You should feel safe, comfortable and relaxed at home. You can be completely yourself there. If you come back to a dirty house all the time you will have to deal with some negative influence.
Each day when I wake up, I get myself some coffee and check around the house. Generally, there are cups and bottles lying around, there is some leftover food from the night before and in the bathroom are the clothes from yesterday. It is not too big a mess, but if I do not clean it the same morning, the shit will pile up.
Here are a number of effects your dirty house has on your health. Psychology Today writes it up:
Sounds important. Do you keep it a priority to live in a clean house?