Foster City, CA vs Piedmont, CA

Foster City is moderately more affordable than Piedmont, with a 5.9% lower cost of living index. Foster City scores 293 compared to 311 for Piedmont, where the US average is 100. This difference means residents of Piedmont can expect to pay noticeably more for everyday expenses, housing, and services.

On the housing front, median rent in Foster City is $3,501/month compared to $3,501/month in Piedmont — a 0% difference. Interestingly, home values tell a different story: while Piedmont has cheaper rent, Foster City actually has lower median home values ($1,774,500 vs $2,000,001).

Median household income in Foster City is $193,633 compared to $250,001 in Piedmont (-22.5%). While Piedmont is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Foster City spend roughly 21.7% of their income on rent, more than the 16.8% in Piedmont.

Climate-wise, both cities share similar average temperatures (58.7°F vs 58.1°F). Foster City receives more rainfall at 19.6" per year compared to 18.7" in Piedmont.