| | Williams, CA | Pico Rivera, CA | United States |
| Expend. per Student | $15,748 | $17,429 | $15,905 |
| Educ. Expend. per Student | $11,619 | $14,374 | $13,142 |
| Instr. Expend. per Student | $7,014 | $8,492 | $7,999 |
| Pupil/Teacher Ratio | 20.36 | 21.86 | 16.23 |
| Students per Librarian | 0 | 6565 | 4573 |
| Students per Counselor | 489 | 380 | 530 |
| Grade School Educ. | 19.6% | 17.5% | 4.8% |
| Some High School Educ. | 14.4% | 11.0% | 6.3% |
| High School Educ. | 66.0% | 71.6% | 88.9% |
| Some College Educ. | 10.4% | 19.0% | 20.0% |
| 2 yr College Grad. | 8.4% | 6.8% | 8.7% |
| 4 yr College Grad. | 11.7% | 14.1% | 33.7% |
| Masters Grad. | 1.4% | 2.8% | 9.3% |
| Professional Degree | 0.1% | 0.8% | 2.2% |
| Doctorate Degree | 0.4% | 0.4% | 1.5% |