| Index | Langford | South Dakota | National |
| Average Test Scores | 48% | 48% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 340 | 79,221 |
| Total private schools | n/a | 76 | 24,874 |
| Total post-secondary schools | n/a | 25 | 7,963 |
| Index | Langford | South Dakota | National |
| Completed 8th grade | 92.7% | 89.1% | 84.3% |
| Completed high school | 89.1% | 86.8% | 83.0% |
| Completed some college | 58.3% | 60.4% | 59.4% |
| Completed associate degree | 37.2% | 38.5% | 38.5% |
| Completed bachelors | 30.8% | 27.5% | 30.3% |
| Completed masters | 6.9% | 8.1% | 11.5% |
| Completed professional degree | 4.0% | 2.5% | 3.3% |
| Completed doctorate | 1.2% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Langford. Using the proficiency score averages, the average test scores for Langford, SD schools is 48%. The average student to teacher ratio is n/a. In Langford, SD, an average of 92.7% of students have completed 8th grade and an average of 89.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Groton, SD | 1,842 | 70% | 45.1% |
| Britton, SD | 1,339 | 54% | 12.1% |
| Claremont, SD | 51 | 25% | 47.9% |
| Langford, SD | 525 | 48% | 0.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Cape Vincent, NY | 525 | 55% | 14.6% |
| Harmony, NC | 525 | 48% | 1.0% |
| Dillard, OR | 525 | 50% | 4.2% |
| Laurelville, OH | 525 | 62% | 29.2% |
| Richmond, KS | 524 | 43% | 9.9% |
| Langford, SD | 525 | 48% | 0.7% |
Here are the best places to live in South Dakota
Check out the 10 safest cities in South Dakota
Top 10 cities in South Dakota with the best education system
These are the 10 most affordable cities in South Dakota