| | Darby, MT | Plummer, ID | United States |
| Expend. per Student | $12,853 | $12,248 | $15,905 |
| Educ. Expend. per Student | $10,789 | $11,827 | $13,142 |
| Instr. Expend. per Student | $6,853 | $6,259 | $7,999 |
| Pupil/Teacher Ratio | 14.2 | 13.06 | 16.23 |
| Students per Librarian | 425 | 509 | 4573 |
| Students per Counselor | 267 | 564 | 530 |
| Grade School Educ. | 5.2% | 5.9% | 4.8% |
| Some High School Educ. | 8.8% | 12.4% | 6.3% |
| High School Educ. | 86.0% | 81.7% | 88.9% |
| Some College Educ. | 16.7% | 22.4% | 20.0% |
| 2 yr College Grad. | 5.2% | 10.3% | 8.7% |
| 4 yr College Grad. | 14.6% | 11.1% | 33.7% |
| Masters Grad. | 4.6% | 3.9% | 9.3% |
| Professional Degree | 0.0% | 0.5% | 2.2% |
| Doctorate Degree | 2.9% | 0.0% | 1.5% |