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Northwest Prep Charter

Public, Charter, Alternative Grades K-12

2081^st

SchoolDigger Rank ?

of 2,761 California Alternative Schools

Better than 25% of California alternative schools

Summary

Northwest Prep Charter is a small, K-12 public charter school in Santa Rosa, serving 138 students within its own Northwest Prep Charter District and characterized by a high percentage of students from economically disadvantaged backgrounds.

The school has a clear strength in helping students graduate, with rates consistently meeting or exceeding the state average, a notable achievement compared to some nearby alternative schools like Pivot Charter School - North Bay. However, this success does not fully translate to state test scores, particularly in mathematics, where proficiency is significantly below state averages. The school also contends with a chronic absenteeism rate that, while showing recent improvement, remains an area of concern, especially when compared to nearby charters with very low absenteeism like Orchard View.

With a lower student-teacher ratio than many peers, the school structure supports individual attention. Its performance profile is similar to schools like Roseland Charter, which also serves a high-needs population. Key areas for potential growth include strengthening math instruction, especially in middle school, and continuing to address attendance. The school's journey highlights the balance alternative schools strike between graduating at-risk students and ensuring academic proficiency.

138

Students ?

17.6

Student/teacher ratio ?

67.4%

Free/discounted lunch ?

2590 Piner Rd.
Santa Rosa, CA 95401-4035

(707) 522-3320

District: Northwest Prep Charter District

Racial breakdown:

Hispanic:

43.5%

White:

42.0%

Two or more races:

10.1%

See top rated California elementary schools

Compare Northwest Prep Charter to nearby alternative schools!

At a glance

▲ Ranking trend: Improving — 37th percentile in 2019 → 70th in 2025

Strengths

✓Ranking is trending up — up 33 percentile points since 2019

Worth a look

!Test scores below the California average (27% vs 41% meeting standards)

!In the lower quartile statewide (25th percentile)

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

Students meeting standards (2024-2025) ?

This school27%

California avg41%

Middle school

2,081^st of 2,761

California public middle schools ?

Bottom 25%▼ down 12 pts since 2019

From bottom 37% (2019) to bottom 25% (2025)

See the entire ranking list of California Middle Schools →

★★★★★

SchoolDigger rating ?

High school

639^th of 2,162

California public high schools ?

Top 30%▲ up 27 pts since 2019

From bottom 43% (2019) to top 30% (2025)

See the entire ranking list of California High Schools →

★★★★★

SchoolDigger rating ?

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

Middle school ranking

Show full rank history (all student groups)

All Students

Year	Avg score	Statewide rank	California percentile	Rating
2025	23.4	2081 of 2761	24.6%	★☆☆☆☆
2024	30.7	1780 of 2783	36.0%	★★☆☆☆
2023	25.7	2001 of 2781	28.0%	★☆☆☆☆
2022	25.9	1951 of 2740	28.8%	★☆☆☆☆
2019	31.8	1722 of 2715	36.6%	★★☆☆☆

Female

Year	Avg score	Statewide rank	California percentile	Rating
2025	27.0	1795 of 2533	29.1%	★☆☆☆☆
2023	7.8	2504 of 2531	1.1%	☆☆☆☆☆

Hispanic

Year	Avg score	Statewide rank	California percentile	Rating
2025	28.3	1712 of 2395	28.5%	★☆☆☆☆
2024	49.4	1006 of 2388	57.9%	★★★☆☆

Low Socio Economic Status

Year	Avg score	Statewide rank	California percentile	Rating
2025	22.3	2057 of 2542	19.1%	★☆☆☆☆
2024	36.5	1513 of 2579	41.3%	★★☆☆☆
2023	39.2	1362 of 2531	46.2%	★★☆☆☆

Male

Year	Avg score	Statewide rank	California percentile	Rating
2025	9.8	2430 of 2534	4.1%	☆☆☆☆☆
2024	25.4	1857 of 2552	27.2%	★☆☆☆☆
2019	37.7	1382 of 2407	42.6%	★★☆☆☆

White

Year	Avg score	Statewide rank	California percentile	Rating
2024	23.0	1201 of 1537	21.9%	★☆☆☆☆

High school ranking

Show full rank history (all student groups)

