Dream about house being knocked down is turning issues or conditions around you. You do not believe in your own ability to achieve your goals. There is no turning back in what you do. This is unfortunately a warning for your tendency to always put others ahead of your own needs. You may be showing off too much or are overly arrogant with your success and achievements.
House being knocked down dream is a message for issues with your self-image. You are no longer being weighed down by some responsibility or emotional burden. You are slowly warming up to a situation. This dream points to your inability to connect with others. There is some problem that you need to patch up or some emotional wound that you need to bandage up.
If you dreamt about house being knocked down:
How easy or difficult is that for you to do these days? You tend to direct your energy outward: projecting your energy onto projects in the outside world or focusing on others. This is fine, but it's very important to be able to check in with yourself when you need to. A yoga practice gives you that opportunity, plus it's great for your muscle tone. Give it a try!