| Address: | 2275 Central Avenue |
| City: | McKinleyville |
| State: | California |
| Zipcode: | 95519 |
| Country: | United States |
| Type: | Public |
| Grades: | K–8 |
| Students: | 971 |
| Teachers: | 44.47 (FTE) |
| Staff: | 78.32 (FTE) |
| Ratio: | 21.83 |
Mckinleyville Union Elementary School District is a public school district in Humboldt County, California, United States.