Lake Mary, FL vs Siesta Key, FL

The cost of living difference between Lake Mary, FL and Siesta Key, FL is dramatic. Lake Mary is 32.4% cheaper than Siesta Key, a gap that translates to thousands of dollars per year in household expenses. Lake Mary has a cost index of 134 while Siesta Key sits at 198, 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 Lake Mary is $1,999/month compared to $2,761/month in Siesta Key — a 28% difference. Home values follow the same pattern: Lake Mary is more affordable at $462,200 median vs $954,300.

Median household income in Lake Mary is $116,944 compared to $119,427 in Siesta Key (-2.1%). Siesta Key does offer higher incomes, but the salary premium barely offsets the higher cost of living, leaving residents with a tighter budget. Looking at affordability, residents of Lake Mary spend roughly 20.5% of their income on rent, less than the 27.7% in Siesta Key.

Climate-wise, both cities share similar average temperatures (73.2°F vs 74.1°F). Lake Mary receives more rainfall at 49.6" per year compared to 49.1" in Siesta Key.