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Trillium Charter

Public, Charter Grades K-5

Students ?

13.2

Student/teacher ratio ?

$37,454

Per pupil spending ?

87.5%

Free/discounted lunch ?

1464 Spear Ave.
Arcata, CA 95521-4882

(707) 822-4721

District: Trillium Charter District

Racial breakdown:

White:

57.5%

Hispanic:

25.0%

American Indian:

12.5%

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At a glance

Strengths

✓Test scores above the California average (53% vs 43% meeting standards)

Worth a look

!High chronic absenteeism (29% vs 19% California)

Students meeting standards (2024-2025) ?

This school53%

California avg43%

Not ranked this year

Trillium Charter did not have enough recent test-score data to be ranked. Check the trend below for past years.

By subject vs California (2024-2025) ?

English Language Arts/Literacy63%+14 vs state

Mathematics42%+5 vs state

★

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Schools Near Trillium Charter

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Ranking:

E Elementary M Middle H High A Alternative P Private

Choose columns to see: Summary School Students/Teachers Ranking Test Scores Immunizations Finance All

School													Students/Teachers											Ranking (2025)				Ranking (2024)				CAST Science (2025)			Smarter Balanced Assessments English Language Arts/Literacy (2025)							Smarter Balanced Assessments Mathematics (2025)							% Completely Immunized (2022)	% Polio (2022)	% Hepatitis B (2022)	% Varicella (2022)	% DTP (2022)	% MMR (2022)	Per Pupil Expenditures (2025)
Name	Type	Grades	Address	City	Zip	County	District	Is Charter	Is Magnet	Is Virtual	Is Title I	Phone	Enrollment	Full-time Teachers	Student/ Teacher Ratio	Free/Discounted Lunch Recipients	White	Black	Hispanic	Asian	American Indian	Pacific Islander	Two or More Races	Average Standard Score (2025)	Statewide Rank (2025)	State Percentile (2025)	SchoolDigger Rating (2025)	Average Standard Score (2024)	Statewide Rank (2024)	State Percentile (2024)	Rank Change from Previous Year	CAST Science 5th Grade	CAST Science 8th Grade	CAST Science All Grades	Smarter Balanced Assessments English Language Arts/Literacy 3rd Grade	Smarter Balanced Assessments English Language Arts/Literacy 4th Grade	Smarter Balanced Assessments English Language Arts/Literacy 5th Grade	Smarter Balanced Assessments English Language Arts/Literacy 6th Grade	Smarter Balanced Assessments English Language Arts/Literacy 7th Grade	Smarter Balanced Assessments English Language Arts/Literacy 8th Grade	Smarter Balanced Assessments English Language Arts/Literacy All Grades	Smarter Balanced Assessments Mathematics 3rd Grade	Smarter Balanced Assessments Mathematics 4th Grade	Smarter Balanced Assessments Mathematics 5th Grade	Smarter Balanced Assessments Mathematics 6th Grade	Smarter Balanced Assessments Mathematics 7th Grade	Smarter Balanced Assessments Mathematics 8th Grade	Smarter Balanced Assessments Mathematics All Grades	% Completely Immunized KG	% Polio KG	% Hepatitis B KG	% Varicella KG	% DTP KG	% MMR KG	Per Pupil Expenditures Total	Sub-total from Federal Funds	Sub-total from State/Local Funds
Trillium Charter	Public, Charter	K-5	1464 Spear Ave.	Arcata	95521	Humboldt County	Trillium Charter District	Yes	(n/a)	No	(n/a)	(707) 822-4721	40	3	13.2	87.5%	23 (57.5%)	0 (0.0%)	10 (25.0%)	0 (0.0%)	5 (12.5%)	0 (0.0%)	2 (5.0%)								(n/a)										63.2							42.1							$37,454	$35,830	$1,624
Pacific Union Elementary	Public	K-8	3001 Janes Rd.	Arcata	95521	Humboldt County	Pacific Union Elementary	No	(n/a)	No	(n/a)	(707) 822-4619	534	29	18.4	54.9%	261 (48.9%)	11 (2.1%)	146 (27.3%)	8 (1.5%)	35 (6.6%)	0 (0.0%)	71 (13.3%)	52.3	2476^th of 5857 public elementary schools	57.7%		53	2398^th of 5869 public elementary schools	59.1%	78	40.4	39.6	40.0	31.1	41.2	44.7	58.1	57.6	54.7	49.1	42.2	29.4	27.7	59.7	39.4	32.1	39.2							$27,933	$26,094	$1,839
