Discover for yourself how much damage a flood could do to your home. The Cost of Flooding is an interactive demo that can show you how much money it costs to recover from a flood. Just a few inches of water can wash away thousands of dollars in value to your dollars in value to your home. Most homeowners insurance doesn't cover flooding. And replacing items yourself can cost more than you think. The price of a flood insurance policy is small compared to the financial damage floods can cause.