Key Biscayne’s tax base rises to $11.6 billion

Key Biscayne’s tax base rises to $11.6 billion

Key Biscayne’s taxable value, a key number for local budget planners, rose 5.6% from a year ago to a new record high of $11.6 billion, according to the Miami-Dade County Property Appraiser.  The increase, however,  is less than countywide taxable value, which the office estimated to be $511.8 billion, an 8.5% increase. The final numbers will be released on July 1. The increase is also far less than last year’s 10% increase in the island’s tax ba…