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Sonoma Charter

Q: Is Sonoma Charter a good school?

Sonoma Charter ranks 2474 th of 5857 California elementary schools. SchoolDigger rates this school 3 stars out of 5.

Public, Charter Grades K-8

2474^th

SchoolDigger Rank ?

of 5,857 California Elementary Schools

Better than 58% of California elementary schools

Summary

Sonoma Charter is a K-8 charter school serving 226 students in Sonoma, California, offering a continuous educational path from kindergarten through middle school within the Sonoma Charter District.

Academically, the school is a solid, mid-performing option with recent test scores in English and Math close to the state average, though Science is an area for improvement. It notably outperforms other local schools in the Sonoma Valley Unified district, such as El Verano Elementary, Flowery Elementary, and Sassarini Elementary. However, it faces competition from higher-performing nearby charters like River Montessori Elementary Charter and Kenwood Elementary. A significant challenge is chronic student absenteeism, which at 23.2% is higher than most neighboring schools, though it has improved markedly from the previous year.

The school operates with the lowest per-student spending among compared local schools, which may relate to its resource efficiency but also raises questions about potential for growth. Performance can vary between grade levels, and support for economically disadvantaged students has shown some fluctuation year-to-year. For families seeking a K-8 program that outperforms the traditional district schools in the immediate area, Sonoma Charter represents a stable choice, but it is working to address attendance and ensure consistent achievement across all student groups.

226

Students ?

23.7

Student/teacher ratio ?

$12,781

Per pupil spending ?

47.8%

Free/discounted lunch ?

17202 Sonoma Hwy.
Sonoma, CA 95476-3667

(707) 935-4232

District: Sonoma Charter District

Racial breakdown:

White:

48.2%

Hispanic:

45.1%

Two or more races:

4.9%

See top rated California elementary schools

Compare Sonoma Charter to nearby elementary schools!

At a glance

▬ Ranking trend: Holding steady — 59th percentile in 2019 → 58th in 2025

Strengths

✓Above the California median (58th percentile)

Worth a look

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

!Large classes — about 24 students per teacher

Students meeting standards (2024-2025) ?

This school40%

California avg41%

Elementary school

2,474^th of 5,857

California public elementary schools ?

Top 42%▼ down 2 pts since 2019

See the entire ranking list of California Elementary Schools →

★★★★★

SchoolDigger rating ?

Middle school

1,260^th of 2,761

California public middle schools ?

Top 46%▲ up 14 pts since 2019

From bottom 40% (2019) to top 46% (2025)

See the entire ranking list of California Middle Schools →

★★★★★

SchoolDigger rating ?

632^nd of 1,543Sonoma Charter District 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)

Elementary school ranking

Show full rank history (all student groups)

All Students

Year	Avg score	Statewide rank	California percentile	Rating
2025	52.3	2474 of 5857	57.8%	★★★☆☆
2024	57.4	2174 of 5869	63.0%	★★★☆☆
2023	53.2	2373 of 5859	59.5%	★★★☆☆
2022	58.4	2107 of 5883	64.2%	★★★☆☆
2019	54.4	2358 of 5789	59.3%	★★★☆☆

Female

Year	Avg score	Statewide rank	California percentile	Rating
2025	54.1	2241 of 5597	60.0%	★★★☆☆
2024	50.1	2410 of 5612	57.1%	★★★☆☆
2023	49.0	2460 of 5609	56.1%	★★★☆☆
2019	48.0	2606 of 5492	52.5%	★★★☆☆

Hispanic

Year	Avg score	Statewide rank	California percentile	Rating
2025	36.8	3257 of 5107	36.2%	★★☆☆☆
2024	37.3	3171 of 5107	37.9%	★★☆☆☆
2023	30.2	3679 of 5087	27.7%	★☆☆☆☆
2019	34.8	3330 of 4963	32.9%	★★☆☆☆

