Granite Bay, CA vs San Martin, CA

Granite Bay is moderately more affordable than San Martin, with a 5.1% lower cost of living index. Granite Bay scores 207 compared to 218 for San Martin, where the US average is 100. This difference means residents of San Martin can expect to pay noticeably more for everyday expenses, housing, and services.

On the housing front, median rent in Granite Bay is $2,609/month compared to $2,332/month in San Martin — a 12% difference. Interestingly, home values tell a different story: while San Martin has cheaper rent, Granite Bay actually has lower median home values ($1,094,100 vs $1,315,900).

Median household income in Granite Bay is $190,000 compared to $156,292 in San Martin (+21.6%). Granite Bay offers a double advantage: higher earnings combined with a lower cost of living, giving residents significantly more purchasing power. Looking at affordability, residents of Granite Bay spend roughly 16.5% of their income on rent, less than the 17.9% in San Martin.

Climate-wise, Granite Bay is notably warmer with an average of 63.4°F compared to 57.2°F in San Martin. San Martin receives more rainfall at 22.4" per year compared to 19.2" in Granite Bay.