United States - Labor Force Participation Rate - Less Than a High School Diploma, 25 Yrs. & over was 46.30% in March of 2024, according to the United States Federal Reserve. Historically, United States - Labor Force Participation Rate - Less Than a High School Diploma, 25 Yrs. & over reached a record high of 48.30 in February of 2023 and a record low of 39.00 in June of 1995. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Labor Force Participation Rate - Less Than a High School Diploma, 25 Yrs. & over - last updated from the United States Federal Reserve on April of 2024.