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Island High (Continuation)

Public Grades 9-12

1972^nd

SchoolDigger Rank ?

of 2,162 California High Schools

Better than 9% of California high schools

Summary

Island High (Continuation) is a small, alternative public high school serving 76 students in grades 9-12 within the high-performing Alameda Unified school district, designed for students who have not found success in a traditional school setting.

The school faces significant challenges, with academic proficiency in core subjects far below district averages and an extremely high rate of chronic student absenteeism, which is nearly universal. While it offers a very low student-to-teacher ratio, suggesting a focus on individualized attention, its outcomes in terms of graduation and dropout rates are volatile and consistently lower than those at nearby comprehensive high schools like Alameda High and Encinal Junior/Senior High. Its performance patterns are similar to other continuation schools in the region, such as Ralph J. Bunche Continuation High in Oakland Unified.

Despite these struggles, Island High serves a vital role by providing an alternative pathway, and it operates in a district context where other schools, including the exceptionally high-achieving Alameda Science and Technology Institute, are very successful. The school's per-student spending is notably higher than the district average, which raises questions about how effectively these resources are translating into stable academic progress and improved attendance for its students.

Students ?

11.8

Student/teacher ratio ?

$29,013

Per pupil spending ?

72.4%

Free/discounted lunch ?

500 Pacific Ave.
Alameda, CA 94501-2125

(510) 748-4024

District: Alameda Unified

Racial breakdown:

Hispanic:

44.7%

White:

18.4%

African American:

17.1%

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At a glance

▼ Ranking trend: Declining — 18th percentile in 2013 → 9th in 2025

Strengths

✓Small classes — about 12 students per teacher

Worth a look

!Test scores below the California average (6% vs 41% meeting standards)

!In the lower quartile statewide (9th percentile)

!Graduation rate below the California average (62% vs 88%)

Students meeting standards (2024-2025) ?

This school6%

District avg62%

California avg41%

1,972^nd of 2,162

California public high schools ?

Bottom 9%▼ down 9 pts since 2015

From bottom 18% (2015) to bottom 9% (2025)

See the entire ranking list of California High Schools →

★★★★★

SchoolDigger rating ?

4^th of 4High Schools in the Alameda Unified

226^th of 1,543Alameda Unified among California districts

Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)

Show full rank history (all student groups)

All Students

Year	Avg score	Statewide rank	California percentile	Rating
2025	10.9	1972 of 2162	8.8%	☆☆☆☆☆
2024	13.3	1876 of 2159	13.1%	★☆☆☆☆
2023	22.0	1655 of 2170	23.7%	★☆☆☆☆
2022	16.2	1761 of 2123	17.1%	★☆☆☆☆
2019	19.9	1627 of 2133	23.7%	★☆☆☆☆
2018	23.0	1466 of 2017	27.3%	★☆☆☆☆
2017	29.0	1395 of 2021	31.0%	★★☆☆☆
2016	28.3	1390 of 2039	31.8%	★★☆☆☆
2015	13.4	1645 of 1994	17.5%	★☆☆☆☆
2013	12.5	2000 of 2426	17.6%	★☆☆☆☆
2012	14.4	1831 of 2354	22.2%	★☆☆☆☆
2011	30.1	1311 of 2367	44.6%	★★☆☆☆
2010	33.4	1181 of 2281	48.2%	★★☆☆☆
2009	36.3	1149 of 2238	48.7%	★★☆☆☆
2008	11.6	1861 of 2117	12.1%	★☆☆☆☆
2007	18.9	1548 of 2063	25.0%	★☆☆☆☆
2006	20.8	1388 of 1968	29.5%	★☆☆☆☆
2005	20.6	1374 of 1901	27.7%	★☆☆☆☆
2004	16.8	1395 of 1653	15.6%	★☆☆☆☆

Female

Year	Avg score	Statewide rank	California percentile	Rating
2024	17.4	1583 of 1915	17.3%	★☆☆☆☆
2018	24.2	1332 of 1760	24.3%	★☆☆☆☆

Hispanic

Year	Avg score	Statewide rank	California percentile	Rating
2024	9.3	1835 of 1902	3.5%	☆☆☆☆☆
2023	16.1	1617 of 1917	15.6%	★☆☆☆☆
2018	29.2	1234 of 1742	29.2%	★☆☆☆☆

