It really depends on a bunch of factors like the size, materials used, and your location. But it could start from tens of thousands of dollars.
Adding a 2-story addition can be pricey. It usually depends on the complexity of the design and the quality of materials. On average, you might be looking at around $80,000, but it could go up or down depending on various factors.
The cost to add a 2-story addition can vary widely. You need to consider things like construction materials, labor costs, and permits. In some cases, it could cost anywhere from $50,000 to $150,000 or more.