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Petaluma Accelerated Charter

Public, Charter Grades 7-8

27^th

SchoolDigger Rank ?

of 2,761 California Middle Schools

Better than 99% of California middle schools

Summary

Petaluma Accelerated Charter is a small, high-performing public charter middle school serving about 115 students in grades 7 and 8 within the Petaluma Joint Union High district, consistently ranking among the very best schools in California.

The school's academic results are exceptional, with student proficiency in English, Math, and Science running 30 to 45 points higher than the district and nearly double the state averages. It maintains this top-tier performance—ranking 27th out of over 2,700 middle schools statewide—while spending significantly less per student than nearby schools like Petaluma Junior High or Sinaloa Middle. Furthermore, the school's chronic absenteeism rate is remarkably low at 8.6%, less than half the rate of its district and state peers, indicating a strong, engaged school community.

This consistent excellence extends across different student groups and was maintained even through recent challenging years. While other local schools like Hillcrest Middle also perform well, Petaluma Accelerated Charter achieves its outstanding outcomes with a more efficient budget and a higher student-teacher ratio, highlighting a unique and effective educational approach within its charter model.

115

Students ?

25.3

Student/teacher ratio ?

$29,091

Per pupil spending ?

27.8%

Free/discounted lunch ?

110 Ellis St.
Petaluma, CA 94952-3305

(707) 778-4750

District: Petaluma Joint Union High

Racial breakdown:

White:

53.0%

Hispanic:

29.6%

Asian:

8.7%

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Compare Petaluma Accelerated Charter to nearby middle schools!

At a glance

▬ Ranking trend: Holding steady — 100th percentile in 2017 → 99th in 2025

Strengths

✓Test scores above the California average (83% vs 41% meeting standards)

✓Ranks in the top 1% of California middle schools

Worth a look

!Large classes — about 25 students per teacher

Students meeting standards (2024-2025) ?

This school83%

District avg45%

California avg41%

27^th of 2,761

California public middle schools ?

Top 1%▼ down 1 pts since 2017

See the entire ranking list of California Middle Schools →

★★★★★

SchoolDigger rating ?

1^st of 3Middle Schools in the Petaluma Joint Union High

428^th of 1,543Petaluma Joint 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	98.5	27 of 2761	99.0%	★★★★★
2024	99.4	9 of 2783	99.7%	★★★★★
2023	99.9	2 of 2781	99.9%	★★★★★
2022	99.4	11 of 2740	99.6%	★★★★★
2021	99.5	5 of 894	99.4%	★★★★★
2019	99.5	6 of 2715	99.8%	★★★★★
2018	99.4	4 of 2480	99.8%	★★★★★
2017	99.1	10 of 2508	99.6%	★★★★★

Asian

Year	Avg score	Statewide rank	California percentile	Rating
2024	84.9	50 of 743	93.3%	★★★★★

Female

Year	Avg score	Statewide rank	California percentile	Rating
2025	97.6	41 of 2533	98.4%	★★★★★
2024	98.5	20 of 2551	99.2%	★★★★★
2023	99.7	2 of 2531	99.9%	★★★★★
2022	98.5	23 of 2509	99.1%	★★★★★
2021	99.4	2 of 738	99.7%	★★★★★
2019	98.9	11 of 2380	99.5%	★★★★★
2018	98.6	8 of 2262	99.6%	★★★★★

Hispanic

Year	Avg score	Statewide rank	California percentile	Rating
2025	93.4	100 of 2395	95.8%	★★★★★
2022	99.8	7 of 2359	99.7%	★★★★★
2019	99.5	11 of 2213	99.5%	★★★★★

Low Socio Economic Status

Year	Avg score	Statewide rank	California percentile	Rating
2025	89.7	178 of 2542	93.0%	★★★★★
2024	99.5	13 of 2579	99.5%	★★★★★
2022	99.7	10 of 2458	99.6%	★★★★★
2021	99.9	3 of 721	99.6%	★★★★★
2019	99.9	6 of 2369	99.7%	★★★★★

Male

Year	Avg score	Statewide rank	California percentile	Rating
2025	98.5	29 of 2534	98.9%	★★★★★
2024	99.6	10 of 2552	99.6%	★★★★★
2023	99.9	2 of 2538	99.9%	★★★★★
2022	99.6	8 of 2527	99.7%	★★★★★
2021	99.6	6 of 763	99.2%	★★★★★
2019	99.6	6 of 2407	99.8%	★★★★★
2018	99.6	4 of 2273	99.8%	★★★★★

White

Year	Avg score	Statewide rank	California percentile	Rating
2025	97.7	3 of 1520	99.8%	★★★★★
2024	98.3	4 of 1537	99.7%	★★★★★
2023	99.2	1 of 1543	99.9%	★★★★★
2022	98.6	3 of 1555	99.8%	★★★★★
2019	98.7	1 of 1602	99.9%	★★★★★
2018	98.3	2 of 1496	99.9%	★★★★★

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)

White (2025)100th percentile~ school

Male (2025)99th percentile~ school

Female (2025)98th percentile~ school

Hispanic (2025)96th percentile-3 vs school

Asian (2024)93rd percentile-6 vs school

Low Socio Economic Status (2025)93rd percentile-6 vs school

By subject vs California (2024-2025) ?

