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High · Regular · Grades 9 to 12

Tiyan High School, Barrigada, GU

CEP schoolTiyan High School is a public high school in Barrigada, part of Guam Department of Education. It enrolled 995 students in 2024-25, with 18.8 students per full-time teacher.Listed in NCES data as "TIYAN HIGH SCHOOL".

Enrollment and teachers

Students
995
Teachers (FTE)
53.0
Students per teacher
18.8
Grades
9 to 12

This school's ratio is 3.3 higher than the district figure of 15.5. The Guam average across schools is 15.8. Ratios count all teachers, including specialists, so they are lower than typical class sizes.

This school18.8
District15.5
Guam15.8
United States15.3

School details

Address
13-15 Mariner Avenue, Barrigada, GU 96913
Phone
(671)300-5570
District
Guam Department of Education
County
Guam
Level
High
Type
Regular
Status
Open
Charter
No
Virtual
No
Locale
Suburb: Midsize
NCES school ID
660000200080
Location from NCES coordinates. Map data OpenStreetMap contributors. Open larger map

School meals

Counts of students eligible for free or reduced-price lunch, as reported to NCES.
Direct certification
544Students certified through programs such as SNAP, without an application.
Community Eligibility Provision
Yes (CEP school)

Schools in the Community Eligibility Provision (CEP) serve free meals to all students, so their free lunch counts often reflect direct certification or total enrollment. Free and reduced lunch shares are not comparable between CEP and non-CEP schools.

Related schools

Other high schools in Guam Department of Education

We publish official enrollment and staffing data, not ratings or test scores.

Source: NCES Common Core of Data 2024-25 and F-33 finance 2020, via the Urban Institute Education Data Portal. Last reviewed October 2026. Blank values are not available, not applicable or suppressed in the source. See the methodology.