All Students

Year	Avg score	Statewide rank	California percentile	Rating
2025	67.9	639 of 2162	70.4%	★★★★☆
2024	53.5	918 of 2159	57.5%	★★★☆☆
2023	52.7	928 of 2170	57.2%	★★★☆☆
2022	49.3	946 of 2123	55.4%	★★★☆☆
2019	40.2	1206 of 2133	43.5%	★★☆☆☆

Female

Year	Avg score	Statewide rank	California percentile	Rating
2024	49.5	904 of 1915	52.8%	★★★☆☆
2019	37.0	1128 of 1833	38.5%	★★☆☆☆

Hispanic

Year	Avg score	Statewide rank	California percentile	Rating
2024	55.5	775 of 1902	59.3%	★★★☆☆
2019	38.3	1123 of 1814	38.1%	★★☆☆☆

Low Socio Economic Status

Year	Avg score	Statewide rank	California percentile	Rating
2024	60.1	705 of 2026	65.2%	★★★☆☆
2019	48.1	983 of 1937	49.3%	★★☆☆☆

Male

Year	Avg score	Statewide rank	California percentile	Rating
2024	29.8	1343 of 1948	31.1%	★★☆☆☆
2022	44.2	950 of 1916	50.4%	★★★☆☆

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)

Middle school

Female (2025)29th percentile+5 vs school

Hispanic (2025)29th percentile+4 vs school

White (2024)22nd percentile-14 vs school

Low Socio Economic Status (2025)19th percentile-6 vs school

Male (2025)4th percentile-21 vs school

High school

Low Socio Economic Status (2024)65th percentile+8 vs school

Hispanic (2024)59th percentile~ school

Female (2024)53rd percentile-5 vs school

Male (2024)31st percentile-26 vs school

By subject vs California (2024-2025) ?

English Language Arts/Literacy44%-5 vs state

Science24%-9 vs state

Mathematics15%-23 vs state

★

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Schools Near Northwest Prep Charter

Choose columns to see: Summary School Students/Teachers Ranking Test Scores Immunizations Finance All

