| Index | Largo | Maryland | National |
| Average Test Scores | 65% | 40% | 48% |
| Student/Teacher ratio | 18:1 | 16:1 | 16:1 |
| Total public schools | 1 | 1,163 | 79,221 |
| Total private schools | 1 | 674 | 24,874 |
| Total post-secondary schools | 1 | 112 | 7,963 |
| Index | Largo | Maryland | National |
| Completed 8th grade | 92.0% | 87.5% | 84.3% |
| Completed high school | 91.9% | 86.5% | 83.0% |
| Completed some college | 74.6% | 64.2% | 59.4% |
| Completed associate degree | 45.0% | 44.8% | 38.5% |
| Completed bachelors | 37.0% | 38.4% | 30.3% |
| Completed masters | 15.7% | 17.7% | 11.5% |
| Completed professional degree | 2.3% | 5.5% | 3.3% |
| Completed doctorate | 0.6% | 2.5% | 1.3% |
There are a total of 1 public schools, 1 private schools and 1 post-secondary schools in Largo. Using the proficiency score averages, the average test scores for Largo, MD schools is 65%. The average student to teacher ratio is 18:1. In Largo, MD, an average of 92.0% of students have completed 8th grade and an average of 91.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Rose Hill, VA | 21,846 | 85% | 76.0% |
| Arlington, VA | 236,434 | 83% | 72.5% |
| Alexandria, VA | 158,309 | 72% | 49.0% |
| Severna Park, MD | 38,729 | 69% | 44.6% |
| Owings, MD | 2,483 | 69% | 43.8% |
| Largo, MD | 11,633 | 65% | 35.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Wyandanch, NY | 11,632 | 40% | 16.7% |
| Beachwood, OH | 11,627 | 86% | 79.5% |
| Maryville, MO | 11,641 | 55% | 14.9% |
| Manor, TX | 11,643 | 39% | 18.8% |
| Jefferson, GA | 11,619 | 62% | 29.2% |
| Largo, MD | 11,633 | 65% | 35.9% |
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