| Index | Winfield | Kansas | National |
| Average Test Scores | 30% | 35% | 48% |
| Student/Teacher ratio | 13:1 | 14:1 | 16:1 |
| Total public schools | 8 | 970 | 79,221 |
| Total private schools | 2 | 190 | 24,874 |
| Total post-secondary schools | 1 | 86 | 7,963 |

| Index | Winfield | Kansas | National |
| Completed 8th grade | 82.4% | 87.4% | 84.3% |
| Completed high school | 81.2% | 86.1% | 83.0% |
| Completed some college | 56.9% | 63.7% | 59.4% |
| Completed associate degree | 31.5% | 39.8% | 38.5% |
| Completed bachelors | 21.5% | 31.6% | 30.3% |
| Completed masters | 7.2% | 11.4% | 11.5% |
| Completed professional degree | 1.8% | 3.0% | 3.3% |
| Completed doctorate | 0.5% | 1.2% | 1.3% |
There are a total of 8 public schools, 2 private schools and 1 post-secondary schools in Winfield. Using the proficiency score averages, the average test scores for Winfield, KS schools is 30%. The average student to teacher ratio is 13:1. In Winfield, KS, an average of 82.4% of students have completed 8th grade and an average of 81.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Dexter, KS | 617 | 45% | 6.8% |
| Udall, KS | 771 | 28% | 41.7% |
| Burden, KS | 653 | 27% | 43.8% |
| Oxford, KS | 1,087 | 26% | 46.4% |
| Arkansas City, KS | 12,228 | 23% | 52.1% |
| Winfield, KS | 12,321 | 30% | 37.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Edgewood, WA | 12,324 | 58% | 21.4% |
| Trophy Club, TX | 12,312 | 75% | 55.2% |
| Franklin, OH | 12,311 | 64% | 34.2% |
| St. Peter, MN | 12,333 | 46% | 4.7% |
| Brown Deer, WI | 12,298 | 36% | 25.0% |
| Winfield, KS | 12,321 | 30% | 37.8% |