How do I calculate the number of rooms in a house?For each piece of information on a house, there should be a link for how to properly calculate that value. For example, does a large foyer count when calculating the number of rooms? How about a mud room?February 18 2009 - Wellesley11YesReport a ProblemProblemSelect oneOffensive contentIrrelevant contentSpam (pure self-promotion)OtherDetailsYour emailPlease enter a valid email address.Submit CancelContent flaggedWe will review this content. Thanks for helping make the site more useful to everyone. To learn more, read Zillow's Good Neighbor Policy.We're sorry. This service is temporarily unavailable. Please come back later and try again.