Diamond Bar, CA vs San Mateo, 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

vs

San Mateo

63

#1808 nationally

Diamond Bar leads in crime level (2.1 vs 6.7). San Mateo leads in walk score (68 vs 30). San Mateo leads in median household income ($149,152 vs $106,881).

Metric-by-Metric Breakdown

Metric Diamond Bar, CA San Mateo, CA
WhereAtHome Score 63.1 (#1794) 63 (#1808)
Population 52,041 101,327
Typical Home Value (ZHVI) $1,027,046 $1,685,162
Median Household Income $106,881 $149,152
Average Commute 34.9 min 28.5 min
Walk Score 30 68
Crime Level 2.1 6.7
School Rating N/A N/A
Cost of Living Index 182 249
Political lean County 2024 presidential margin — context only, not scored D+32.9 D+50.3