Low Socio Economic Status

Year	Avg score	Statewide rank	California percentile	Rating
2025	42.1	3011 of 5460	44.9%	★★☆☆☆
2024	55.1	2058 of 5517	62.7%	★★★☆☆
2023	31.8	3748 of 5363	30.1%	★★☆☆☆

Male

Year	Avg score	Statewide rank	California percentile	Rating
2025	53.4	2314 of 5628	58.9%	★★★☆☆
2024	55.8	2177 of 5643	61.4%	★★★☆☆
2023	51.1	2387 of 5638	57.7%	★★★☆☆
2022	64.4	1751 of 5663	69.1%	★★★☆☆
2019	63.9	1776 of 5510	67.8%	★★★☆☆

White

Year	Avg score	Statewide rank	California percentile	Rating
2025	43.5	1577 of 2598	39.3%	★★☆☆☆
2024	56.7	1221 of 2651	53.9%	★★★☆☆
2022	46.6	1567 of 2726	42.5%	★★☆☆☆
2019	42.2	1785 of 2834	37.0%	★★☆☆☆

Middle school ranking

Show full rank history (all student groups)

All Students

Year	Avg score	Statewide rank	California percentile	Rating
2025	47.1	1260 of 2761	54.4%	★★★☆☆
2024	66.3	759 of 2783	72.7%	★★★★☆
2023	52.7	1086 of 2781	60.9%	★★★☆☆
2022	53.1	1080 of 2740	60.6%	★★★☆☆
2019	34.9	1621 of 2715	40.3%	★★☆☆☆

Female

Year	Avg score	Statewide rank	California percentile	Rating
2022	52.3	1017 of 2509	59.5%	★★★☆☆

Hispanic

Year	Avg score	Statewide rank	California percentile	Rating
2023	17.8	2091 of 2374	11.9%	★☆☆☆☆
2022	44.8	1133 of 2359	52.0%	★★★☆☆

Low Socio Economic Status

Year	Avg score	Statewide rank	California percentile	Rating
2025	43.2	1295 of 2542	49.1%	★★☆☆☆
2024	68.0	570 of 2579	77.9%	★★★★☆

Male

Year	Avg score	Statewide rank	California percentile	Rating
2025	40.1	1373 of 2534	45.8%	★★☆☆☆
2023	29.6	1666 of 2538	34.4%	★★☆☆☆
2022	59.2	824 of 2527	67.4%	★★★☆☆
2019	38.8	1341 of 2407	44.3%	★★☆☆☆

White

Year	Avg score	Statewide rank	California percentile	Rating
2025	64.0	539 of 1520	64.5%	★★★☆☆
2019	19.2	1318 of 1602	17.7%	★☆☆☆☆

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)

Elementary school

Female (2025)60th percentile~ school

Male (2025)59th percentile~ school

Low Socio Economic Status (2025)45th percentile-13 vs school

White (2025)39th percentile-18 vs school

Hispanic (2025)36th percentile-22 vs school

Middle school

White (2025)65th percentile+10 vs school

Female (2022)59th percentile~ school

Low Socio Economic Status (2025)49th percentile-5 vs school

Male (2025)46th percentile-9 vs school

Hispanic (2023)12th percentile-49 vs school

By subject vs California (2024-2025) ?

