| Index | Welton | Iowa | National |
| Average Test Scores | n/a | 69% | 48% |
| Student/Teacher ratio | n/a | 13:1 | 16:1 |
| Total public schools | n/a | 1,101 | 79,221 |
| Total private schools | n/a | 208 | 24,874 |
| Total post-secondary schools | n/a | 96 | 7,963 |

| Index | Welton | Iowa | National |
| Completed 8th grade | 91.1% | 89.2% | 84.3% |
| Completed high school | 89.3% | 87.7% | 83.0% |
| Completed some college | 47.3% | 59.8% | 59.4% |
| Completed associate degree | 21.4% | 38.4% | 38.5% |
| Completed bachelors | 6.3% | 27.2% | 30.3% |
| Completed masters | 1.8% | 8.7% | 11.5% |
| Completed professional degree | 0.0% | 2.7% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Welton. Using the proficiency score averages, the average test scores for Welton, IA schools is n/a. The average student to teacher ratio is n/a. In Welton, IA, an average of 91.1% of students have completed 8th grade and an average of 89.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Long Grove, IA | 928 | 87% | 81.3% |
| Delmar, IA | 511 | 82% | 70.8% |
| Wheatland, IA | 1,017 | 80% | 65.6% |
| Goose Lake, IA | 304 | 77% | 60.9% |
| DeWitt, IA | 5,371 | 76% | 57.8% |
| Welton, IA | 155 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Blairsburg, IA | 155 | 70% | 45.8% |
| Edgar Springs, MO | 155 | 62% | 29.2% |
| Starr, SC | 155 | 57% | 18.8% |
| Kirbyville, MO | 155 | 55% | 14.1% |
| San Lorenzo, NM | 155 | 55% | 14.6% |
| Welton, IA | 155 | n/a |