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Schools in 95521 — Arcata, California: 95521 schools average near the state. The 56.1-point spread is where the choice actually lives.

95521 has 12 ranked schools in Arcata, averaging a Scope Score of 46.7/100 — within 1.8 points of the state average of 44.8 (CDE CAASPP 2025). Scores range from 26.1 to 82.2, a 56.1-point spread. 1 school ranks in the 90th percentile or above statewide.

Avg Scope Score
46.7
State avg: 44.8
SchoolScope composite
Score Range
56.1
26.1 – 82.2
Avg Exceeded %
19.6%
State avg: 21.3%
Chronic Absenteeism
23.5%
State avg: 17.9%
Schools Ranked
12
With Scope Scores

How 95521 schools perform

The top-ranked school is Union Street Charter with a Scope Score of 82 and 56.4% of students exceeding standard.

Schools in 95521 show an average grade 3-to-5 growth of +15.3 percentage points, suggesting these schools are adding real value over time.

Chronic absenteeism across 95521 averages 23.5%, above the state average of 17.9%. CDE CAASPP 2025.

How 95521 compares to nearby zip codes

ZipCitySchoolsAvg Scorevs 95521
95521Arcata12Developing
46.7/100
95519McKinleyville4Developing
39.6/100
-7.1
95531Crescent City9Developing
31.9/100
-14.7

Source: CDE CAASPP 2025, analyzed by SchoolScope.

School archetypes in 95521

3 Growth Engine3 On the Rise1 High Ceiling5 Building Momentum

Hidden gems: 6 schools in 95521 are classified as Growth Engine (3) or On the Rise (3) — showing positive growth trajectories that raw proficiency scores alone don't capture. These are schools where students leave with more than they arrived with.

Archetypes are data-driven labels based on Scope Score dimensions. Learn more

For the data nerds

All schools in 95521

ranked by Scope Score · 2024–25 CAASPP

#SchoolExceededScore
1Union Street Charter
Arcata Elementary High Ceiling
56.4%Strong
82/100
2Arcata High
Northern Humboldt Union High Building Momentum
23.4%Solid
57/100
3Six Rivers Charter High
Northern Humboldt Union High Building Momentum
31.0%Solid
56/100
4Coastal Grove Charter
Arcata Elementary Growth Engine
18.9%Solid
55/100
5Northcoast Preparatory and Performing Arts Academy
Humboldt County Office of Education Growth Engine
25.9%Solid
53/100
6Fuente Nueva Charter
Arcata Elementary Growth Engine
13.9%Developing
45/100
7Redwood Coast Montessori
Arcata Elementary On the Rise
16.5%Developing
43/100
8Pacific Union Elementary
Pacific Union Elementary Building Momentum
14.5%Developing
39/100
9Sunny Brae Middle
Arcata Elementary On the Rise
16.5%Developing
39/100
10Pacific Coast High (Continuation)
Northern Humboldt Union High Building Momentum
3.9%Developing
36/100
11Laurel Tree Charter
Northern Humboldt Union High Building Momentum
5.9%Needs Support
29/100
12Arcata Elementary
Arcata Elementary On the Rise
8.5%Needs Support
26/100
Source: CDE CAASPP 2025 · 12 schools in 95521Methodology · Explore all schools

Schools in 95521 on the map

Data source: California Department of Education · CAASPP 2024-25 · Methodology

Scores are SchoolScope's analysis of public data, not official CDE ratings. They represent one way of interpreting test results and should not be the sole basis for school decisions.

What Scope Scores can't tell you about 95521

Numbers tell you whether students are clearing the bar. A school visit tells you whether they're happy doing it. These metrics are intentionally missing from the Scope Score: class sizes and student-teacher interaction quality; arts, music, athletics, and enrichment programs; teacher experience and turnover; campus safety and social-emotional support; parent and community engagement; quality of special education and gifted programs; how school zones and enrollment boundaries affect access. Full methodology

Frequently asked questions

Are the schools in 95521 (Arcata) good?
95521 has 12 ranked schools in Arcata, averaging a Scope Score of 46.7/100 — within 1.8 points of the state average. 19.6% of students exceed the state standard on average. Data source: California Department of Education CAASPP 2025, analyzed by SchoolScope.
What is the best school in 95521?
The highest-scoring school in zip code 95521 is Union Street Charter with a Scope Score of 82/100 and 56.4% of students exceeding the state standard. See full methodology.
How do 95521 schools compare to the state average?
Schools in zip code 95521 average a Scope Score of 46.7/100 — within 1.8 points of the state average of 44.8. The exceeded rate averages 19.6% vs. 21.3% statewide.
How many schools are in zip code 95521?
Zip code 95521 has 12 ranked schools with Scope Scores. Schools are ranked using a weighted composite of CAASPP test performance, growth trajectory, chronic absenteeism, and suspension rate. Schools with insufficient testing data are not ranked.
What does the Scope Score measure?
The Scope Score is SchoolScope's proprietary composite rating (0–100) based on seven dimensions of publicly available California school data: the exceeded-vs-met standard split, overall proficiency, grade 3–5 growth, chronic absenteeism, suspension rate, ELPAC English Learner proficiency, and baseline proficiency. Full methodology and weights.