Jefferson Union High School District’s schools enrolled 3,631 students in the 2023-24 school year, 4.7% less than the previous year, according to the California Department of Education.
Of all the students welcomed in the 2023-24 school year, 54.4% of them were boys, and 45% were girls.
Jefferson Union High School District covers five schools within San Mateo County with its main office in Daly City.
Among the five schools in Jefferson Union High School District, Westmoor High School recorded the highest enrollment of 1,256 students in the 2023-24 school year.
Although chronic absenteeism in California decreased in 2023, it remains double the pre-pandemic rate. According to the Public Policy Institute of California, chronic absenteeism in the state public schools reached 25% in 2023, up from 12% in 2019.
| School | Total Enrollment |
|---|---|
| Westmoor High School | 1,256 |
| Jefferson High School | 1,071 |
| Terra Nova High School | 697 |
| Oceana High School | 491 |
| Thornton High School | 116 |



