Mudrooms are disappearing from homes because they're no longer necessary. With central heating and air conditioning, people no longer need a room where they can take off their wet boots and coats. Homes now have closets with airtight doors that keep the warm air in and the cold air out, and homeowners can just go to the garage or front porch to take off their boots and coats. So mudrooms are becoming obsolete, and many homebuilders are choosing not to include them in their floor plans.

Mudrooms are disappearing from homes because more and more people are choosing to have their laundry room on the main level of the house. With the advent of front-loading washing machines, it's become much more convenient to have the washer and dryer right in your home, rather than having to carry your clothes down to the basement. And with all of the new storage options that are available today, there's no need for a separate mudroom in order to store your coats, shoes, and umbrellas.