there are 16 million people aged 16 or over who are single and have never cohabited or married, equivalent to 34.5% of the adult population. there are 19.8 million people not living as a couple, equivalent to 39% of the adult population.

What percent of the population is in relationships?

Overall: 47% of all adult Americans–about 95 million people–have been married or in a committed relationship for more than five years. 26% of all American adults–about 53 million people–are not married and are not looking for a romantic partner.