Petersburg High School
School pathway
Test scores
AK STAR + Alaska Science 2023-24 . % Advanced + ProficientWhat this means: On the AK STAR + Alaska Science, Alaska's statewide test, about 59 of every 100 students at this school read and write at grade level and about 28 of 100 do math at grade level. Across all Alaska schools, those numbers are about 35 and 34.
7-year change
SY 2017-18 vs SY 2024-25About Petersburg High School
Located at 109 Charles W St, in Petersburg, Alaska, Petersburg High School is a rural-scale four-year high school that caters to 144 students (grades 9 through 12), operated by Petersburg Borough School District. Compared to the state average of about 373 students per school, that is 61% below typical.
Petersburg High School is one of 3 schools operated by Petersburg Borough School District, a district that serves 464 students overall.
In terms of who attends, Petersburg High School shows that 67% of the student body identifies as White; the rest breaks down as 19% Native American, 7% Asian, 3% Hispanic, 2% Black. That composition is broadly in line with Petersburg Borough as a whole.
On the resource side, Staff filings list 12 full-time-equivalent teachers, which works out to roughly 12.1:1 students per teacher. The state averages around 17.0:1, so this campus is tighter than the state norm typical. An estimated 60% of students are eligible for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator.
Across the wider county, the surrounding county (Petersburg Borough) reports that median household earnings sit near $75,125, 26% of adults hold a bachelor's degree or higher, and the poverty rate sits near 4%. Petersburg High School is one of 3 public schools in Petersburg Borough (combined enrollment of about 464 students).
Nearest neighbor: Mitkof Middle School, around 0.0 miles off. Within five miles, there are 2 other public schools.
The campus sits in an outlying setting.
Looking at the recent track record. Looking back 7 years, enrollment at Petersburg High School has decreased 5%, going from 151 students in 2018 to 144 in 2025. Class-load math has fell: from 14.6:1 in 2018 to 12.1:1 in 2025.
On allk12, posts here usually surface around fundraisers, lost-and-found posts, and report-card season. Posting is open to anyone connected to the school.
Petersburg Borough at a glance
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Related schools
- Rae C. Stedman ElementaryElementary · 206 students
- Mitkof Middle SchoolMiddle · 114 students
- Rae C. Stedman ElementaryElementary · 206 students
- Mitkof Middle SchoolMiddle · 114 students
- Mitkof Middle School0.0 mi · 114
- Rae C. Stedman Elementary0.1 mi · 206
- Wrangell High School32.2 mi · 71
- Stikine Middle School32.3 mi · 59
- Evergreen Elementary32.4 mi · 134