Laguna Niguel, CA vs Ontario, CA
The cost of living difference between Laguna Niguel, CA and Ontario, CA is dramatic. Ontario is 53.1% cheaper than Laguna Niguel, a gap that translates to thousands of dollars per year in household expenses. Laguna Niguel has a cost index of 218 while Ontario sits at 142, making this one of the more striking comparisons on our site. Relocating between these cities would require a serious reassessment of budget and lifestyle expectations.
On the housing front, median rent in Laguna Niguel is $2,819/month compared to $1,916/month in Ontario — a 47% difference. Home values follow the same pattern: Ontario is more affordable at $568,000 median vs $1,123,000.
Median household income in Laguna Niguel is $140,605 compared to $82,806 in Ontario (+69.8%). While Laguna Niguel is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Laguna Niguel spend roughly 24.1% of their income on rent, less than the 27.8% in Ontario.
Climate-wise, both cities share similar average temperatures (64.9°F vs 66.8°F). Ontario receives more rainfall at 11.6" per year compared to 11.2" in Laguna Niguel.
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)