English Language Arts/Literacy86%+37 vs state

Mathematics83%+46 vs state

Science73%+41 vs state

5.0

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What people are saying

by a parent
Friday, April 30, 2021

Amazing school for kids who want a challenging and rigorous education! My student was beyond ready for honors courses in high school. Kids get one-to-one help daily from teachers who are passionate about their classes. The classrooms are current with technology and provide several STEAM elective choices. Close Quote

Schools Near Petaluma Accelerated 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 Finance All

School													Students/Teachers											Ranking (2025)				Ranking (2024)				CSA Spanish Overall (2025)				CSA Spanish Listening (2025)				CSA Spanish Writing (2025)				CSA Spanish Reading (2025)				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	CSA Spanish Overall 6th Grade	CSA Spanish Overall 7th Grade	CSA Spanish Overall 8th Grade	CSA Spanish Overall All Grades	CSA Spanish Listening 6th Grade	CSA Spanish Listening 7th Grade	CSA Spanish Listening 8th Grade	CSA Spanish Listening All Grades	CSA Spanish Writing 6th Grade	CSA Spanish Writing 7th Grade	CSA Spanish Writing 8th Grade	CSA Spanish Writing All Grades	CSA Spanish Reading 6th Grade	CSA Spanish Reading 7th Grade	CSA Spanish Reading 8th Grade	CSA Spanish Reading All Grades	CAST Science 8th 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 All Grades	Smarter Balanced Assessments Mathematics 6th Grade	Smarter Balanced Assessments Mathematics 7th Grade	Smarter Balanced Assessments Mathematics 8th Grade	Smarter Balanced Assessments Mathematics All Grades	Per Pupil Expenditures Total	Sub-total from Federal Funds	Sub-total from State/Local Funds
Petaluma Accelerated Charter	Public, Charter	7-8	110 Ellis St.	Petaluma	94952	Sonoma County	Petaluma Joint Union High	Yes	(n/a)	No	(n/a)	(707) 778-4750	115	5	25.3	27.8%	61 (53.0%)	1 (0.9%)	34 (29.6%)	10 (8.7%)	1 (0.9%)	0 (0.0%)	8 (7.0%)	98.5	27^th of 2761 public middle schools	99.0%		99.4	9^th of 2783 public middle schools	99.7%	18																	73.5	73.5		83.3	89.8	86.2		81.7	85.7	83.5	$29,091	$28,590	$501
Dual Language Immersion Academy Charter	Public, Charter	7-8	421 South Mcdowell Blvd.	Petaluma	94954	Sonoma County	Petaluma Joint Union High	Yes	(n/a)	No	(n/a)	(707) 778-4621	31	1	32.2	61.3%	2 (6.5%)	0 (0.0%)	28 (90.3%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	1 (3.2%)								(n/a)																											$10,673	$10,172	$501
Petaluma Junior High	Public	7-8	700 Bantam Way	Petaluma	94952	Sonoma County	Petaluma Joint Union High	No	(n/a)	No	(n/a)	(707) 778-4724	454	24	19.1	44.7%	254 (55.9%)	1 (0.2%)	159 (35.0%)	10 (2.2%)	4 (0.9%)	2 (0.4%)	22 (4.8%)	53.8	1080^th of 2761 public middle schools	60.9%		47.9	1217^th of 2783 public middle schools	56.3%	137																	24.9	24.9		50.9	52.7	51.8		40.8	29.2	35.0	$27,985	$27,460	$525
Kenilworth Junior High	Public	7-8	800 Riesling Rd.	Petaluma	94954	Sonoma County	Petaluma Joint Union High	No	(n/a)	No	(n/a)	(707) 778-4710	812	39	20.7	45.2%	395 (48.6%)	9 (1.1%)	338 (41.6%)	19 (2.3%)	3 (0.4%)	2 (0.2%)	46 (5.7%)	58.6	937^th of 2761 public middle schools	66.1%		63.4	807^th of 2783 public middle schools	71.0%	130																	28.8	28.8		55.6	47.0	51.3		42.6	36.8	39.7	$23,101	$22,396	$705
