| Guilford Town - Educational Attainment | FIPS Code=25035 |
| 1970 | 1980 | 1990 | |
| Per Cent of Individuals Ages 25 and Older without a High School Diploma | 37.66 | 21.20 | 13.60 |
| Per Cent of Individuals Ages 25 and Older with a High School Diploma or Equivalent | 41.49 | 39.80 | 37.00 |
| Per Cent of Individuals Ages 25 and Older with a Bachelor's Degree or Some College | 9.36 | 17.90 | 24.10 |
| Per Cent of Individuals Ages 25 and Older with a Doctorate, Professional or Master's Degree | 11.47 | 21.10 | 25.30 |