© OpenMapTiles © OpenStreetMap
California
Diamond Bar
Population 53,355
© OpenMapTiles © OpenStreetMap
California
Brea
Population 47,469
Diamond Bar, CA vs Brea, CA
Side-by-side comparison from the latest government data.
| Metric | Diamond Bar, CA | Brea, CA |
|---|---|---|
| Population | 53,355 | 47,469 |
| Median Household Income | $108,281 | $131,129 |
| Median Rent | $2,521/mo | $2,397/mo |
| Median Home Value | $902,200 | $922,300 |
| Cost of Living (US = 100) | 114 | 114 |
| Renters Paying 30%+ of Income | 59.9% | 51.4% |
| Poverty Rate | 10% | 6.6% |
| Unemployment Rate | 5% | 4.3% |
| Violent Crime Rate /100k | 124 | 192 |
| Property Crime Rate /100k | 1,635 | 2,225 |
| Median AQI | 74 | 53 |
| Good AQI Days /yr | 39 | 138 |
| Summer Highs | 89°F | 86°F |
| Winter Lows | 43°F | 49°F |
| Snowfall | 0 in/yr | 0 in/yr |
| Avg Commute | 33.3 min | 31.2 min |
| Hospitals | — | — |
| Avg Hospital Rating | — | — |
| Students per Teacher | 25.2 | 23.1 |
| College Degree Rate | 52.8% | 52.2% |
| Foreign-Born % | 47.3% | 24.4% |
| Population Growth (2020–2025) | -6.0% | -0.1% |
Diamond Bar, CA
Green = clearly better (more than 5% apart). Population, growth, weather, hospital count and foreign-born share aren’t scored.