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Mills High

Public Grades 9-12

90^th

SchoolDigger Rank ?

of 2,162 California High Schools

Better than 96% of California high schools

Summary

Mills High is a public high school serving grades 9-12 to about 1,115 students in Millbrae, California, and it consistently ranks as one of the top-performing schools in the state, currently in the 96th percentile.

The school excels in key areas that matter to families: an impressive 97.1% of students graduate, while dropout and chronic absenteeism rates are remarkably low, at just 1.1% and 8.2% respectively. Academically, students perform well above state averages, with over 81% proficient in English and 63% in math. This performance places Mills High among the elite schools in the San Mateo Union High district, alongside peers like Burlingame High and Aragon High, though it shows a specific strength in supporting students from low-income families, who rank in the 90th percentile statewide.

When compared to other local schools, Mills stands out for its balanced excellence. It significantly outperforms nearby San Mateo High and Capuchino High in rankings and key metrics. The district also operates specialized continuation schools like Peninsula High (Continuation) and Baden High (Continuation), which serve at-risk students with different programs and resources. A notable area for potential growth at Mills is science proficiency, where it trails its top district peers, but recent data shows encouraging improvement across all subjects, indicating a positive trajectory.

1,115

Students ?

20.4

Student/teacher ratio ?

$39,075

Per pupil spending ?

20.3%

Free/discounted lunch ?

400 Murchison Dr.
Millbrae, CA 94030-3024

(650) 558-2599

District: San Mateo Union High

Feeder schools for Mills High:

Elementary:	Green Hills Elementary
	Lomita Park Elementary
	Meadows Elementary
	Spring Valley Elementary
Middle:	Taylor Middle

Racial breakdown:

Asian:

58.7%

Hispanic:

20.3%

White:

10.7%

See top rated California high schools

Compare Mills High to nearby high schools!

At a glance

▬ Ranking trend: Holding steady — 92nd percentile in 2013 → 96th in 2025

Strengths

✓Test scores above the California average (65% vs 41% meeting standards)

✓Ranks in the top 4% of California high schools

✓97% graduate in 4 years — above the California average (88%)

Worth a look

!Some student groups rank well below the school's overall statewide standing

Students meeting standards (2024-2025) ?

This school65%

District avg58%

California avg41%

90^th of 2,162

California public high schools ?

Top 4%▼ down 1 pts since 2015

See the entire ranking list of California High Schools →

★★★★★

SchoolDigger rating ?

3^rd of 7High Schools in the San Mateo Union High

240^th of 1,543San Mateo Union High 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	95.3	90 of 2162	95.8%	★★★★★
2024	93.3	150 of 2159	93.1%	★★★★★
2023	93.5	150 of 2170	93.1%	★★★★★
2022	97.3	58 of 2123	97.3%	★★★★★
2019	92.4	140 of 2133	93.4%	★★★★★
2018	93.8	119 of 2017	94.1%	★★★★★
2017	96.8	39 of 2021	98.1%	★★★★★
2016	95.7	53 of 2039	97.4%	★★★★★
2015	95.0	71 of 1994	96.4%	★★★★★
2013	75.7	203 of 2426	91.6%	★★★★★
2012	76.4	196 of 2354	91.7%	★★★★★
2011	72.3	265 of 2367	88.8%	★★★★☆
2010	74.0	218 of 2281	90.4%	★★★★★
2009	74.2	199 of 2238	91.1%	★★★★★
2008	79.7	128 of 2117	94.0%	★★★★★
2007	74.9	192 of 2063	90.7%	★★★★★
2006	77.5	160 of 1968	91.9%	★★★★★
2005	80.5	93 of 1901	95.1%	★★★★★
2004	69.9	192 of 1653	88.4%	★★★★☆

Asian

Year	Avg score	Statewide rank	California percentile	Rating
2025	73.2	179 of 585	69.4%	★★★☆☆
2024	63.9	250 of 573	56.4%	★★★☆☆
2023	64.9	247 of 591	58.2%	★★★☆☆
2022	80.6	102 of 581	82.4%	★★★★☆
2019	80.1	97 of 582	83.3%	★★★★☆
2018	82.8	78 of 581	86.6%	★★★★☆

Disabled

Year	Avg score	Statewide rank	California percentile	Rating
2019	91.9	62 of 1117	94.4%	★★★★★
2018	79.1	140 of 1052	86.7%	★★★★☆

English Language Learner

Year	Avg score	Statewide rank	California percentile	Rating
2018	100.0	5 of 938	99.5%	★★★★★

Female

Year	Avg score	Statewide rank	California percentile	Rating
2025	94.0	98 of 1906	94.9%	★★★★★
2024	92.7	131 of 1915	93.2%	★★★★★
2023	86.1	246 of 1915	87.2%	★★★★☆
2022	95.6	77 of 1858	95.9%	★★★★★
2019	86.8	213 of 1833	88.4%	★★★★☆
2018	92.8	103 of 1760	94.1%	★★★★★

