SEAGOVILLE H S

As a heavily attended 9-12 campus in DALLAS, Texas, SEAGOVILLE H S hosts 1,786 students from grades 9 through 12, part of DALLAS ISD. That puts it 124% larger than the typical public school in Texas, which averages around 796 students.

Within DALLAS ISD, which oversees 240 schools and 140,630 students, SEAGOVILLE H S is one campus in the system.

Looking at the student body, SEAGOVILLE H S lists that 73% of the student body identifies as Hispanic; the rest reads as 19% Black, 7% White. By comparison, Dallas County as a whole is about 41% Hispanic, so the school skews considerably more Hispanic than its surroundings.

Looking at the economic backdrop, The school currently runs with 113 full-time-equivalent teachers, for a student-teacher ratio near 15.8:1. That tracks the state average closely. Roughly 91% of students at SEAGOVILLE H S qualify for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. Set against Dallas County (around 77%), the school's rate is north of typical.

After controlling for student poverty, SEAGOVILLE H S tracks the demographic baseline. The model predicts 34.0% given the school's FRL share; actual proficiency is 35.4%.

Across the wider county, ACS estimates for Dallas County put median household earnings sit near $76,547, roughly 36% of adults have completed at least a four-year degree, and roughly 11% of residents live below the federal poverty line. SEAGOVILLE H S is one of 771 public schools in Dallas County (combined enrollment of about 459,645 students).

SEAGOVILLE MIDDLE is the nearest neighboring public school, about 0.3 miles from this campus. Within five miles, there are 8 other public schools. Among the 9 schools in that immediate cluster with test data (this one included), SEAGOVILLE H S ranks 5th on composite proficiency, above the local average of 31.9%.

The school occupies a downtown site.

Five-year trend. Over the past 7-year window, the student count climbed 23%: 1,452 students in 2018 compared to 1,786 in 2025. Over the same period, the Hispanic share ticked up from 67% to 73%.

On the community side, the page collects discussion, questions, and updates around science fair prep, picture-day reminders, and bus-route questions. Anyone with firsthand experience at this school can post or comment.