| Index | Radium | Kansas | National |
| Average Test Scores | n/a | 35% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 970 | 79,221 |
| Total private schools | n/a | 190 | 24,874 |
| Total post-secondary schools | n/a | 86 | 7,963 |
| Index | Radium | Kansas | National |
| Completed 8th grade | 92.0% | 87.4% | 84.3% |
| Completed high school | 92.0% | 86.1% | 83.0% |
| Completed some college | 32.0% | 63.7% | 59.4% |
| Completed associate degree | 16.0% | 39.8% | 38.5% |
| Completed bachelors | 16.0% | 31.6% | 30.3% |
| Completed masters | 0.0% | 11.4% | 11.5% |
| Completed professional degree | 0.0% | 3.0% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Radium. Using the proficiency score averages, the average test scores for Radium, KS schools is n/a. The average student to teacher ratio is n/a. In Radium, KS, an average of 92.0% of students have completed 8th grade and an average of 92.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Great Bend, KS | 15,224 | 32% | 34.1% |
| Macksville, KS | 570 | 30% | 38.0% |
| Larned, KS | 3,732 | 29% | 39.9% |
| St. John, KS | 1,377 | 27% | 43.8% |
| Radium, KS | 7 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Wide Ruins, AZ | 6 | 10% | 79.2% |
| Platinum, AK | 8 | 50% | 4.2% |
| Wetonka, SD | 5 | 50% | 4.2% |
| San Antonio, NM | 9 | 25% | 47.9% |
| Carlton Landing, OK | 5 | 15% | 68.8% |
| Radium, KS | 7 | n/a |
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