Low Socio Economic Status

Year	Avg score	Statewide rank	California percentile	Rating
2025	13.4	1744 of 2013	13.4%	★☆☆☆☆
2024	16.5	1689 of 2026	16.6%	★☆☆☆☆
2023	23.4	1543 of 2030	24.0%	★☆☆☆☆
2022	20.2	1545 of 1943	20.5%	★☆☆☆☆
2019	18.9	1512 of 1937	21.9%	★☆☆☆☆
2018	14.4	1495 of 1862	19.7%	★☆☆☆☆

Male

Year	Avg score	Statewide rank	California percentile	Rating
2025	9.6	1800 of 1942	7.3%	☆☆☆☆☆
2024	11.1	1789 of 1948	8.2%	☆☆☆☆☆
2023	19.0	1559 of 1963	20.6%	★☆☆☆☆
2022	10.0	1850 of 1916	3.4%	☆☆☆☆☆
2019	20.5	1438 of 1880	23.5%	★☆☆☆☆
2018	21.4	1364 of 1834	25.6%	★☆☆☆☆

White

Year	Avg score	Statewide rank	California percentile	Rating
2018	10.7	1025 of 1173	12.6%	★☆☆☆☆

How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)

Female (2024)17th percentile+4 vs school

Low Socio Economic Status (2025)13th percentile+5 vs school

White (2018)13th percentile-15 vs school

Male (2025)7th percentile~ school

Hispanic (2024)4th percentile-10 vs school

By subject vs California (2024-2025) ?

English Language Arts/Literacy14%-35 vs state

Mathematics5%-32 vs state

Science0%-33 vs state

★

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Schools Near Island High (Continuation)

