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Ygnacio Valley High

Q: Is Ygnacio Valley High a good school?

Ygnacio Valley High ranks 1613 th of 2162 California high schools. SchoolDigger rates this school 1 star out of 5.

Public Grades 9-12

1613^th

SchoolDigger Rank ?

of 2,162 California High Schools

Better than 25% of California high schools

Summary

Ygnacio Valley High is a mid-sized public high school serving grades 9-12 to about 1,059 students in Concord, California, within the Mt. Diablo Unified school district, and it faces significant academic and attendance challenges while maintaining a strong graduation rate.

Academically, the school is struggling, with fewer than 30% of students proficient in English and only about 12% proficient in math, placing it in the bottom quarter of California high schools. A major concern is chronic absenteeism, with 37% of students missing a significant amount of school, a rate nearly double the state average. These challenges are more pronounced than at many neighboring schools, such as Northgate High or Las Lomas High, which have much higher test scores and lower absenteeism. The school serves a student population with a high level of economic need, which correlates with the greater obstacles it faces.

Despite these difficulties, Ygnacio Valley High's most notable strength is its 90% graduation rate, which exceeds both district and state averages. This indicates the school has effective systems to support students in completing their diplomas, even if they are not testing at grade level. The school exists in an area with sharp contrasts, where higher-performing schools like Clayton Valley Charter High are nearby, highlighting significant disparities within the broader educational landscape of Concord.

1,059

Students ?

18.9

Student/teacher ratio ?

$1,221

Per pupil spending ?

81.5%

Free/discounted lunch ?

755 Oak Grove Rd.
Concord, CA 94518-2899

(925) 685-8414

District: Mt. Diablo Unified

Feeder schools for Ygnacio Valley High:

Elementary:	Ayers Elementary
	Cambridge Elementary
	Fair Oaks Elementary
	Mt. Diablo Elementary
	More...
	Silverwood Elementary
	Woodside Elementary
	Ygnacio Valley Elementary
Middle:	Diablo View Middle
	Oak Grove Middle
	Pine Hollow Middle

Racial breakdown:

Hispanic:

78.1%

Asian:

8.0%

White:

4.9%

See top rated California high schools

Compare Ygnacio Valley High to nearby high schools!

At a glance

▼ Ranking trend: Declining — 37th percentile in 2015 → 25th in 2025

Worth a look

!Test scores below the California average (18% vs 41% meeting standards)

!High chronic absenteeism (37% vs 19% California)

!Ranking has slipped — down 12 percentile points since 2015

Students meeting standards (2024-2025) ?

This school18%

District avg42%

California avg41%

1,613^th of 2,162

California public high schools ?

Bottom 25%▼ down 12 pts since 2015

From bottom 37% (2015) to bottom 25% (2025)

See the entire ranking list of California High Schools →

★★★★★

SchoolDigger rating ?

5^th of 7High Schools in the Mt. Diablo Unified

759^th of 1,543Mt. Diablo 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	24.0	1613 of 2162	25.4%	★☆☆☆☆
2024	29.8	1495 of 2159	30.8%	★★☆☆☆
2023	29.4	1490 of 2170	31.3%	★★☆☆☆
2022	37.1	1259 of 2123	40.7%	★★☆☆☆
2021	29.2	917 of 1290	28.9%	★☆☆☆☆
2019	34.3	1353 of 2133	36.6%	★★☆☆☆
2018	29.8	1378 of 2017	31.7%	★★☆☆☆
2017	24.0	1457 of 2021	27.9%	★☆☆☆☆
2016	36.3	1252 of 2039	38.6%	★★☆☆☆
2015	35.9	1251 of 1994	37.3%	★★☆☆☆
2013	30.2	1316 of 2426	45.8%	★★☆☆☆
2012	32.3	1244 of 2354	47.2%	★★☆☆☆
2011	33.5	1216 of 2367	48.6%	★★☆☆☆
2010	34.3	1155 of 2281	49.4%	★★☆☆☆
2009	44.4	899 of 2238	59.8%	★★★☆☆
2008	40.6	901 of 2117	57.4%	★★★☆☆
2007	37.0	951 of 2063	53.9%	★★★☆☆
2006	45.8	716 of 1968	63.6%	★★★☆☆
2005	57.0	463 of 1901	75.6%	★★★★☆
2004	54.8	424 of 1653	74.3%	★★★★☆

