Diamond Bar, CA vs Ontario, CA
Side-by-side comparison of housing, income, commute, safety, and quality of life.
Score Snapshot
No universal winner
Scores summarize the published model. Use the objective metric differences below and your own priorities to choose.
Diamond Bar
63.1
#1794 nationally
Ontario
63.8
#1740 nationally
Diamond Bar leads in crime level (2.1 vs 7.5). Ontario leads in walk score (48 vs 30). Diamond Bar leads in median household income ($106,881 vs $78,070).
Metric-by-Metric Breakdown
| Metric | Diamond Bar, CA | Ontario, CA |
|---|---|---|
| WhereAtHome Score | 63.1 (#1794) | 63.8 (#1740) |
| Population | 52,041 | 182,457 |
| Typical Home Value (ZHVI) | $1,027,046 | $671,649 |
| Median Household Income | $106,881 | $78,070 |
| Average Commute | 34.9 min | 31.3 min |
| Walk Score | 30 | 48 |
| Crime Level | 2.1 | 7.5 |
| School Rating | N/A | N/A |
| Cost of Living Index | 182 | 143 |
| Political lean County 2024 presidential margin — context only, not scored | D+32.9 | R+2.1 |
D
63.1 Score
Diamond Bar, CA
California community balancing growth and livability
Median Home
$1,027,046
Population
52,041
Crime
Low
Walk Score
30
Pacific
View Diamond Bar, CA →
D
63.8 Score
Ontario, CA
Mid-size California city with community character
Median Home
$671,649
Population
182,457
Crime
Moderate
Walk Score
48
Pacific
View Ontario, CA →
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