In Blue Diamond, installing an air conditioning system incurs several costs that depend on various factors. These include the type of system you choose, the scale of your cooling project (e.g., whole-home vs. room-specific), and the complexity of your particular installation (e.g., how much ductwork does your project require?). On average, you're looking at around $5,600 for a central system, and around $3,800 for a ductless mini-split. Again, though, your actual costs may vary significantly, so it's a good idea to get some quotes from local HVAC professionals to nail down a more accurate estimate for your situation.