| | Rapid City, SD | Marlborough, MA | United States |
| Expend. per Student | $10,333 | $23,560 | $15,905 |
| Educ. Expend. per Student | $9,859 | $19,196 | $13,142 |
| Instr. Expend. per Student | $5,774 | $12,141 | $7,999 |
| Pupil/Teacher Ratio | 15.14 | 11.99 | 16.23 |
| Students per Librarian | 1044 | 354 | 4573 |
| Students per Counselor | 407 | 331 | 530 |
| Grade School Educ. | 1.3% | 4.3% | 4.8% |
| Some High School Educ. | 4.1% | 5.3% | 6.3% |
| High School Educ. | 94.6% | 90.4% | 88.9% |
| Some College Educ. | 22.2% | 16.4% | 20.0% |
| 2 yr College Grad. | 10.7% | 7.1% | 8.7% |
| 4 yr College Grad. | 34.8% | 40.2% | 33.7% |
| Masters Grad. | 8.8% | 13.9% | 9.3% |
| Professional Degree | 2.6% | 2.0% | 2.2% |
| Doctorate Degree | 1.5% | 1.5% | 1.5% |