English Language Arts/Literacy46%-3 vs state

Mathematics39%~ state avg

Science26%-7 vs state

★

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Schools Near Sonoma Charter

Choose columns to see: Summary School Students/Teachers Ranking Test Scores Immunizations 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)							% Completely Immunized (2022)	% Polio (2022)	% Hepatitis B (2022)	% Varicella (2022)	% DTP (2022)	% MMR (2022)	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	CSA Spanish Overall 3rd Grade	CSA Spanish Overall 4th Grade	CSA Spanish Overall 5th Grade	CSA Spanish Overall All Grades	CSA Spanish Listening 3rd Grade	CSA Spanish Listening 4th Grade	CSA Spanish Listening 5th Grade	CSA Spanish Listening All Grades	CSA Spanish Writing 3rd Grade	CSA Spanish Writing 4th Grade	CSA Spanish Writing 5th Grade	CSA Spanish Writing All Grades	CSA Spanish Reading 3rd Grade	CSA Spanish Reading 4th Grade	CSA Spanish Reading 5th Grade	CSA Spanish Reading All Grades	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
Sonoma Charter	Public, Charter	K-8	17202 Sonoma Hwy.	Sonoma	95476	Sonoma County	Sonoma Charter District	Yes	(n/a)	No	(n/a)	(707) 935-4232	226	10	23.7	47.8%	109 (48.2%)	2 (0.9%)	102 (45.1%)	1 (0.4%)	1 (0.4%)	0 (0.0%)	11 (4.9%)	52.3	2474^th of 5857 public elementary schools	57.8%		57.4	2174^th of 5869 public elementary schools	63.0%	300																	25.0	26.7	25.6	48.0	28.0	62.5	54.2	45.8	31.3	45.7	48.0	44.0	41.7	29.2	29.2	40.0	38.7	92.6		92.6	92.6		92.6	$12,781	$334	$12,447
Flowery Elementary	Public	K-5	17600 Sonoma Hwy.	Sonoma	95476	Sonoma County	Sonoma Valley Unified	No	(n/a)	No	(n/a)	(707) 935-6060	368	16	23.0	34.5%	66 (17.9%)	0 (0.0%)	291 (79.1%)	2 (0.5%)	1 (0.3%)	2 (0.5%)	6 (1.6%)	23.9	4507^th of 5857 public elementary schools	23.0%		22.5	4626^th of 5869 public elementary schools	21.2%	119	15.0	12.1	2.0	10.1	48.3	12.1	32.0	31.0	13.3	19.0	2.0	11.9	6.7	8.6	0.0	5.4	28.0		28.0	18.3	32.8	24.0				25.0	35.0	27.6	14.0				26.2							$10,886	$816	$10,070
El Verano Elementary	Public	K-5	18606 Riverside Dr.	Sonoma	95476	Sonoma County	Sonoma Valley Unified	No	(n/a)	No	(n/a)	(707) 935-6050	314	13	24.1	47.8%	47 (15.0%)	0 (0.0%)	257 (81.8%)	3 (1.0%)	2 (0.6%)	1 (0.3%)	4 (1.3%)	22.7	4621^st of 5857 public elementary schools	21.1%		23	4576^th of 5869 public elementary schools	22.0%	45																	19.0		19.0	26.3	27.8	40.0				31.3	21.1	26.3	17.2				21.5							$12,224	$543	$11,681
Sassarini Elementary	Public	K-5	652 Fifth St. West	Sonoma	95476	Sonoma County	Sonoma Valley Unified	No	(n/a)	No	(n/a)	(707) 935-6040	281	13	21.6	45.2%	61 (21.7%)	4 (1.4%)	203 (72.2%)	9 (3.2%)	0 (0.0%)	0 (0.0%)	4 (1.4%)	23.9	4509^th of 5857 public elementary schools	23.0%		28.9	4026^th of 5869 public elementary schools	31.4%	483																	15.9		15.9	32.7	40.4	27.3				33.8	24.1	22.6	17.8				21.7							$13,820	$663	$13,157
Prestwood Elementary	Public	K-5	343 East MacArthur St.	Sonoma	95476	Sonoma County	Sonoma Valley Unified	No	(n/a)	No	(n/a)	(707) 935-6030	275	15	18.0	30.5%	135 (49.1%)	2 (0.7%)	115 (41.8%)	15 (5.5%)	3 (1.1%)	2 (0.7%)	3 (1.1%)	45.3	2867^th of 5857 public elementary schools	51.1%		52.8	2408^th of 5869 public elementary schools	59.0%	459																	34.2		34.2	41.5	41.9	53.7				45.3	47.2	30.2	19.5				33.6	91.8		95.1	95.1	95.1	95.1	$11,945	$217	$11,728
