Black Diamond, FL vs Key Colony Beach, FL

The cost of living difference between Black Diamond, FL and Key Colony Beach, FL is dramatic. Black Diamond is 32.1% cheaper than Key Colony Beach, a gap that translates to thousands of dollars per year in household expenses. Black Diamond has a cost index of 109 while Key Colony Beach sits at 160, 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 Black Diamond are $432,700 compared to $834,800 in Key Colony Beach, a 48% gap.

Median household income in Black Diamond is $111,142 compared to $94,531 in Key Colony Beach (+17.6%). Black Diamond offers a double advantage: higher earnings combined with a lower cost of living, giving residents significantly more purchasing power.