Norwalk, CA vs San Dimas, CA
Norwalk is moderately more affordable than San Dimas, with a 10.6% lower cost of living index. Norwalk scores 152 compared to 170 for San Dimas, where the US average is 100. This difference means residents of San Dimas can expect to pay noticeably more for everyday expenses, housing, and services.
On the housing front, median rent in Norwalk is $2,014/month compared to $2,232/month in San Dimas — a 10% difference. Home values follow the same pattern: Norwalk is more affordable at $616,600 median vs $756,200.
Median household income in Norwalk is $98,709 compared to $105,833 in San Dimas (-6.7%). The higher salaries in San Dimas partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of Norwalk spend roughly 24.5% of their income on rent, less than the 25.3% in San Dimas.
Climate-wise, both cities share similar average temperatures (66.2°F vs 66.8°F). Norwalk receives more rainfall at 11.9" per year compared to 11.6" in San Dimas.
Income & Cost
Housing
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Rent by Bedroom Size
HUD Fair Market Rent (FY 2026) — metro area average
Everyday Prices
BLS Average Prices by metro area
Climate
NOAA 30-year normals (1991-2020)