North Key Largo, FL vs St. Augustine South, FL

The cost of living difference between North Key Largo, FL and St. Augustine South, FL is dramatic. St. Augustine South is 117.2% cheaper than North Key Largo, a gap that translates to thousands of dollars per year in household expenses. North Key Largo has a cost index of 228 while St. Augustine South sits at 105, 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 North Key Largo are $1,858,300 compared to $319,200 in St. Augustine South, a 482% gap.

Median household income in North Key Largo is $146,389 compared to $74,873 in St. Augustine South (+95.5%). The higher salaries in North Key Largo partially offset the cost difference, but don't fully close the gap.

Climate-wise, North Key Largo is notably warmer with an average of 76.2°F compared to 71.4°F in St. Augustine South. North Key Largo receives more rainfall at 56.1" per year compared to 47.6" in St. Augustine South.