| Index | Caldwell | Idaho | National |
| Average Test Scores | 40% | 47% | 48% |
| Student/Teacher ratio | 17:1 | 17:1 | 16:1 |
| Total public schools | 16 | 446 | 79,221 |
| Total private schools | 2 | 83 | 24,874 |
| Total post-secondary schools | 1 | 34 | 7,963 |
| Index | Caldwell | Idaho | National |
| Completed 8th grade | 74.6% | 85.7% | 84.3% |
| Completed high school | 73.4% | 84.8% | 83.0% |
| Completed some college | 47.7% | 62.4% | 59.4% |
| Completed associate degree | 22.3% | 35.6% | 38.5% |
| Completed bachelors | 14.4% | 26.2% | 30.3% |
| Completed masters | 4.1% | 8.4% | 11.5% |
| Completed professional degree | 0.7% | 2.6% | 3.3% |
| Completed doctorate | 0.2% | 1.1% | 1.3% |
There are a total of 16 public schools, 2 private schools and 1 post-secondary schools in Caldwell. Using the proficiency score averages, the average test scores for Caldwell, ID schools is 40%. The average student to teacher ratio is 17:1. In Caldwell, ID, an average of 74.6% of students have completed 8th grade and an average of 73.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Star, ID | 9,819 | 61% | 26.6% |
| Meridian, ID | 107,787 | 59% | 23.3% |
| Marsing, ID | 1,379 | 57% | 17.7% |
| Middleton, ID | 8,005 | 54% | 12.3% |
| Parma, ID | 1,990 | 47% | 1.7% |
| Caldwell, ID | 56,734 | 40% | 17.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Shoreline, WA | 56,835 | 71% | 47.8% |
| Grand Forks, ND | 56,588 | 44% | 7.5% |
| Palm Beach Gardens, FL | 56,979 | 62% | 30.1% |
| Arcadia, CA | 57,053 | 74% | 53.2% |
| Euless, TX | 56,334 | 53% | 9.5% |
| Caldwell, ID | 56,734 | 40% | 17.4% |
Here are the best places to live in Idaho
See the best places to live in Caldwell
These are the largest cities in Idaho
These are the 10 cheapest cities in Idaho