African American

Year	Avg score	Statewide rank	California percentile	Rating
2018	30.1	402 of 582	30.9%	★★☆☆☆

Asian

Year	Avg score	Statewide rank	California percentile	Rating
2025	5.4	557 of 585	4.8%	☆☆☆☆☆

Disabled

Year	Avg score	Statewide rank	California percentile	Rating
2022	26.5	933 of 1161	19.6%	★☆☆☆☆
2021	23.3	473 of 555	14.8%	★☆☆☆☆
2019	25.4	881 of 1117	21.1%	★☆☆☆☆
2018	26.0	796 of 1052	24.3%	★☆☆☆☆

English Language Learner

Year	Avg score	Statewide rank	California percentile	Rating
2024	35.2	711 of 1085	34.5%	★★☆☆☆
2023	34.4	707 of 1064	33.6%	★★☆☆☆
2022	42.1	474 of 1044	54.6%	★★★☆☆
2021	25.5	386 of 467	17.3%	★☆☆☆☆
2019	36.1	564 of 941	40.1%	★★☆☆☆
2018	31.9	600 of 938	36.0%	★★☆☆☆

Female

Year	Avg score	Statewide rank	California percentile	Rating
2025	20.4	1512 of 1906	20.7%	★☆☆☆☆
2024	23.8	1462 of 1915	23.7%	★☆☆☆☆
2023	29.5	1330 of 1915	30.5%	★★☆☆☆
2022	32.3	1221 of 1858	34.3%	★★☆☆☆
2021	16.7	906 of 1054	14.0%	★☆☆☆☆
2019	36.7	1135 of 1833	38.1%	★★☆☆☆
2018	29.9	1265 of 1760	28.1%	★☆☆☆☆

Hispanic

Year	Avg score	Statewide rank	California percentile	Rating
2025	23.4	1454 of 1900	23.5%	★☆☆☆☆
2024	30.2	1347 of 1902	29.2%	★☆☆☆☆
2023	34.1	1264 of 1917	34.1%	★★☆☆☆
2022	34.5	1215 of 1861	34.7%	★★☆☆☆
2019	37.3	1147 of 1814	36.8%	★★☆☆☆
2018	31.0	1215 of 1742	30.3%	★★☆☆☆

Homeless

Year	Avg score	Statewide rank	California percentile	Rating
2023	11.5	287 of 299	4.0%	☆☆☆☆☆

Low Socio Economic Status

Year	Avg score	Statewide rank	California percentile	Rating
2025	26.7	1482 of 2013	26.4%	★☆☆☆☆
2024	32.8	1386 of 2026	31.6%	★★☆☆☆
2023	34.0	1322 of 2030	34.9%	★★☆☆☆
2022	40.1	1122 of 1943	42.3%	★★☆☆☆
2021	26.0	857 of 1126	23.9%	★☆☆☆☆
2019	35.8	1241 of 1937	35.9%	★★☆☆☆
2018	30.9	1287 of 1862	30.9%	★★☆☆☆

Male

Year	Avg score	Statewide rank	California percentile	Rating
2025	24.1	1446 of 1942	25.5%	★☆☆☆☆
2024	33.3	1257 of 1948	35.5%	★★☆☆☆
2023	25.9	1422 of 1963	27.6%	★☆☆☆☆
2022	38.5	1092 of 1916	43.0%	★★☆☆☆
2021	38.2	681 of 1122	39.3%	★★☆☆☆
2019	27.4	1320 of 1880	29.8%	★☆☆☆☆
2018	24.8	1311 of 1834	28.5%	★☆☆☆☆

Multi-racial

Year	Avg score	Statewide rank	California percentile	Rating
2025	11.1	520 of 577	9.9%	★☆☆☆☆
2024	16.7	483 of 574	15.9%	★☆☆☆☆
2022	24.4	408 of 515	20.8%	★☆☆☆☆

