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Trinity Alps Unified School District (9-12), California

Trinity Alps Unified School District (9-12) is a secondary (high school) district in Trinity County, California, for grades 9–12. About 6,519 people live in it (2020–2024 estimate). It covers 1,148 sq mi (2,972 km²) of land.

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Trinity Alps Unified School District (9-12) in California
Northern Humboldt Union High School DistrictScott Valley Unified School District (9-12)Dunsmuir Joint Union High School DistrictShasta Union High School District
Trinity Alps Unified School District (9-12) and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Population, 2020–2024 estimate
6,519 ± 813
Grades
9–12
Type
Secondary (high school) district
County
Trinity County
Land area
1,148 sq mi (2,972 km²)
Median household income
$48,526 ± $5,913
Median home value
$334,500 ± $29,609
Water area
25.2 sq mi (65.2 km²)
State
California
Census code (GEOID)
0606006
Coordinates (central point)
40.916813, -123.061902
Check a point in the school district finder

These coordinates mark a central point for the district, not a school or an address. Population, income and home value: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 20, 2026.

Towns, townships and communities in Trinity Alps Unified School District (9-12), largest first

  1. Lewiston (CDP)2,020 people
  2. Junction City (CDP)1,190 people
  3. Douglas City (CDP)1,060 people
  4. Trinity Center (CDP)414 people
  5. Burnt Ranch (CDP)318 people
  6. Coffee Creek (CDP)280 people
  7. Trinity Village (CDP)209 people

A town, township, city or borough is listed when at least half its land is in the district; a community, when its central point is. Near a district line, an address can belong to the district next door.

Bordering secondary (high school) districts, nearest first

  1. Scott Valley Unified School District (9-12)25 mi north
  2. Dunsmuir Joint Union High School District42 mi east
  3. Northern Humboldt Union High School District45 mi west
  4. Shasta Union High School District51 mi east
  5. Siskiyou Union High School District63 mi northeast

These share a boundary with Trinity Alps Unified School District (9-12). Distances are straight lines between central points.

Before using this answer for enrollment

A district boundary doesn’t decide which school a student attends; the district’s attendance zones and rules do. Confirm the full address and grade with Trinity Alps Unified School District (9-12) before you rely on it.

See its schools and enrollment on NCES ↗

Find the school district where you are now or find your town or township.