School													Students/Teachers											Ranking ()				Ranking ()				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 ()	Statewide Rank ()	State Percentile ()	SchoolDigger Rating ()	Average Standard Score ()	Statewide Rank ()	State Percentile ()	Rank Change from Previous Year	CAST Science 5th Grade	CAST Science 8th Grade	CAST Science 11th Grade	CAST Science 12th 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 11th 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 11th 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
Northwest Prep Charter	Public, Charter, Alternative	K-12	2590 Piner Rd.	Santa Rosa	95401	Sonoma County	Northwest Prep Charter District	Yes	(n/a)	No	(n/a)	(707) 522-3320	138	8	17.6	67.4%	58 (42.0%)	1 (0.7%)	60 (43.5%)	4 (2.9%)	0 (0.0%)	0 (0.0%)	14 (10.1%)								(n/a)		12.0		33.3	23.5					41.2	28.0	71.4	43.6					29.4	8.0	14.3	14.5
Pivot Charter School - North Bay	Public, Virtual, Charter, Alternative	K-12	2999 Cleveland Ave.	Santa Rosa	95403	Sonoma County	Pivot Charter School - North Bay District	Yes	(n/a)	Yes	(n/a)	(707) 843-4676	437	27	15.9	61.8%	191 (43.7%)	10 (2.3%)	159 (36.4%)	12 (2.7%)	14 (3.2%)	1 (0.2%)	45 (10.3%)								(n/a)		15.6	16.2	17.2	17.7					16.0	23.3	29.4	29.1					20.8	10.0	6.7	10.7							$11,843	$981	$10,862
Sonoma County Special Education	Public, Alternative	K-12	5340 Skylane Blvd.	Santa Rosa	95403	Sonoma County	Sonoma County Office of Education	No	(n/a)	No	(n/a)	(707) 524-2710	169	22	7.8	48.5%	60 (35.5%)	6 (3.6%)	91 (53.8%)	3 (1.8%)	2 (1.2%)	0 (0.0%)	7 (4.1%)								(n/a)					0.0								0.0								0.0							$108,905	$4,616	$104,289
Sonoma County Court	Public, Alternative	K-12	5340 Skylane Blvd.	Santa Rosa	95403	Sonoma County	Sonoma County Office of Education	No	(n/a)	No	(n/a)	(707) 524-2876	42	2	17.5	92.9%	10 (23.8%)	1 (2.4%)	28 (66.7%)	0 (0.0%)	2 (4.8%)	0 (0.0%)	1 (2.4%)								(n/a)																												$5,224	$569	$4,655
Sonoma County Alternative Education Programs	Public, Alternative	K-12	5340 Skylane Blvd.	Santa Rosa	95403	Sonoma County	Sonoma County Office of Education	No	(n/a)	No	(n/a)	(707) 524-2876	55	4	13.7	63.6%	8 (14.5%)	1 (1.8%)	41 (74.5%)	1 (1.8%)	2 (3.6%)	1 (1.8%)	1 (1.8%)								(n/a)					0.0							0.0	0.0							0.0	0.0							$20,817	$7,319	$13,498
Roseland Charter	Public, Charter, Alternative	K-12	1691 Burbank Ave.	Santa Rosa	95407	Sonoma County	Roseland Charter District	Yes	(n/a)	No	(n/a)	(707) 545-0102	1,254	67	18.7	89.3%	19 (1.5%)	9 (0.7%)	1,182 (94.3%)	16 (1.3%)	9 (0.7%)	0 (0.0%)	17 (1.4%)								(n/a)		18.4	24.7		21.1					34.9	39.5	48.4	40.3					23.8	23.2	27.9	24.7							$20,671	$5,456	$15,215
Learning House	Public, Alternative	K-12	203 South A St.	Santa Rosa	95401	Sonoma County	Santa Rosa High	No	(n/a)	No	(n/a)	(707) 890-3902	0				0 ()	0 ()	0 ()	0 ()	0 ()	0 ()	0 ()								(n/a)
Orchard View	Public, Virtual, Charter, Alternative	K-12	700 Watertrough Rd.	Sebastopol	95472	Sonoma County	Twin Hills Union Elementary	Yes	(n/a)	Yes	(n/a)	(707) 823-4709	224	14	16.3	21.9%	145 (64.7%)	0 (0.0%)	55 (24.6%)	6 (2.7%)	2 (0.9%)	0 (0.0%)	14 (6.3%)								(n/a)	53.9	52.6	50.0	64.3	54.4		53.3	66.7	64.7	41.2	79.0	64.5	61.3		28.6	46.7	61.1	37.5	57.9	32.3	43.2							$13,921	$77	$13,844
Pathways Charter	Public, Charter, Alternative	K-12	150 Professional Center Dr. St	Rohnert Park	94928	Sonoma County	Pathways Charter District	Yes	(n/a)	No	(n/a)	(707) 585-6510	348	17	20.1	45.7%	158 (45.4%)	9 (2.6%)	119 (34.2%)	19 (5.5%)	3 (0.9%)	2 (0.6%)	34 (9.8%)								(n/a)	40.9	28.6	17.1		26.8	37.5	42.1	47.6	44.4	48.3	38.9	40.0	42.6	29.4	42.1	19.1	33.3	31.0	20.0	2.9	23.5	66.7	70.8	79.2	70.8	79.2	70.8	$14,250	$767	$13,483
California Pacific Charter - Sonoma	Public, Virtual, Charter, Alternative	K-12	14630 Armstrong Woods Rd.	Guerneville	95466	Sonoma County	California Pacific Charter - Sonoma District	Yes	(n/a)	Yes	(n/a)	(855) 225-7227	213	40	5.3	56.8%	73 (34.3%)	18 (8.5%)	65 (30.5%)	14 (6.6%)	8 (3.8%)	0 (0.0%)	33 (15.5%)								(n/a)	27.3	31.6	44.0		35.1	38.5	27.3	45.5	36.4	31.3	47.4	61.5	43.9	61.5	36.4	27.3	45.5	50.0	36.8	63.0	48.2							$15,870	$986	$14,884

Frequently Asked Questions about Northwest Prep Charter

How many students attend Northwest Prep Charter?

In the 2024-25 school year, 138 students attended Northwest Prep Charter.

Is Northwest Prep Charter a good school?

Northwest Prep Charter ranks in the bottom 24.6% of California alternative schools.

What is the racial makeup of Northwest Prep Charter?

Students at Northwest Prep Charter are 43% Hispanic, 42% White, 10% Two or more races, 3% Asian.

What district is Northwest Prep Charter in?

Northwest Prep Charter District

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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.