Westfield High

Westfield High is a big high school in Chantilly, Virginia, part of Fairfax County Public Schools. The school serves 2,737 students in grades 9 through 12. By comparison, Virginia's public schools average about 1,213 students each, so Westfield High sits 126% above that benchmark.

Within Fairfax County Public Schools, which oversees 199 schools and 179,323 students, Westfield High is one campus in the system.

In terms of who attends, Westfield High records that the most-represented group is White (30%), with the rest of the student body spread across multiple groups. Other groups include 27% Hispanic, 23% Asian, 13% Black, 6% multiracial. By comparison, Fairfax County as a whole is about 49% White, so the school skews noticeably less White than its surroundings.

In terms of school funding signals, On paper, Westfield High has 213 full-time-equivalent teachers, translating to a class-load average of around 12.8:1. The state averages around 13.9:1, so this campus is tighter than the state norm typical. About 36% of enrolled students meet the income threshold for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator.

On a demographically-adjusted basis, Westfield High tracks the demographic baseline. The model predicts 78.4% given the school's FRL share; actual proficiency is 68.8%.

In the area at large, census data for Fairfax County shows median household earnings sit near $153,637, about 65% of the adult population holds a bachelor's degree or above, and roughly 4% of residents live below the federal poverty line. Westfield High is one of 222 public schools in Fairfax County (combined enrollment of about 174,475 students).

Cub Run Elementary is the nearest neighboring public school, about 1.4 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 9 schools in that immediate cluster with test data (this one included), Westfield High ranks 8th on composite proficiency, beneath the local average of 73.8%.

The campus sits in a bedroom-community setting.

Over the past 7-year window. Westfield High's enrollment has remained close to its prior level since 2018, when it stood at 2,682 (now 2,737). The White share of enrollment decreased from 38% to 30% over that span. Class-load math has fell: from 15.3:1 in 2018 to 12.8:1 in 2025.

On this page, the page collects discussion, questions, and updates around school events, parent volunteer needs, and clubs. Parents, students, alumni, and staff are welcome to weigh in.