56 percent of men and 43 percent of women ages 18 to 24 live with one or both parents. And, an estimated 65 percent of college graduates are returning to live with their families, hoping for free room and board while they search for a job. While most parents are willing to let their children move back home, K-State Research and Extension family systems specialist Charlotte Shoup-Olsen says this type of living arrangement requires some ground rules.