Arcata Elementary	Public	K-5	2400 Baldwin St.	Arcata	95521	Humboldt County	Arcata Elementary	No	(n/a)	No	(n/a)	(707) 822-4858	240	15	16.0	78.8%	110 (45.8%)	9 (3.8%)	57 (23.8%)	9 (3.8%)	13 (5.4%)	0 (0.0%)	41 (17.1%)	32.9	3738^th of 5857 public elementary schools	36.2%		32.6	3726^th of 5869 public elementary schools	36.5%	12	35.0		35.0	18.0	25.0	52.5				32.4	20.5	15.6	37.5				25.2	94.3						$30,354	$28,544	$1,810
Fuente Nueva Charter	Public, Charter	K-5	1730 Janes Rd.	Arcata	95521	Humboldt County	Fuente Nueva Charter District	Yes	(n/a)	No	(n/a)	(707) 822-3348	150	8	18.7	45.3%	55 (36.7%)	1 (0.7%)	66 (44.0%)	0 (0.0%)	2 (1.3%)	0 (0.0%)	26 (17.3%)	47	2765^th of 5857 public elementary schools	52.8%		54.7	2302^nd of 5869 public elementary schools	60.8%	463	42.9		42.9	25.0	30.4	61.9				40.0	25.0	39.1	42.9				36.7	79.2		87.5		91.7
Coastal Grove Charter	Public, Charter	K-8	1897 S St.	Arcata	95521	Humboldt County	Coastal Grove Charter District	Yes	(n/a)	No	(n/a)	(707) 825-8804	235	16	14.8	60.9%	181 (77.0%)	5 (2.1%)	19 (8.1%)	2 (0.9%)	7 (3.0%)	1 (0.4%)	18 (7.7%)	50.3	2570^th of 5857 public elementary schools	56.1%		59.8	2072^nd of 5869 public elementary schools	64.7%	498	40.9	31.8	36.4	24.0	50.0	63.6	45.5	56.3	86.4	53.4	32.0	70.8	22.7	27.3	62.5	50.0	43.5	30.8	69.2	76.9	80.8	80.8	84.6
Union Street Charter	Public, Charter	K-5	470 Union St.	Arcata	95521	Humboldt County	Union Street Charter District	Yes	(n/a)	No	(n/a)	(707) 822-4845	99	6	16.3	44.4%	69 (69.7%)	0 (0.0%)	15 (15.2%)	1 (1.0%)	2 (2.0%)	0 (0.0%)	12 (12.1%)	97	156^th of 5857 public elementary schools	97.3%		98.4	57^th of 5869 public elementary schools	99.0%	99	100.0		100.0	70.6	88.2	100.0				85.4	76.5	88.2	92.9				85.4
Jacoby Creek	Public	K-8	1617 Old Arcata Rd.	Bayside	95524	Humboldt County	Jacoby Creek Elementary	No	(n/a)	No	(n/a)	(707) 822-4896	455	22	20.5	34.9%	330 (72.5%)	2 (0.4%)	47 (10.3%)	9 (2.0%)	6 (1.3%)	1 (0.2%)	60 (13.2%)	87.9	785^th of 5857 public elementary schools	86.6%		91.4	614^th of 5869 public elementary schools	89.5%	171	64.0	57.7	60.8	67.4	79.6	70.0	70.6	83.0	82.7	75.4	59.2	67.4	50.0	76.5	70.2	69.2	65.4	94.9	96.6		96.6	96.6		$25,436	$25,038	$398
Morris Elementary	Public	3-5	2395 McKinleyville Ave.	McKinleyville	95519	Humboldt County	McKinleyville Union Elementary	No	(n/a)	No	(n/a)	(707) 839-1529	255	9	28.3	57.3%	138 (54.1%)	2 (0.8%)	44 (17.3%)	4 (1.6%)	21 (8.2%)	1 (0.4%)	44 (17.3%)	46.2	2816^th of 5857 public elementary schools	51.9%		43.7	2947^th of 5869 public elementary schools	49.8%	131	45.6		45.6	34.3	40.6	52.2				43.1	37.3	32.3	28.9				32.4							$21,701	$19,556	$2,145
Blue Lake Union Elementary	Public	K-8	631 Greenwood Ave.	Blue Lake	95525	Humboldt County	Blue Lake Union Elementary	No	(n/a)	No	(n/a)	(707) 668-5674	153	12	13.0	62.1%	92 (60.1%)	0 (0.0%)	24 (15.7%)	2 (1.3%)	8 (5.2%)	1 (0.7%)	26 (17.0%)	34.1	3644^th of 5857 public elementary schools	37.8%		25.2	4349^th of 5869 public elementary schools	25.9%	705	27.3	11.8	20.5	36.8	30.8	31.8	30.0	45.5	29.4	33.3	52.6	46.2	22.7	15.0	27.3	11.8	28.4	90.5						$34,316	$32,474	$1,842
Fieldbrook Elementary	Public	K-8	4070 Fieldbrook Rd.	McKinleyville	95519	Humboldt County	Fieldbrook Elementary	No	(n/a)	No	(n/a)	(707) 839-3201	90	6	15.0	38.9%	68 (75.6%)	0 (0.0%)	8 (8.9%)	2 (2.2%)	5 (5.6%)	0 (0.0%)	7 (7.8%)	41.6	3102^nd of 5857 public elementary schools	47.0%		66.5	1751^st of 5869 public elementary schools	70.2%	1351			21.4	35.7	66.7		33.3			45.9	35.7	25.0		33.3			34.4							$29,586	$28,756	$830

Frequently Asked Questions about Trillium Charter

How many students attend Trillium Charter?

In the 2024-25 school year, 40 students attended Trillium Charter.

What district is Trillium Charter in?

Trillium Charter District

What is the racial makeup of Trillium Charter?

Students at Trillium Charter are 58% White, 25% Hispanic, 13% American Indian, 5% Two or more races.

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Latest California data All new data »

2024–25 school spending dataJul 1, 2026

2024–25 attendance dataMar 13, 2026

2024–25 CSA Spanish test scoresDec 22, 2025

2024–25 dropout rates & graduation ratesNov 14, 2025

SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the California Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.