“In 1976, only 37 percent of adults were single. As of August, that percentage has bloomed to 50.2 percent, or about 124.6 million singles. It marks the first time that single Americans make up the majority of the adult population since the government began tracking such data.

Demographics do change. It takes time and these trends are always affecting real estate.

http://www.floridarealtors.org/NewsAndEvents/article.cfm?p=3&id=314528