United States - Total Families with Children under 18 Years Old was 33290.00000 Thous. in January of 2023, according to the United States Federal Reserve. Historically, United States - Total Families with Children under 18 Years Old reached a record high of 36757.00000 in January of 2007 and a record low of 20324.00000 in January of 1950. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Total Families with Children under 18 Years Old - last updated from the United States Federal Reserve on April of 2024.