If the block sold for $1,140,000 and assuming that house was "luxury" and $20K per square x 68 = $1,360,000 to build, total cost price would be $2,500,000...maybe $2,700,000 allowing for a margin for error. Flipping it for $3,308,000 gives you a $600-$800K margin. Whopping, unbelievable.
The...