John Marshal School No. 20
| Name | John Marshal School No. 20 |
| Grades | Class KG to Class 08 |
| Address | 521 MAGNOLIA AVE |
| City | Elizabeth |
| School District | Elizabeth Public Schools |
| County | Union County |
| Zipcode | 07206-1406 |
| Phone No. | (908)436-5800 |
| State | New Jersey |
| Suburb | Large |
| Students | 380 |
| Teachers | 37 |
| Student Teacher Ratio | 10.4 students per teacher |
| Charter School | No |
| Magnet School | N/A |
John Marshal School No. 20 is located at 521 MAGNOLIA AVE in Elizabeth city of Union County county in New Jersey. This school comes under Elizabeth Public Schools. You can call them at (908)436-5800 for more details. This is not a magnet school. Total three hundred eighty students from class KG to class 08 study in this school who are taught by thirty seven teachers. This is not a charter school. The student teacher ratio of this school is 10.4.