Technology Middle	Public	6-8	7165 Burton Ave.	Rohnert Park	94928	Sonoma County	Cotati-Rohnert Park Unified	No	(n/a)	No	(n/a)	(707) 792-4800	409	24	16.9	65.0%	91 (22.2%)	11 (2.7%)	259 (63.3%)	18 (4.4%)	2 (0.5%)	4 (1.0%)	23 (5.6%)	11.7	2561^st of 2761 public middle schools	7.2%		13.8	2525^th of 2783 public middle schools	9.3%	36																	9.7	9.7	24.3	17.7	20.0	20.8	8.8	13.0	5.9	9.3	$24,334	$23,136	$1,198
Lawrence E. Jones Middle	Public	6-8	5154 Snyder Ln.	Rohnert Park	94928	Sonoma County	Cotati-Rohnert Park Unified	No	(n/a)	No	(n/a)	(707) 588-5600	775	37	21.0	38.3%	335 (43.2%)	14 (1.8%)	300 (38.7%)	44 (5.7%)	3 (0.4%)	7 (0.9%)	72 (9.3%)	47.4	1252^nd of 2761 public middle schools	54.7%		45.2	1307^th of 2783 public middle schools	53.0%	55																	27.4	27.4	44.9	46.0	41.8	44.2	35.7	34.2	29.9	33.1	$20,252	$19,718	$534
Altimira Middle	Public	6-8	17805 Arnold Dr.	Sonoma	95476	Sonoma County	Sonoma Valley Unified	No	(n/a)	No	(n/a)	(707) 935-6020	324	20	16.1	42.3%	48 (14.8%)	0 (0.0%)	270 (83.3%)	1 (0.3%)	1 (0.3%)	0 (0.0%)	4 (1.2%)	17.9	2320^th of 2761 public middle schools	16.0%		17.5	2372^nd of 2783 public middle schools	14.8%	52																	6.2	6.2	26.1	23.0	37.7	29.4	19.6	14.9	7.8	13.6	$24,117	$22,544	$1,573
Adele Harrison Middle	Public	6-8	1150 Broadway	Sonoma	95476	Sonoma County	Sonoma Valley Unified	No	(n/a)	No	(n/a)	(707) 935-6080	334	19	17.3	29.3%	135 (40.4%)	0 (0.0%)	188 (56.3%)	5 (1.5%)	1 (0.3%)	1 (0.3%)	4 (1.2%)	36	1617^th of 2761 public middle schools	41.4%		46.2	1272^nd of 2783 public middle schools	54.3%	345	4.8	7.3	0.0	4.2	9.5	26.8	2.8	13.5	9.5	14.6	2.8	9.2	4.8	4.9	0.0	3.4	25.0	25.0	45.3	45.1	39.3	43.1	10.4	29.7	19.0	20.0	$22,945	$22,596	$349
Sinaloa Middle	Public	6-8	2045 Vineyard Rd.	Novato	94947	Marin County	Novato Unified	No	(n/a)	No	(n/a)	(415) 897-2111	693	34	20.4	42.1%	343 (49.5%)	13 (1.9%)	239 (34.5%)	40 (5.8%)	0 (0.0%)	1 (0.1%)	56 (8.1%)	74.7	589^th of 2761 public middle schools	78.7%		77.4	541^st of 2783 public middle schools	80.6%	48																	43.1	43.1	67.0	55.6	59.7	60.4	48.8	40.2	51.1	46.5	$21,878	$20,824	$1,054
San Jose Middle	Public	6-8	1000 Sunset Pkwy.	Novato	94949	Marin County	Novato Unified	No	(n/a)	No	(n/a)	(415) 883-7831	559	26	21.2	55.8%	157 (28.1%)	16 (2.9%)	311 (55.6%)	36 (6.4%)	2 (0.4%)	1 (0.2%)	36 (6.4%)	54.4	1060^th of 2761 public middle schools	61.6%		56.8	966^th of 2783 public middle schools	65.3%	94				8.3				16.7				25.0				8.3	32.6	32.6	46.5	41.2	50.0	45.9	48.8	41.6	25.5	38.2	$22,055	$20,900	$1,155

Frequently Asked Questions about Petaluma Accelerated Charter

Is Petaluma Accelerated Charter a good school?

Yes! Petaluma Accelerated Charter is one of the best middle schools in the state. It ranks 27^th of 2761 California middle schools.

What is the racial makeup of Petaluma Accelerated Charter?

Students at Petaluma Accelerated Charter are 53% White, 30% Hispanic, 9% Asian, 7% Two or more races.

How many students attend Petaluma Accelerated Charter?

In the 2024-25 school year, 115 students attended Petaluma Accelerated Charter.

What district is Petaluma Accelerated Charter in?

Petaluma Joint 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.