| Index | Calhan | Colorado | National |
| Average Test Scores | 36% | 39% | 48% |
| Student/Teacher ratio | n/a | 17:1 | 16:1 |
| Total public schools | n/a | 1,426 | 79,221 |
| Total private schools | n/a | 384 | 24,874 |
| Total post-secondary schools | n/a | 138 | 7,963 |
| Index | Calhan | Colorado | National |
| Completed 8th grade | 91.7% | 87.9% | 84.3% |
| Completed high school | 91.7% | 87.1% | 83.0% |
| Completed some college | 58.4% | 69.3% | 59.4% |
| Completed associate degree | 35.4% | 47.1% | 38.5% |
| Completed bachelors | 19.8% | 38.7% | 30.3% |
| Completed masters | 6.0% | 14.3% | 11.5% |
| Completed professional degree | 0.5% | 3.9% | 3.3% |
| Completed doctorate | 0.5% | 1.6% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Calhan. Using the proficiency score averages, the average test scores for Calhan, CO schools is 36%. The average student to teacher ratio is n/a. In Calhan, CO, an average of 91.7% of students have completed 8th grade and an average of 91.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Simla, CO | 504 | 56% | 15.6% |
| Peyton, CO | 0 | 44% | 8.5% |
| Ellicott, CO | 1,012 | 34% | 28.8% |
| Elbert, CO | 220 | 24% | 50.5% |
| Calhan, CO | 463 | 36% | 26.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Ogilvie, MN | 463 | 50% | 3.1% |
| Alta Vista, KS | 463 | 50% | 4.2% |
| Lostant, IL | 463 | 45% | 6.3% |
| Yampa, CO | 463 | 42% | 12.5% |
| Canton, OK | 464 | 26% | 45.8% |
| Calhan, CO | 463 | 36% | 26.0% |
Here are the best places to live in Colorado
These are the largest cities in Colorado
Check out the 10 safest cities in Colorado
Most Dangerous Cities In The US