Choose columns to see: Summary School Students/Teachers Ranking Test Scores 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)					Per Pupil Expenditures (2024)
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 8th Grade	CAST Science 11th Grade	CAST Science 12th Grade	CAST Science All Grades	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 11th Grade	Smarter Balanced Assessments English Language Arts/Literacy All Grades	Smarter Balanced Assessments Mathematics 6th Grade	Smarter Balanced Assessments Mathematics 7th Grade	Smarter Balanced Assessments Mathematics 8th Grade	Smarter Balanced Assessments Mathematics 11th Grade	Smarter Balanced Assessments Mathematics All Grades	Per Pupil Expenditures Total	Sub-total from Federal Funds	Sub-total from State/Local Funds
Island High (Continuation)	Public	9-12	500 Pacific Ave.	Alameda	94501	Alameda County	Alameda Unified	No	(n/a)	No	(n/a)	(510) 748-4024	76	6	11.8	72.4%	14 (18.4%)	13 (17.1%)	34 (44.7%)	6 (7.9%)	0 (0.0%)	1 (1.3%)	7 (9.2%)	10.9	1972^nd of 2162 public high schools	8.8%		13.3	1876^th of 2159 public high schools	13.1%	96		0.0		0.0				14.3	14.3				5.3	5.3	$29,013	$1,399	$27,614
Alameda Community Learning Center	Public, Charter	6-12	1900 Third St.	Alameda	94501	Alameda County	Alameda Community Learning Center District	Yes	(n/a)	No	(n/a)	(510) 995-4300	362	18	20.6	40.6%	70 (19.3%)	56 (15.5%)	73 (20.2%)	96 (26.5%)	3 (0.8%)	2 (0.6%)	60 (16.6%)	53.1	968^th of 2162 public high schools	55.2%		51.5	972^nd of 2159 public high schools	55.0%	4	59.6	31.7		44.6	60.9	59.0	67.9	51.7	59.5	43.5	51.3	59.6	21.1	42.7	$16,383	$946	$15,437
Alameda Science and Technology Institute	Public	9-12	555 Ralph Appezzato Memorial P	Alameda	94501	Alameda County	Alameda Unified	No	(n/a)	No	(n/a)	(510) 748-4021	211	8	27.7	45.5%	37 (17.5%)	9 (4.3%)	19 (9.0%)	116 (55.0%)	0 (0.0%)	1 (0.5%)	27 (12.8%)	98.4	30^th of 2162 public high schools	98.6%		99.2	13^th of 2159 public high schools	99.4%	17		70.0		68.6				94.0	94.0				74.0	74.0	$18,826	$1,399	$17,427
Encinal Junior/Senior High	Public	6-12	210 Central Ave.	Alameda	94501	Alameda County	Alameda Unified	No	(n/a)	No	(n/a)	(510) 748-4023	1,280	59	21.6	47.3%	341 (26.6%)	137 (10.7%)	247 (19.3%)	342 (26.7%)	7 (0.5%)	11 (0.9%)	180 (14.1%)	78.9	430^th of 2162 public high schools	80.1%		77.1	452^nd of 2159 public high schools	79.1%	22	36.1	47.0		43.4	53.6	56.0	36.8	63.0	54.8	39.4	50.8	33.7	39.8	41.1	$18,958	$1,405	$17,553
Gateway to College High at Laney College	Public	9-12	900 Fallon St.	Oakland	94607	Alameda County	Oakland Unified	No	(n/a)	No	(n/a)	(510) 879-2311	104			81.7%	10 (9.6%)	30 (28.8%)	43 (41.3%)	9 (8.7%)	0 (0.0%)	1 (1.0%)	10 (9.6%)								(n/a)			17.4	15.6											$21,011	$2,840	$18,171
MetWest High	Public	9-12	314 E 10Th St.	Oakland	94606	Alameda County	Oakland Unified	No	(n/a)	No	(n/a)	(510) 879-2338	199	14	14.2	95.0%	20 (10.1%)	49 (24.6%)	95 (47.7%)	14 (7.0%)	1 (0.5%)	0 (0.0%)	19 (9.5%)								(n/a)
Dewey Academy High	Public	9-12	1111 2nd Ave.	Oakland	94606	Alameda County	Oakland Unified	No	(n/a)	No	(n/a)	(510) 879-8310	125	8	15.9	96.8%	6 (4.8%)	49 (39.2%)	43 (34.4%)	12 (9.6%)	2 (1.6%)	5 (4.0%)	8 (6.4%)	16.6	1753^rd of 2162 public high schools	18.9%					(n/a)								8.3	8.3				12.0	12.0	$44,119	$9,319	$34,800
Envision Academy for Arts & Technology	Public, Charter	6-12	1515 Webster St.	Oakland	94612	Alameda County	Envision Academy for Arts & Technology District	Yes	(n/a)	No	(n/a)	(510) 596-8901	207	12	17.2	73.9%	7 (3.4%)	61 (29.5%)	78 (37.7%)	0 (0.0%)	0 (0.0%)	1 (0.5%)	58 (28.0%)	55.4	928^th of 2162 public high schools	57.1%		33.1	1424^th of 2159 public high schools	34.0%	496	0.0		14.3	10.5	42.9	10.5	20.0	56.3	36.3	7.1	5.3	6.7	33.3	17.3	$28,559	$3,543	$25,016
Alameda High	Public	9-12	2200 Central Ave.	Alameda	94501	Alameda County	Alameda Unified	No	(n/a)	No	(n/a)	(510) 337-7022	1,868	79	23.5	30.4%	515 (27.6%)	74 (4.0%)	308 (16.5%)	630 (33.7%)	2 (0.1%)	7 (0.4%)	317 (17.0%)	94.4	111^th of 2162 public high schools	94.9%		94.2	127^th of 2159 public high schools	94.1%	16		67.6		66.8				80.7	80.7				53.7	53.7	$18,062	$1,487	$16,575
Oakland School for the Arts	Public, Charter	6-12	530 18th St.	Oakland	94612	Alameda County	Oakland School for the Arts District	Yes	(n/a)	No	(n/a)	(510) 873-8800	828	40	20.5	28.7%	213 (25.7%)	210 (25.4%)	173 (20.9%)	45 (5.4%)	4 (0.5%)	3 (0.4%)	153 (18.5%)	81.6	389^th of 2162 public high schools	82.0%		94.2	126^th of 2159 public high schools	94.2%	263	37.6	42.9		40.1	51.7	53.0	56.0	88.5	61.6	31.0	31.9	38.1	34.3	33.8	$19,352	$623	$18,729

Frequently Asked Questions about Island High (Continuation)

Is Island High (Continuation) a good school?

Island High (Continuation) ranks in the bottom 8.8% of California high schools.

How many students attend Island High (Continuation)?

In the 2024-25 school year, 76 students attended Island High (Continuation).

What district is Island High (Continuation) in?

Alameda Unified

What is the racial makeup of Island High (Continuation)?

Students at Island High (Continuation) are 45% Hispanic, 18% White, 17% African American, 9% Two or more races, 8% Asian, 1% Pacific Islander, 1% Not Specified.

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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.