| Index | Lynden | Washington | National |
| Average Test Scores | 53% | 54% | 48% |
| Student/Teacher ratio | 19:1 | 20:1 | 16:1 |
| Total public schools | 7 | 1,991 | 79,221 |
| Total private schools | 4 | 548 | 24,874 |
| Total post-secondary schools | n/a | 147 | 7,963 |
| Index | Lynden | Washington | National |
| Completed 8th grade | 89.3% | 87.5% | 84.3% |
| Completed high school | 88.1% | 86.6% | 83.0% |
| Completed some college | 66.0% | 67.7% | 59.4% |
| Completed associate degree | 38.8% | 43.3% | 38.5% |
| Completed bachelors | 29.0% | 33.6% | 30.3% |
| Completed masters | 8.1% | 12.3% | 11.5% |
| Completed professional degree | 3.6% | 3.6% | 3.3% |
| Completed doctorate | 1.4% | 1.5% | 1.3% |
There are a total of 7 public schools, 4 private schools and n/a post-secondary schools in Lynden. Using the proficiency score averages, the average test scores for Lynden, WA schools is 53%. The average student to teacher ratio is 19:1. In Lynden, WA, an average of 89.3% of students have completed 8th grade and an average of 88.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Sumas, WA | 1,405 | 62% | 29.2% |
| Everson, WA | 2,773 | 58% | 21.5% |
| Ferndale, WA | 14,591 | 52% | 7.3% |
| Bellingham, WA | 90,821 | 51% | 5.4% |
| Deming, WA | 174 | 50% | 4.2% |
| Lynden, WA | 14,700 | 53% | 11.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Carthage, MO | 14,699 | 44% | 9.2% |
| Franklin Park, PA | 14,701 | 20% | 58.3% |
| Mount Washington, KY | 14,699 | 56% | 15.6% |
| Hewitt, TX | 14,705 | 60% | 24.0% |
| Hereford, TX | 14,692 | 37% | 22.9% |
| Lynden, WA | 14,700 | 53% | 11.0% |
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