Dulles HS.
Free facts about this school, with sources and years. Want the 5-year story behind the numbers? That's what members get.
About this school.
Dulles HS is a public high school in Sugar Land, Texas, serving grades 09–12. It enrolled 2,165 students in 2024. 94.9% of the cohort graduated in four years (2024) and 48% reached math proficiency and 69% reached reading proficiency in 2024-2025 state testing. The school performs at or above the state median in math (2024-2025). The pupil–teacher ratio was 17.71 to 1 (2025).
What the numbers say.
Every figure below is an officially reported fact with its year. Comparison bars pit this school against district, state, and U.S. medians. Figures marked xx are member-only fields — same catalog, values kept back for members.
Pupil–teacher ratio. A staffing ratio, not class size.
Academic outcomes
Math proficiency
Students meeting the grade-level math standard
Source year 2024-2025
Reading proficiency
Reading and writing proficiency
Source year 2024-2025
4-year graduation rate
Cohort graduation rate
Source year 2024
Science proficiency
Science assessment proficiency
Member-only field
Staff & support
Counts part-time teachers as fractions — about 122 teachers' worth of full-time staffing.
Reported teaching staff
Counselors
Support-staff FTE · member-only rows
Attendance & climate
Source year 2023
Source year 2025
Class size & programs
Average students per class, reported by the school
Reported programs
Programs the school reports offering this year
Program flags as reported
Equity
Source year 2024
Source year 2024
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This school performs at or above the state median in math (2024-2025). This school performs at or above the state median in reading (2024-2025). This school performs at or above the state median in graduation (2024-2025). We publish peer-relative facts only — no ratings, no rankings.
Where students come from — and go next.
Schools this one is reported to receive students from, or send students to. Reported relationships only — not guaranteed progression or attendance eligibility.
Students typically arrive from
Elementary schools · 7
- Dulles EL
Elementary · Sugar Land0.2 mi - Highlands EL
Elementary · Sugar Land1.9 mi - Lexington Creek EL
Elementary · Missouri City2.1 mi - Meadows EL
Elementary · Meadows Place2.2 mi - Barrington Place EL
Elementary · Sugar Land2.7 mi - El Daep
Elementary · Missouri City3.7 mi - Hunters Glen Early Literacy Center
Elementary · Missouri City4.5 mi
Middle schools · 1
Questions about Dulles HS.
What grades does Dulles HS serve?
Dulles HS is a high school serving grades 09–12.
Where is Dulles HS located?
Dulles HS is in Sugar Land, Texas. Its reported address is 550 DULLES AVE.
How many students attend Dulles HS?
2,165 students were enrolled in 2024.
How big are classes at Dulles HS?
The pupil–teacher ratio was 17.71 to 1. That is a staffing ratio, not the same as class size — see the class-size chart on this page.
What is the graduation rate at Dulles HS?
94.9% of the cohort graduated in four years (2024).
How do students score at Dulles HS?
48% reached math proficiency and 69% reached reading proficiency in 2024-2025 state testing.
How does Dulles HS compare to other Texas schools?
This school performs at or above the state median in mathematics (2024-2025).
What programs does Dulles HS offer?
The school reports: Advanced Placement (32 courses), gifted program, dual enrollment. Full course-level detail is a member extra.
Do you rank or rate schools?
No — never. We publish reported facts with their sources and years. Anyone selling you a single score is selling an opinion, not data.
How current is this information?
Every fact carries its year, shown beside the value. This page reflects release v2026.07.
Can I get the full dataset for Dulles HS?
This page is the free record. Full school rows and API entry are paid — see API access.
Check the original record.
The full directory record for this school, as reported. Anything we don't hold is left out — never filled in.
DULLES H S
Directory facts as reported to the source. This page reflects release v2026.07.
122 fields. This page shows the highlights.
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