Hispanic

Year	Avg score	Statewide rank	California percentile	Rating
2025	71.8	462 of 1900	75.7%	★★★★☆
2024	60.9	660 of 1902	65.3%	★★★☆☆
2023	61.9	628 of 1917	67.2%	★★★☆☆
2022	96.2	62 of 1861	96.7%	★★★★★
2019	72.4	393 of 1814	78.3%	★★★★☆
2018	69.2	512 of 1742	70.6%	★★★★☆

Low Socio Economic Status

Year	Avg score	Statewide rank	California percentile	Rating
2025	86.2	226 of 2013	88.8%	★★★★☆
2024	90.0	161 of 2026	92.1%	★★★★★
2023	88.7	182 of 2030	91.0%	★★★★★
2022	96.3	66 of 1943	96.6%	★★★★★
2019	87.2	174 of 1937	91.0%	★★★★★
2018	90.3	159 of 1862	91.5%	★★★★★

Male

Year	Avg score	Statewide rank	California percentile	Rating
2025	93.0	131 of 1942	93.3%	★★★★★
2024	90.8	180 of 1948	90.8%	★★★★★
2023	95.6	98 of 1963	95.0%	★★★★★
2022	98.1	48 of 1916	97.5%	★★★★★
2019	94.6	92 of 1880	95.1%	★★★★★
2018	93.6	124 of 1834	93.2%	★★★★★

Military Connected

Year	Avg score	Statewide rank	California percentile	Rating
2024	87.6	21 of 183	88.5%	★★★★☆
2023	80.7	35 of 190	81.6%	★★★★☆
2022	85.3	19 of 168	88.7%	★★★★☆

Multi-racial

Year	Avg score	Statewide rank	California percentile	Rating
2025	79.8	120 of 577	79.2%	★★★★☆
2024	79.4	110 of 574	80.8%	★★★★☆
2023	74.5	128 of 541	76.3%	★★★★☆
2019	87.6	30 of 422	92.9%	★★★★★
2018	84.8	44 of 366	88.0%	★★★★☆

Pacific Islander

Year	Avg score	Statewide rank	California percentile	Rating
2019	46.2	13 of 21	38.1%	★★☆☆☆

Special Education

Year	Avg score	Statewide rank	California percentile	Rating
2024	49.3	471 of 1216	61.3%	★★★☆☆
2023	59.3	312 of 1197	73.9%	★★★★☆

White

Year	Avg score	Statewide rank	California percentile	Rating
2025	62.4	443 of 1155	61.6%	★★★☆☆
2024	55.1	520 of 1173	55.7%	★★★☆☆
2023	64.0	424 of 1193	64.5%	★★★☆☆
2022	89.1	89 of 1204	92.6%	★★★★★
2019	59.1	498 of 1222	59.2%	★★★☆☆
2018	83.1	171 of 1173	85.4%	★★★★☆

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)

English Language Learner (2018)99th percentile+5 vs school

Female (2025)95th percentile~ school

Disabled (2019)94th percentile~ school

Male (2025)93rd percentile-3 vs school

Low Socio Economic Status (2025)89th percentile-7 vs school

Military Connected (2024)89th percentile-5 vs school

Multi-racial (2025)79th percentile-17 vs school

Hispanic (2025)76th percentile-20 vs school

Asian (2025)69th percentile-26 vs school

White (2025)62nd percentile-34 vs school

Special Education (2024)61st percentile-32 vs school

Pacific Islander (2019)38th percentile-55 vs school

By subject vs California (2024-2025) ?

