| Index | Portland | Colorado | National |
| Average Test Scores | n/a | 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 | Portland | Colorado | National |
| Completed 8th grade | 96.9% | 87.9% | 84.3% |
| Completed high school | 96.9% | 87.1% | 83.0% |
| Completed some college | 68.2% | 69.3% | 59.4% |
| Completed associate degree | 44.2% | 47.1% | 38.5% |
| Completed bachelors | 44.2% | 38.7% | 30.3% |
| Completed masters | 20.2% | 14.3% | 11.5% |
| Completed professional degree | 7.0% | 3.9% | 3.3% |
| Completed doctorate | 7.0% | 1.6% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Portland. Using the proficiency score averages, the average test scores for Portland, CO schools is n/a. The average student to teacher ratio is n/a. In Portland, CO, an average of 96.9% of students have completed 8th grade and an average of 96.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Telluride, CO | 2,059 | 61% | 26.7% |
| Ridgway, CO | 1,142 | 57% | 19.1% |
| Ouray, CO | 1,046 | 57% | 18.1% |
| Portland, CO | 126 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Lower Salem, OH | 126 | 77% | 60.4% |
| Venetie, AK | 126 | 20% | 58.3% |
| Avon, MT | 127 | 50% | 4.2% |
| Sharon, OK | 125 | 42% | 12.5% |
| Goodnews Bay, AK | 127 | 18% | 63.5% |
| Portland, CO | 126 | n/a |
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