- Southern Trinity High — Grades 9–12 · 7 students
- Mt. Lassic High (Continuation) — Grades 9–12
- Van Duzen Elementary — Grades K–8 · 54 students
- Hoaglin-Zenia Elementary — Grades K–8 · 10 students
with district
with district
with district
| Metric | Southern Trinity Joint Unified School District | National Average | Comparison |
|---|---|---|---|
| Student Enrollment | 84 | 3,700 | ↓ Smaller than avg |
| Number of Schools | 4 | 6 | Varies by district |
| Per-Pupil Spending | $15,700/yr (est.) | $13,700/yr | State avg est. |
| District Type | Public School District | Public District | — |
| Overall Rating | 7/10 — Good | — | Above average |
| District | Rating | Percentile | Students |
|---|---|---|---|
| Southern Trinity Joint Unified School District (this district) | 7/10 | 62nd | 84 |
| Fortuna Union High School District | 4/10 | 38th | 1,066 |
| Southern Humboldt Joint Unified School District | 2/10 | 14th | 708 |
| Northern Humboldt Union High School District | 6/10 | 56th | 1,785 |
🔢 Show the math behind this rating
Ranked against 963 rated districts in CA → 62nd percentile → 7/10.
Source: California Dept. of Education CAASPP Smarter Balanced, 2023–24 school year. Full methodology →
About Southern Trinity Joint Unified School District
Southern Trinity Joint Unified School District is the public school district assigned to zip code 95552 in Southern Trinity, California. Serving students from Kindergarten – 12th, this district is the primary public education system for families living in and around zip code 95552. The sections below cover the district’s resources, scale, rating, and everything families need to know about enrollment and school assignment.
Understanding the 7/10 Rating
With a rating of 7/10 (above average), Southern Trinity Joint Unified School District ranks among California’s above average-rated school systems. Our ratings are based on state assessment results — the share of students scoring proficient or above in reading and math, as reported in California’s CAASPP Smarter Balanced assessments (2023–24 school year). We average each district’s reading and math proficiency, then rank it against other districts in the same state to produce a 1–10 score. Because California is compared only against itself, the rating reflects how this district performs relative to its in-state peers.
⚠️ Small-district caveat. Southern Trinity Joint Unified School District enrolls 84 students. A percentile rank drawn from so few test-takers is statistically unstable — it can move several points from one year to the next on normal variation alone, and a single class of students can swing it. Treat this rating as a rough signal rather than a precise ranking, and look at the school-level detail below before drawing conclusions.
Southern Trinity Joint Unified School District earns an above-average rating, with reading and math proficiency rates stronger than most other districts in California. Above-average districts generally show solid and consistent academic results across their schools. Families considering this area will find a district with meaningful academic strengths. Research the specific schools assigned to your address — even above-average districts have variation between individual buildings.
Enrollment for Families in Zip Code 95552
Children in zip code 95552 are assigned to Southern Trinity Joint Unified School District for public school enrollment, covering grades Kindergarten – 12th. School assignments are address-specific — your elementary, middle, and high school placements depend on your exact street address within zip code 95552, not just your neighborhood. Two homes on opposite ends of the same zip code may be assigned to different schools within the same district.
To confirm your specific school assignments, contact Southern Trinity Joint Unified School District at (707)574-6237 or visit www.stjusd.org. Typical enrollment documents include proof of address, a government-issued birth certificate, immunization records, and any existing school records or IEP documentation. If your child has an IEP or 504 plan, bring that documentation to enrollment — California districts are required to continue services within a reasonable period. Fall enrollment windows typically open in late winter or early spring; contact the district for exact dates and required steps.
School Districts and Home Values in Mad River
For families considering a purchase in the Southern Trinity area, district assignment matters financially. Because Southern Trinity Joint Unified School District serves zip code 95552, buyers should factor school district quality into their overall evaluation of homes in zip code 95552. District boundaries are address-specific — verify the exact district assignment for any property you’re seriously considering rather than assuming based on the neighborhood. A single block can place two adjacent homes in different districts with different ratings and different annual property tax implications.
Use the property tax estimator on this page to calculate estimated annual tax obligations based on your target purchase price. In California, property taxes are a primary funding source for public schools — your tax payments directly support Southern Trinity Joint Unified School District programs and staff. Understanding both district quality and the associated tax burden is essential financial due diligence before committing to any home in zip code 95552.
Data Sources and Accuracy
All district information on this page is sourced from the NCES Common Core of Data (CCD) 2024–2025, the U.S. Department of Education’s annual census of all public school districts — the same dataset used by researchers, journalists, and policymakers to analyze American public education. District boundaries, school assignments, phone numbers, and per-pupil expenditure figures are updated annually when NCES publishes new data, typically in spring. Always verify your specific school assignment and enrollment requirements directly with Southern Trinity Joint Unified School District before making any housing or enrollment decision based on zip code 95552 data.