| | Westport, MA | Chilmark, MA | United States |
| Expend. per Student | $20,311 | $36,217 | $15,905 |
| Educ. Expend. per Student | $16,183 | $32,063 | $13,142 |
| Instr. Expend. per Student | $9,937 | $20,960 | $7,999 |
| Pupil/Teacher Ratio | 12.95 | 8.66 | 16.23 |
| Students per Librarian | 529 | 210 | 4573 |
| Students per Counselor | 353 | 255 | 530 |
| Grade School Educ. | 4.7% | 0.0% | 4.8% |
| Some High School Educ. | 5.5% | 4.4% | 6.3% |
| High School Educ. | 89.8% | 95.6% | 88.9% |
| Some College Educ. | 17.3% | 16.1% | 20.0% |
| 2 yr College Grad. | 10.8% | 7.3% | 8.7% |
| 4 yr College Grad. | 30.8% | 63.7% | 33.7% |
| Masters Grad. | 9.5% | 10.4% | 9.3% |
| Professional Degree | 3.4% | 10.5% | 2.2% |
| Doctorate Degree | 1.6% | 3.8% | 1.5% |