Special Education

Year	Avg score	Statewide rank	California percentile	Rating
2025	34.8	768 of 1252	38.7%	★★☆☆☆
2024	16.1	1188 of 1216	2.3%	☆☆☆☆☆
2023	24.7	979 of 1197	18.2%	★☆☆☆☆

White

Year	Avg score	Statewide rank	California percentile	Rating
2024	35.6	786 of 1173	33.0%	★★☆☆☆
2023	44.0	681 of 1193	42.9%	★★☆☆☆
2019	25.8	930 of 1222	23.9%	★☆☆☆☆
2018	16.8	977 of 1173	16.7%	★☆☆☆☆

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)

Special Education (2025)39th percentile+13 vs school

English Language Learner (2024)34th percentile+4 vs school

White (2024)33rd percentile~ school

African American (2018)31st percentile~ school

Low Socio Economic Status (2025)26th percentile~ school

Male (2025)26th percentile~ school

Hispanic (2025)23rd percentile~ school

Female (2025)21st percentile-5 vs school

Disabled (2022)20th percentile-21 vs school

Multi-racial (2025)10th percentile-16 vs school

Asian (2025)5th percentile-21 vs school

Homeless (2023)4th percentile-27 vs school

By subject vs California (2024-2025) ?

English Language Arts/Literacy29%-20 vs state

Science13%-19 vs state

Mathematics12%-26 vs state

★

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Schools Near Ygnacio Valley High