Woodland Star Charter	Public, Charter	K-8	11700 Dunbar Rd.	Glen Ellen	95442	Sonoma County	Woodland Star Charter District	Yes	(n/a)	No	(n/a)	(707) 996-3849	244	11	22.1	34.8%	138 (56.6%)	1 (0.4%)	75 (30.7%)	4 (1.6%)	1 (0.4%)	0 (0.0%)	24 (9.8%)	71.9	1520^th of 5857 public elementary schools	74.0%		57.2	2183^rd of 5869 public elementary schools	62.8%	663																	60.0	26.3	45.5	52.0	51.9	72.0	59.3	45.8	52.6	55.8	60.0	40.7	56.0	37.0	50.0	26.3	45.6	82.4	88.2	94.1	82.4	85.3	82.4	$15,911	$398	$15,513
Old Adobe Elementary Charter	Public, Charter	K-6	2856 Adobe Rd.	Petaluma	94954	Sonoma County	Old Adobe Union	Yes	(n/a)	No	(n/a)	(707) 765-4301	278	11	25.2	34.5%	192 (69.1%)	1 (0.4%)	68 (24.5%)	1 (0.4%)	0 (0.0%)	0 (0.0%)	16 (5.8%)	61.1	2010^th of 5857 public elementary schools	65.7%		66.2	1766^th of 5869 public elementary schools	69.9%	244																	37.2		37.2	57.7	57.1	58.1	47.4			55.1	53.9	44.9	34.9	34.2			41.0							$17,850	$1,274	$16,576
Kenwood Elementary	Public	K-6	230 Randolph Ave.	Kenwood	95452	Sonoma County	Kenwood	No	(n/a)	No	(n/a)	(707) 833-2500	124	6	20.8	24.2%	80 (64.5%)	0 (0.0%)	23 (18.5%)	6 (4.8%)	1 (0.8%)	0 (0.0%)	14 (11.3%)	85.1	916^th of 5857 public elementary schools	84.4%		80.4	1137^th of 5869 public elementary schools	80.6%	221																	66.7		66.7	86.7	52.4	77.8	70.0			70.3	86.7	47.6	66.7	55.0			62.2							$30,220	$600	$29,620
Browns Valley Elementary	Public	K-8	1001 Buhman Ave.	Napa	94558	Napa County	Napa Valley Unified	No	(n/a)	No	(n/a)	(707) 253-3761	651	28	23.4	37.8%	414 (63.6%)	1 (0.2%)	178 (27.3%)	4 (0.6%)	1 (0.2%)	0 (0.0%)	53 (8.1%)	64.5	1862^nd of 5857 public elementary schools	68.2%		68.9	1640^th of 5869 public elementary schools	72.1%	222																	19.8	27.8	22.1	64.8	59.0	47.1	61.9	65.5	50.0	58.3	64.8	60.3	25.3	50.8	36.2	38.9	47.1							$16,128	$1,585	$14,543
La Tercera Elementary	Public	K-6	1600 Albin Way	Petaluma	94954	Sonoma County	Old Adobe Union	No	(n/a)	No	(n/a)	(707) 765-4303	295	13	23.6	37.3%	157 (53.2%)	8 (2.7%)	107 (36.3%)	7 (2.4%)	2 (0.7%)	2 (0.7%)	12 (4.1%)	62	1962^nd of 5857 public elementary schools	66.5%		43.4	2968^th of 5869 public elementary schools	49.4%	1006																	35.7		35.7	48.3	54.1	58.2	72.1			59.2	45.2	43.2	25.0	52.3			39.9							$17,696	$1,634	$16,062

Frequently Asked Questions about Sonoma Charter

What district is Sonoma Charter in?

Sonoma Charter District

How many students attend Sonoma Charter?

In the 2024-25 school year, 226 students attended Sonoma Charter.

Is Sonoma Charter a good school?

Sonoma Charter ranks 2474^th of 5857 California elementary schools. SchoolDigger rates this school 3 stars out of 5.

What is the racial makeup of Sonoma Charter?

Students at Sonoma Charter are 48% White, 45% Hispanic, 5% Two or more races.

Rate Sonoma Charter!

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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.