| | Griswold, CT | Putnam, CT | United States |
| Expend. per Student | $26,209 | $24,734 | $15,905 |
| Educ. Expend. per Student | $21,083 | $20,621 | $13,142 |
| Instr. Expend. per Student | $12,420 | $11,348 | $7,999 |
| Pupil/Teacher Ratio | 11.7 | 12.35 | 16.23 |
| Students per Librarian | 403 | 518 | 4573 |
| Students per Counselor | 331 | 288 | 530 |
| Grade School Educ. | 2.2% | 4.2% | 4.8% |
| Some High School Educ. | 7.3% | 9.4% | 6.3% |
| High School Educ. | 90.5% | 86.4% | 88.9% |
| Some College Educ. | 28.0% | 16.2% | 20.0% |
| 2 yr College Grad. | 9.9% | 10.3% | 8.7% |
| 4 yr College Grad. | 17.0% | 21.8% | 33.7% |
| Masters Grad. | 4.6% | 9.4% | 9.3% |
| Professional Degree | 0.6% | 1.0% | 2.2% |
| Doctorate Degree | 1.4% | 0.2% | 1.5% |