| Index | Harriman | Tennessee | National |
| Average Test Scores | 34% | 35% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 7 | 1,390 | 79,221 |
| Total private schools | n/a | 430 | 24,874 |
| Total post-secondary schools | 2 | 189 | 7,963 |
| Index | Harriman | Tennessee | National |
| Completed 8th grade | 75.2% | 82.0% | 84.3% |
| Completed high school | 73.3% | 79.9% | 83.0% |
| Completed some college | 44.5% | 53.2% | 59.4% |
| Completed associate degree | 27.3% | 32.2% | 38.5% |
| Completed bachelors | 12.5% | 25.4% | 30.3% |
| Completed masters | 4.2% | 9.3% | 11.5% |
| Completed professional degree | 0.7% | 2.8% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of 7 public schools, n/a private schools and 2 post-secondary schools in Harriman. Using the proficiency score averages, the average test scores for Harriman, TN schools is 34%. The average student to teacher ratio is n/a. In Harriman, TN, an average of 75.2% of students have completed 8th grade and an average of 73.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Kingston, TN | 5,946 | 41% | 15.4% |
| Loudon, TN | 5,829 | 35% | 27.6% |
| Rockwood, TN | 5,446 | 31% | 35.4% |
| Oliver Springs, TN | 3,918 | 28% | 42.7% |
| Coalfield, TN | 2,861 | 21% | 56.3% |
| Harriman, TN | 6,144 | 34% | 29.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Junction City, OR | 6,140 | 47% | 1.6% |
| Holly, MI | 6,151 | 54% | 11.6% |
| Rensselaer, IN | 6,151 | 46% | 4.5% |
| Twin Lakes, WI | 6,134 | 42% | 12.5% |
| Elm Grove, WI | 6,156 | 69% | 44.3% |
| Harriman, TN | 6,144 | 34% | 29.2% |
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