| Statistics by age 26-44, 1990 | Total | % | % of total |
| Total Population | 248,709,873 | 100.00% | 100.00% |
| Total 26-44 | 76,542,735 | 100% | 30.78% |
| Male | 38,038,777 | 49.70% | 15.29% |
| Female | 38,503,958 | 50.30% | 15.48% |
| AGE (1990) | |||
| 26 to 29 years | 17,100,945 | 22.34% | 6.88% |
| 30 to 34 years | 21,862,887 | 28.56% | 8.79% |
| 35 to 39 years | 19,963,117 | 26.08% | 8.03% |
| 40 to 44 years | 17,615,786 | 23.01% | 7.08% |
| Total | 76,542,735 | 100.00% | 30.78% |
| GEOGRAPHY | |||
| Urban population | 58,584,681 | 76.54% | 23.56% |
| Rural population | 18,383,331 | 24.02% | 7.39% |
| EDUCATIONAL ATTAINMENT | |||
| Less than 9th grade | 3,310,668 | 4.33% | 1.33% |
| 9th to 12th grade, no diploma | 8,330,706 | 10.88% | 3.35% |
| High school graduate | 22,574,815 | 29.49% | 9.08% |
| Some college, no degree | 17,132,710 | 22.38% | 6.89% |
| Associates degree | 6,443,130 | 8.42% | 2.59% |
| Bachelor's degree | 13,012,959 | 17.00% | 5.23% |
| Graduate or professional degree | 6,163,024 | 8.05% | 2.48% |
| Foreign-born population | 7,829,889 | 10.23% | 3.15% |
| Civilian veterans | 7,865,225 | 10.28% | 3.16% |
| RACE | |||
| White | 61,337,649 | 80.14% | 24.66% |
| Black | 9,043,543 | 11.82% | 3.64% |
| American Indian, Eskimo, or Aleut | 587,057 | 0.77% | 0.24% |
| Asian or Pacific Islander | 2,521,880 | 3.29% | 1.01% |
| Other race | 3,052,606 | 3.99% | 1.23% |
| Hispanic origin | 6,848,368 | 8.95% | 2.75% |