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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 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 (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 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
Ygnacio Valley High	Public	9-12	755 Oak Grove Rd.	Concord	94518	Contra Costa County	Mt. Diablo Unified	No	(n/a)	No	(n/a)	(925) 685-8414	1,059	56	18.9	81.5%	52 (4.9%)	34 (3.2%)	827 (78.1%)	85 (8.0%)	0 (0.0%)	8 (0.8%)	51 (4.8%)	24	1613^th of 2162 public high schools	25.4%		29.8	1495^th of 2159 public high schools	30.8%	118		13.6	9.1	13.4				29.2	29.2				11.8	11.8	$1,221	$462	$759
Contra Costa School of Performing Arts	Public, Charter	6-12	2730 Mitchell Dr.	Walnut Creek	94598	Contra Costa County	Contra Costa School of Performing Arts District	Yes	(n/a)	No	(n/a)	(925) 235-1130	285	13	21.9	29.1%	76 (26.7%)	34 (11.9%)	122 (42.8%)	11 (3.9%)	0 (0.0%)	0 (0.0%)	41 (14.4%)	59.9	826^th of 2162 public high schools	61.8%		72.4	533^rd of 2159 public high schools	75.3%	293	22.5	42.1		28.8	35.7	35.9	37.8	66.7	40.8	24.1	16.0	23.3	10.0	19.0
Northgate High	Public	9-12	425 Castle Rock Rd.	Walnut Creek	94598	Contra Costa County	Mt. Diablo Unified	No	(n/a)	No	(n/a)	(925) 938-0900	1,546	67	23.1	22.4%	709 (45.9%)	23 (1.5%)	256 (16.6%)	258 (16.7%)	0 (0.0%)	7 (0.5%)	287 (18.6%)	89.5	207^th of 2162 public high schools	90.4%		93.5	143^rd of 2159 public high schools	93.4%	64		53.7		53.7				73.7	73.7				51.0	51.0	$581	$344	$237
Prospect High (Continuation)	Public	9-12	One Santa Barbara Rd.	Pleasant Hill	94523	Contra Costa County	Mt. Diablo Unified	No	(n/a)	No	(n/a)	(925) 682-8000	60	6	10.4	66.7%	13 (21.7%)	0 (0.0%)	41 (68.3%)	0 (0.0%)	0 (0.0%)	1 (1.7%)	5 (8.3%)	23.9	1618^th of 2162 public high schools	25.2%		12.7	1905^th of 2159 public high schools	11.8%	287								21.4	21.4				16.7	16.7	$974	$974	$00
Contra Costa County Regional Occupational Program	Public	9-12	77 Santa Barbara Rd.	Pleasant Hill	94523	Contra Costa County	Contra Costa County Regional Occupational Program	No	(n/a)	(n/a)	(n/a)	(925) 942-3368	0				0 ()	0 ()	0 ()	0 ()	0 ()	0 ()	0 ()								(n/a)
Crossroads High	Public	7-12	2701 Willow Pass Rd.	Concord	94519	Contra Costa County	Mt. Diablo Unified	No	(n/a)	No	(n/a)	(925) 689-6852	12	2	5.8	91.7%	1 (8.3%)	1 (8.3%)	10 (83.3%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	0 (0.0%)								(n/a)															$7,834	$00	$7,834
College Park High	Public	9-12	201 Viking Dr.	Pleasant Hill	94523	Contra Costa County	Mt. Diablo Unified	No	(n/a)	No	(n/a)	(925) 682-7670	1,948	85	22.9	40.5%	756 (38.8%)	43 (2.2%)	607 (31.2%)	279 (14.3%)	0 (0.0%)	4 (0.2%)	251 (12.9%)	73.5	526^th of 2162 public high schools	75.7%		80.8	401^st of 2159 public high schools	81.4%	125		35.4		34.9				61.0	61.0				43.9	43.9	$476	$310	$166
Olympic High	Public	9-12	2730 Salvio St.	Concord	94519	Contra Costa County	Mt. Diablo Unified	No	(n/a)	No	(n/a)	(925) 687-0363	233	16	14.4	89.7%	21 (9.0%)	15 (6.4%)	174 (74.7%)	5 (2.1%)	1 (0.4%)	5 (2.1%)	10 (4.3%)	11.7	1927^th of 2162 public high schools	10.9%		12.1	1943^rd of 2159 public high schools	10.0%	16		1.4	0.0	1.1				15.6	15.6				5.4	5.4	$2,113	$768	$1,345
Clayton Valley Charter High	Public, Charter	9-12	1101 Alberta Way	Concord	94521	Contra Costa County	Clayton Valley Charter High District	Yes	(n/a)	No	(n/a)	(925) 682-7474	2,373	94	25.1	22.3%	477 (20.1%)	68 (2.9%)	694 (29.2%)	257 (10.8%)	0 (0.0%)	4 (0.2%)	868 (36.6%)	75.3	491^st of 2162 public high schools	77.3%		88.9	252^nd of 2159 public high schools	88.3%	239		36.9		36.9				70.1	70.1				37.3	37.3
Las Lomas High	Public	9-12	1460 South Main St.	Walnut Creek	94596	Contra Costa County	Acalanes Union High	No	(n/a)	No	(n/a)	(925) 280-3920	1,577	81	19.4	15.4%	806 (51.1%)	45 (2.9%)	268 (17.0%)	271 (17.2%)	5 (0.3%)	6 (0.4%)	174 (11.0%)	90.9	183^rd of 2162 public high schools	91.5%		92.1	176^th of 2159 public high schools	91.8%	7		58.1	42.9	57.6				71.2	71.2				56.5	56.5

Frequently Asked Questions about Ygnacio Valley High

What schools feed into Ygnacio Valley High?

Ygnacio Valley High is fed by the following schools:

Elementary : Ayers Elementary
Elementary : Cambridge Elementary
Elementary : Fair Oaks Elementary
Elementary : Mt. Diablo Elementary
Elementary : Silverwood Elementary
Elementary : Woodside Elementary
Elementary : Ygnacio Valley Elementary
Middle : Diablo View Middle
Middle : Oak Grove Middle
Middle : Pine Hollow Middle

How many students attend Ygnacio Valley High?

In the 2024-25 school year, 1,059 students attended Ygnacio Valley High.

What district is Ygnacio Valley High in?

Mt. Diablo Unified

Is Ygnacio Valley High a good school?

Ygnacio Valley High ranks 1613^th of 2162 California high schools. SchoolDigger rates this school 1 star out of 5.

What is the racial makeup of Ygnacio Valley High?

Students at Ygnacio Valley High are 78% Hispanic, 8% Asian, 5% White, 5% Two or more races, 3% African American.

Rate Ygnacio Valley High!

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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.