The standard size of a utility room in a house is 4 feet by 6 feet. This varies greatly depending on the overall size of the house.
The average size of a utility room is around 25 square feet. It provides enough room to store a few belongings but not much more.
There is no standard for the size of a dressing room.
12by 16
27m2
There is no accepted standard laundry rooms size just as there is no standard sizes for kitchens or baths.
650sft/room
1:1.5
There is no standard size. There used to be, but now since they make plastic sinks in addition to cast iron sinks, you can buy many other sizes.
Depends on the size of the rest of the house.
A hotel lobby does not have a standard size
10 x 19
"Utility room" in French is "buanderie".