Ontario CA vs Simi Valley CA — Cost of Living, Crime & Income Comparison 2026
Updated May 2026 · Source: US Census ACS 5-Year (2023), FBI CDE (2023), BLS OEWS (2024)
Ontario, CA
California · Population: 138,723
- Median HH Income$116,945
- Median Home Price$671,948
- Unemployment4.7%
- Bachelor's+40.1%
Simi Valley, CA
California · Population: 125,769
- Median HH Income$117,703
- Median Home Price$839,862
- Unemployment4.5%
- Bachelor's+37.5%
Detailed Comparison
Demographics
Population
Ontario
138,723
Ontario +
Simi Valley
125,769
Pop. Density / sq mi
Lower = more space
Ontario
N/A
Simi Valley
N/A
Median Age
Ontario
36.9
Ontario +
Simi Valley
41.8
Foreign Born
Ontario
21.0%
Ontario +
Simi Valley
18.2%
White
Ontario
53.6%
Simi Valley
63.3%
Simi Valley +
Black
Ontario
1.6%
Ontario +
Simi Valley
1.4%
Asian
Ontario
13.1%
Ontario +
Simi Valley
10.7%
Hispanic
Ontario
40.0%
Ontario +
Simi Valley
27.1%
Spanish at Home
Ontario
N/A
Simi Valley
N/A
| Metric | Ontario, CA | Simi Valley, CA | Better |
|---|---|---|---|
| Population | 138,723 | 125,769 | Ontario + |
| Pop. Density / sq miLower = more space | N/A | N/A | - |
| Median Age | 36.9 | 41.8 | Ontario + |
| Foreign Born | 21.0% | 18.2% | Ontario + |
| White | 53.6% | 63.3% | Simi Valley + |
| Black | 1.6% | 1.4% | Ontario + |
| Asian | 13.1% | 10.7% | Ontario + |
| Hispanic | 40.0% | 27.1% | Ontario + |
| Spanish at Home | N/A | N/A | - |
Economy
Median HH Income
Ontario
$116,945
Simi Valley
$117,703
Simi Valley +
Per Capita Income
Ontario
$50,759
Simi Valley
$53,828
Simi Valley +
Per Capita Personal Income (MSA)
BEA MSA-level
Ontario
$77,230
Simi Valley
$77,230
Tie
Unemployment Rate
Ontario
4.7%
Simi Valley
4.5%
Simi Valley +
Poverty Rate
Ontario
9.2%
Simi Valley
6.7%
Simi Valley +
Bachelor's Degree+
Ontario
40.1%
Ontario +
Simi Valley
37.5%
| Metric | Ontario, CA | Simi Valley, CA | Better |
|---|---|---|---|
| Median HH Income | $116,945 | $117,703 | Simi Valley + |
| Per Capita Income | $50,759 | $53,828 | Simi Valley + |
| Per Capita Personal Income (MSA)BEA MSA-level | $77,230 | $77,230 | Tie |
| Unemployment Rate | 4.7% | 4.5% | Simi Valley + |
| Poverty Rate | 9.2% | 6.7% | Simi Valley + |
| Bachelor's Degree+ | 40.1% | 37.5% | Ontario + |
Housing
Median Home Value
Zillow ZHVI / Census ACS
Ontario
$671,948
Ontario +
Simi Valley
$839,862
Homeownership Rate
Ontario
58.1%
Simi Valley
73.0%
Simi Valley +
| Metric | Ontario, CA | Simi Valley, CA | Better |
|---|---|---|---|
| Median Home ValueZillow ZHVI / Census ACS | $671,948 | $839,862 | Ontario + |
| Homeownership Rate | 58.1% | 73.0% | Simi Valley + |
Safety
Violent Crime / 100K
FBI CDE (state-level est.)
Ontario
503
Simi Valley
503
Tie
Property Crime / 100K
FBI CDE (state-level est.)
Ontario
2388
Simi Valley
2388
Tie
| Metric | Ontario, CA | Simi Valley, CA | Better |
|---|---|---|---|
| Violent Crime / 100KFBI CDE (state-level est.) | 503 | 503 | Tie |
| Property Crime / 100KFBI CDE (state-level est.) | 2388 | 2388 | Tie |
Health
Obesity Rate
CDC PLACES
Ontario
33.6%
Simi Valley
24.4%
Simi Valley +
Diabetes Rate
CDC PLACES
Ontario
12.0%
Simi Valley
10.3%
Simi Valley +
Poor Mental Health
CDC PLACES — 14+ days/month
Ontario
17.8%
Simi Valley
16.3%
Simi Valley +
No Health Insurance
CDC PLACES
Ontario
17.0%
Simi Valley
7.4%
Simi Valley +
Binge Drinking
CDC PLACES
Ontario
15.7%
Ontario +
Simi Valley
16.3%
Current Smokers
CDC PLACES
Ontario
12.0%
Simi Valley
10.1%
Simi Valley +
| Metric | Ontario, CA | Simi Valley, CA | Better |
|---|---|---|---|
| Obesity RateCDC PLACES | 33.6% | 24.4% | Simi Valley + |
| Diabetes RateCDC PLACES | 12.0% | 10.3% | Simi Valley + |
| Poor Mental HealthCDC PLACES — 14+ days/month | 17.8% | 16.3% | Simi Valley + |
| No Health InsuranceCDC PLACES | 17.0% | 7.4% | Simi Valley + |
| Binge DrinkingCDC PLACES | 15.7% | 16.3% | Ontario + |
| Current SmokersCDC PLACES | 12.0% | 10.1% | Simi Valley + |
Climate
Avg Annual Temp
NOAA 1991–2020 normal
Ontario
65.5°F
Simi Valley
N/A
Annual Precipitation
NOAA 1991–2020 normal
Ontario
15.0 in
Simi Valley
N/A
| Metric | Ontario, CA | Simi Valley, CA | Better |
|---|---|---|---|
| Avg Annual TempNOAA 1991–2020 normal | 65.5°F | N/A | - |
| Annual PrecipitationNOAA 1991–2020 normal | 15.0 in | N/A | - |
Air Quality
PM2.5 Annual Avg
EPA AQS (state-level est.)
Ontario
7.9 µg/m³
Simi Valley
7.9 µg/m³
Tie
Good Air Days
AQI ≤ 50
Ontario
75.0%
Simi Valley
75.0%
Tie
| Metric | Ontario, CA | Simi Valley, CA | Better |
|---|---|---|---|
| PM2.5 Annual AvgEPA AQS (state-level est.) | 7.9 µg/m³ | 7.9 µg/m³ | Tie |
| Good Air DaysAQI ≤ 50 | 75.0% | 75.0% | Tie |
Commute
Mean Commute Time
Census ACS
Ontario
28.2 min
Ontario +
Simi Valley
31.0 min
| Metric | Ontario, CA | Simi Valley, CA | Better |
|---|---|---|---|
| Mean Commute TimeCensus ACS | 28.2 min | 31.0 min | Ontario + |
Which City is Right for You?
Simi Valley leads in median household income at $117,703, while ontario offers more affordable housing with a median home price of $671,948. On public safety, Simi Valley is safer with a violent crime rate of 503 per 100,000 residents, compared to 503 in Ontario. Simi Valley has a lower unemployment rate at 4.5%, and Simi Valley has cleaner air (PM2.5 avg 7.9 µg/m³). For overall health outcomes, Simi Valley scores better with a lower obesity rate of 24.4%.
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