| Warren - Educational Attainment | FIPS Code=23085 |
| 1970 | 1980 | 1990 | |
| Per Cent of Individuals Ages 25 and Older without a High School Diploma | 58.20 | 21.10 | 12.30 |
| Per Cent of Individuals Ages 25 and Older with a High School Diploma or Equivalent | 21.50 | 18.60 | 16.70 |
| Per Cent of Individuals Ages 25 and Older with a Bachelor's Degree or Some College | 9.50 | 24.10 | 29.40 |
| Per Cent of Individuals Ages 25 and Older with a Doctorate, Professional or Master's Degree | 10.80 | 36.30 | 41.60 |