English Language Arts/Literacy82%+33 vs state

Mathematics63%+26 vs state

Science49%+16 vs state

★

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Schools Near Mills 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 12th Grade	CAST Science All Grades	Smarter Balanced Assessments English Language Arts/Literacy 11th Grade	Smarter Balanced Assessments English Language Arts/Literacy All Grades	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
Mills High	Public	9-12	400 Murchison Dr.	Millbrae	94030	San Mateo County	San Mateo Union High	No	(n/a)	No	(n/a)	(650) 558-2599	1,115	54	20.4	20.3%	119 (10.7%)	3 (0.3%)	226 (20.3%)	655 (58.7%)	0 (0.0%)	11 (1.0%)	100 (9.0%)	95.3	90^th of 2162 public high schools	95.8%		93.3	150^th of 2159 public high schools	93.1%	60	49.0	49.0	81.9	81.9	63.3	63.3	$39,075	$38,144	$931
Peninsula High (Continuation)	Public	9-12	860 Hinckley Rd.	Burlingame	94010	San Mateo County	San Mateo Union High	No	(n/a)	No	(n/a)	(650) 558-2402	123	9	13.2	49.6%	7 (5.7%)	1 (0.8%)	93 (75.6%)	7 (5.7%)	0 (0.0%)	10 (8.1%)	5 (4.1%)	17.3	1736^th of 2162 public high schools	19.7%		10.6	2035^th of 2159 public high schools	5.7%	299	9.1	9.1	11.4	11.4	5.9	5.9	$74,166	$71,092	$3,074
Capuchino High	Public	9-12	1501 Magnolia Ave.	San Bruno	94066	San Mateo County	San Mateo Union High	No	(n/a)	No	(n/a)	(650) 558-2799	1,061	57	18.6	34.2%	174 (16.4%)	8 (0.8%)	584 (55.0%)	183 (17.2%)	0 (0.0%)	43 (4.1%)	67 (6.3%)	69.6	609^th of 2162 public high schools	71.8%		69.2	574^th of 2159 public high schools	73.4%	35	35.7	35.7	61.0	61.0	25.9	25.9	$42,058	$41,062	$996
Burlingame High	Public	9-12	1 Mangini Way	Burlingame	94010	San Mateo County	San Mateo Union High	No	(n/a)	No	(n/a)	(650) 558-2899	1,583	81	19.6	13.3%	645 (40.7%)	8 (0.5%)	315 (19.9%)	425 (26.8%)	0 (0.0%)	10 (0.6%)	179 (11.3%)	96.3	73^rd of 2162 public high schools	96.6%		98	43^rd of 2159 public high schools	98.0%	30	61.3	61.3	82.6	82.6	65.8	65.8	$37,574	$36,614	$960
San Mateo High	Public	9-12	506 North Delaware St.	San Mateo	94401	San Mateo County	San Mateo Union High	No	(n/a)	No	(n/a)	(650) 558-2399	1,557	80	19.5	38.1%	247 (15.9%)	15 (1.0%)	739 (47.5%)	405 (26.0%)	0 (0.0%)	30 (1.9%)	117 (7.5%)	83.9	334^th of 2162 public high schools	84.6%		87	279^th of 2159 public high schools	87.1%	55	43.4	43.4	63.3	63.3	44.3	44.3	$38,757	$37,884	$873
The Bridge Academy	Public	10-12	798 East Poplar Ave	San Mateo	94401	San Mateo County	San Mateo Union High	No	(n/a)	No	(n/a)	(650) 558-2271	54	5	10.7	83.3%	0 (0.0%)	0 (0.0%)	54 (100.0%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	0 (0.0%)								(n/a)							$66,240	$65,390	$850
South San Francisco High	Public	9-12	400 B St.	South San Francisco	94080	San Mateo County	South San Francisco Unified	No	(n/a)	No	(n/a)	(650) 877-8754	1,239	68	18.2	41.8%	60 (4.8%)	16 (1.3%)	777 (62.7%)	320 (25.8%)	4 (0.3%)	15 (1.2%)	47 (3.8%)	64.1	710^th of 2162 public high schools	67.2%		70.5	558^th of 2159 public high schools	74.2%	152	27.2	27.2	58.9	58.9	26.5	26.5	$26,788	$24,668	$2,120
Community Day	Public	6-12	201 West Orange Ave.	South San Francisco	94080	San Mateo County	South San Francisco Unified	No	(n/a)	No	(n/a)	(650) 616-3882	0				0 ()	0 ()	0 ()	0 ()	0 ()	0 ()	0 ()								(n/a)							$1,158	$00	$1,158
Aragon High	Public	9-12	900 Alameda de Las Pulgas	San Mateo	94402	San Mateo County	San Mateo Union High	No	(n/a)	No	(n/a)	(650) 558-2999	1,658	74	22.3	16.8%	433 (26.1%)	10 (0.6%)	450 (27.1%)	554 (33.4%)	0 (0.0%)	33 (2.0%)	177 (10.7%)	96.1	77^th of 2162 public high schools	96.4%		95.7	95^th of 2159 public high schools	95.6%	18	64.7	64.7	81.7	81.7	59.4	59.4	$33,409	$32,588	$821
Baden High (Continuation)	Public	9-12	825 Southwood Dr.	South San Francisco	94080	San Mateo County	South San Francisco Unified	No	(n/a)	No	(n/a)	(650) 877-8769	130	10	12.4	46.9%	13 (10.0%)	0 (0.0%)	88 (67.7%)	20 (15.4%)	1 (0.8%)	0 (0.0%)	8 (6.2%)	11	1965^th of 2162 public high schools	9.1%		16.6	1771^st of 2159 public high schools	18.0%	194	0.0	0.0	13.0	13.0	2.3	2.3	$34,332	$31,816	$2,516

Frequently Asked Questions about Mills High

What is the racial makeup of Mills High?

Students at Mills High are 59% Asian, 20% Hispanic, 11% White, 9% Two or more races.

How many students attend Mills High?

In the 2024-25 school year, 1,115 students attended Mills High.

Is Mills High a good school?

Yes! Mills High is one of the best high schools in the state. It ranks 90^th of 2162 California high schools.

What schools feed into Mills High?

Mills High is fed by the following schools:

Elementary : Green Hills Elementary
Elementary : Lomita Park Elementary
Elementary : Meadows Elementary
Elementary : Spring Valley Elementary
Middle : Taylor Middle

What district is Mills High in?

San Mateo Union 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.