $76,653 | $77,230 | Ontario + |
| Unemployment Rate | N/A | 4.7% | - |
| Poverty Rate | N/A | 9.2% | - |
| Bachelor's Degree+ | N/A | 40.1% | - |
Housing
Median Home Value
Zillow ZHVI / Census ACS
Centennial
$650,791
Centennial +
Ontario
$671,948
Homeownership Rate
Centennial
N/A
Ontario
58.1%
| Metric | Centennial, CO | Ontario, CA | Better |
|---|---|---|---|
| Median Home ValueZillow ZHVI / Census ACS | $650,791 | $671,948 | Centennial + |
| Homeownership Rate | N/A | 58.1% | - |
Safety
Violent Crime / 100K
FBI CDE (state-level est.)
Centennial
512
Ontario
503
Ontario +
Property Crime / 100K
FBI CDE (state-level est.)
Centennial
3234
Ontario
2388
Ontario +
| Metric | Centennial, CO | Ontario, CA | Better |
|---|---|---|---|
| Violent Crime / 100KFBI CDE (state-level est.) | 512 | 503 | Ontario + |
| Property Crime / 100KFBI CDE (state-level est.) | 3234 | 2388 | Ontario + |
Health
Obesity Rate
CDC PLACES
Centennial
23.1%
Centennial +
Ontario
33.6%
Diabetes Rate
CDC PLACES
Centennial
7.3%
Centennial +
Ontario
12.0%
Poor Mental Health
CDC PLACES — 14+ days/month
Centennial
13.9%
Centennial +
Ontario
17.8%
No Health Insurance
CDC PLACES
Centennial
6.9%
Centennial +
Ontario
17.0%
Binge Drinking
CDC PLACES
Centennial
18.5%
Ontario
15.7%
Ontario +
Current Smokers
CDC PLACES
Centennial
8.0%
Centennial +
Ontario
12.0%
| Metric | Centennial, CO | Ontario, CA | Better |
|---|---|---|---|
| Obesity RateCDC PLACES | 23.1% | 33.6% | Centennial + |
| Diabetes RateCDC PLACES | 7.3% | 12.0% | Centennial + |
| Poor Mental HealthCDC PLACES — 14+ days/month | 13.9% | 17.8% | Centennial + |
| No Health InsuranceCDC PLACES | 6.9% | 17.0% | Centennial + |
| Binge DrinkingCDC PLACES | 18.5% | 15.7% | Ontario + |
| Current SmokersCDC PLACES | 8.0% | 12.0% | Centennial + |
Climate
Avg Annual Temp
NOAA 1991–2020 normal
Centennial
49.6°F
Centennial +
Ontario
65.5°F
Annual Precipitation
NOAA 1991–2020 normal
Centennial
17.4 in
Ontario
15.0 in
Ontario +
| Metric | Centennial, CO | Ontario, CA | Better |
|---|---|---|---|
| Avg Annual TempNOAA 1991–2020 normal | 49.6°F | 65.5°F | Centennial + |
| Annual PrecipitationNOAA 1991–2020 normal | 17.4 in | 15.0 in | Ontario + |
Air Quality
PM2.5 Annual Avg
EPA AQS (state-level est.)
Centennial
6.2 µg/m³
Centennial +
Ontario
7.9 µg/m³
Good Air Days
AQI ≤ 50
Centennial
75.0%
Ontario
75.0%
Tie
| Metric | Centennial, CO | Ontario, CA | Better |
|---|---|---|---|
| PM2.5 Annual AvgEPA AQS (state-level est.) | 6.2 µg/m³ | 7.9 µg/m³ | Centennial + |
| Good Air DaysAQI ≤ 50 | 75.0% | 75.0% | Tie |
Commute
Mean Commute Time
Census ACS
Centennial
N/A
Ontario
28.2 min
| Metric | Centennial, CO | Ontario, CA | Better |
|---|---|---|---|
| Mean Commute TimeCensus ACS | N/A | 28.2 min | - |
Which City is Right for You?
Centennial offers more affordable housing with a median home price of $650,791. On public safety, Ontario is safer with a violent crime rate of 503 per 100,000 residents, compared to 512 in Centennial. Centennial has cleaner air (PM2.5 avg 6.2 µg/m³). For overall health outcomes, Centennial scores better with a lower obesity rate of 23.1%.
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