Rio Oso, CA vs Summerland, CA
The cost of living difference between Rio Oso, CA and Summerland, CA is dramatic. Rio Oso is 52.6% cheaper than Summerland, a gap that translates to thousands of dollars per year in household expenses. Rio Oso has a cost index of 116 while Summerland sits at 244, 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.
When it comes to buying, median home values in Rio Oso are $478,800 compared to $2,000,001 in Summerland, a 76% gap.
Median household income in Rio Oso is $172,500 compared to $133,083 in Summerland (+29.6%). Rio Oso offers a double advantage: higher earnings combined with a lower cost of living, giving residents significantly more purchasing power.
Climate-wise, both cities share similar average temperatures (62.1°F vs 59.3°F). Rio Oso receives more rainfall at 20.1" per year compared to 17.3" in Summerland.
Income & Cost
Housing
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Rent by Bedroom Size
HUD Fair Market Rent (FY 2026) — metro area average
Everyday Prices
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Climate
NOAA 30-year normals (1991-2020)