About what percentage of total u. s. households were made up of traditional nuclear families in 2013

The answer is "7%".

Nuclear family in social studies and humanities refers to a gathering of individuals who are joined by ties of organization and parenthood and comprising of a couple of grown-ups and their socially perceived kids. Ordinarily, yet not generally, the grown-ups in a nuclear family are legally married. Albeit such couples are regularly a man and a lady, the meaning of the nuclear family has extended with the approach of same-sex marriage. Youngsters in a nuclear family might be the couple's own or adopted posterity.