Kelseyville, CA vs San Marino, CA

The cost of living difference between Kelseyville, CA and San Marino, CA is dramatic. Kelseyville is 70.2% cheaper than San Marino, a gap that translates to thousands of dollars per year in household expenses. Kelseyville has a cost index of 92 while San Marino sits at 310, 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 Kelseyville is $1,136/month compared to $3,501/month in San Marino — a 68% difference. Home values follow the same pattern: Kelseyville is more affordable at $240,500 median vs $2,000,001.

Median household income in Kelseyville is $43,475 compared to $187,633 in San Marino (-76.8%). While San Marino is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Kelseyville spend roughly 31.4% of their income on rent, more than the 22.4% in San Marino. The San Marino ratio exceeds the commonly recommended 30% threshold, which can put pressure on household budgets.

Climate-wise, San Marino is notably warmer with an average of 65.8°F compared to 59.8°F in Kelseyville. Kelseyville receives more rainfall at 34.8" per year compared to 14.3" in San Marino.