Beta You're viewing our redesigned school page. Prefer the classic layout?

Mueller Charter (Robert L.)

Public, Charter, Alternative Grades K-12
2443rd
SchoolDigger Rank ?
of 5,857 California Alternative Schools
Better than 58% of California alternative schools
Summary

Robert L. Mueller Charter School is a large, K-12 alternative school serving 1,542 students in Chula Vista, operating as its own district and achieving strong results for a student population where a significant majority qualify for free or reduced-price lunch.

Academically, the school performs at or above state averages, with particular strength in English Language Arts, and its graduation rate of over 97% is exceptional, far exceeding the state average. The school manages student attendance well, with a chronic absenteeism rate much lower than the state's, and it accomplishes these outcomes with moderate, cost-effective per-student spending compared to some nearby charters like Urban Discovery Academy Charter or Logan Memorial Educational Campus. While very strong overall, its mathematics scores, especially in middle school, are an area where it matches rather than exceeds the state average.

Mueller Charter's success is notable when compared to other local schools serving similar communities, as it outperforms several in key metrics. A particularly interesting nearby comparison is the Chula Vista Learning Community Charter, located less than a mile away, which achieves slightly higher test scores with similar demographics. The school's model proves that an alternative education approach can deliver excellent traditional outcomes, especially in guiding students to graduation, making it a consistently high-performing option in the area.

1,542
Students ?
22.8
Student/teacher ratio ?
$16,338
Per pupil spending ?
77.8%
Free/discounted lunch ?
 715 I St.
       Chula Vista, CA  91910-5112

(619) 422-6192

District: Mueller Charter (Robert L.) District

Racial breakdown:

Hispanic:
92.3%
White:
3.6%
Two or more races:
1.6%
more
 See top rated California elementary schools

 Compare Mueller Charter (Robert L.) to nearby alternative schools!
At a glance
Ranking trend: Holding steady — 69th percentile in 2022 → 69th in 2025
Strengths
97% graduate in 4 years — above the California average (86%)
Above the California median (58th percentile)
Worth a look
!Some student groups rank well below the school's overall statewide standing
!Large classes — about 23 students per teacher
Students meeting standards (2024-2025) ?
This school42%
California avg41%
Elementary school
2,443rd of 5,857
California public elementary schools ?
Top 42%▼ down 1 pts since 2019
See the entire ranking list of California Elementary Schools →
SchoolDigger rating ?
Middle school
886th of 2,761
California public middle schools ?
Top 32%▲ up 1 pts since 2019
See the entire ranking list of California Middle Schools →
SchoolDigger rating ?
High school
660th of 2,162
California public high schools ?
Top 31%▼ down 14 pts since 2019
From top 17% (2019) to top 31% (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)
Elementary school ranking
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankCalifornia percentileRating
202552.92443 of 585758.3%★★★☆☆
202454.42319 of 586960.5%★★★☆☆
202349.02580 of 585956.0%★★★☆☆
202252.42425 of 588358.8%★★★☆☆
201954.12374 of 578959.0%★★★☆☆

Disabled

YearAvg scoreStatewide rankCalifornia percentileRating
202249.5819 of 222763.2%★★★☆☆
201961.4692 of 258573.2%★★★★☆

English Language Learner

YearAvg scoreStatewide rankCalifornia percentileRating
202477.4273 of 316291.4%★★★★★
202364.4640 of 324580.3%★★★★☆
202273.1427 of 331187.1%★★★★☆
201977.9350 of 327589.3%★★★★☆

Female

YearAvg scoreStatewide rankCalifornia percentileRating
202545.12756 of 559750.8%★★★☆☆
202452.62295 of 561259.1%★★★☆☆
202352.52269 of 560959.5%★★★☆☆
202252.32291 of 563559.3%★★★☆☆
201947.02676 of 549251.3%★★★☆☆

Hispanic

YearAvg scoreStatewide rankCalifornia percentileRating
202565.51421 of 510772.2%★★★★☆
202468.51254 of 510775.4%★★★★☆
202366.81322 of 508774.0%★★★★☆
202268.41231 of 508475.8%★★★★☆
201969.31207 of 496375.7%★★★★☆

Homeless

YearAvg scoreStatewide rankCalifornia percentileRating
202571.174 of 42982.8%★★★★☆

Low Socio Economic Status

YearAvg scoreStatewide rankCalifornia percentileRating
202568.91333 of 546075.6%★★★★☆
202466.81417 of 551774.3%★★★★☆
202363.91524 of 536371.6%★★★★☆
202263.71488 of 526471.7%★★★★☆
201969.11234 of 517376.1%★★★★☆

Male

YearAvg scoreStatewide rankCalifornia percentileRating
202559.32009 of 562864.3%★★★☆☆
202454.92215 of 564360.7%★★★☆☆
202344.72760 of 563851.0%★★★☆☆
202251.12386 of 566357.9%★★★☆☆
201959.21991 of 551063.9%★★★☆☆

Special Education

YearAvg scoreStatewide rankCalifornia percentileRating
202545.71215 of 284757.3%★★★☆☆
202353.8806 of 242066.7%★★★☆☆
Middle school ranking
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankCalifornia percentileRating
202560.8886 of 276167.9%★★★☆☆
202457.6944 of 278366.1%★★★☆☆
202354.51039 of 278162.6%★★★☆☆
202250.51161 of 274057.6%★★★☆☆
201960.7902 of 271566.8%★★★☆☆

Disabled

YearAvg scoreStatewide rankCalifornia percentileRating
202231.81001 of 153134.6%★★☆☆☆

English Language Learner

YearAvg scoreStatewide rankCalifornia percentileRating
202471.5147 of 147890.1%★★★★★
202359.7271 of 152182.2%★★★★☆
202263.0258 of 154083.2%★★★★☆
201973.1188 of 144287.0%★★★★☆

Female

YearAvg scoreStatewide rankCalifornia percentileRating
202560.9811 of 253368.0%★★★☆☆
202454.2956 of 255162.5%★★★☆☆
202353.3973 of 253161.6%★★★☆☆
202243.71230 of 250951.0%★★★☆☆
201952.01006 of 238057.7%★★★☆☆

Hispanic

YearAvg scoreStatewide rankCalifornia percentileRating
202574.4451 of 239581.2%★★★★☆
202472.5461 of 238880.7%★★★★☆
202369.2523 of 237478.0%★★★★☆
202266.0585 of 235975.2%★★★★☆
201975.4392 of 221382.3%★★★★☆

Low Socio Economic Status

YearAvg scoreStatewide rankCalifornia percentileRating
202569.7542 of 254278.7%★★★★☆
202468.6558 of 257978.4%★★★★☆
202365.9611 of 253175.9%★★★★☆
202255.6855 of 245865.2%★★★☆☆
201977.3353 of 236985.1%★★★★☆

Male

YearAvg scoreStatewide rankCalifornia percentileRating
202558.3873 of 253465.5%★★★☆☆
202458.8845 of 255266.9%★★★☆☆
202354.3951 of 253862.5%★★★☆☆
202255.4928 of 252763.3%★★★☆☆
201965.5691 of 240771.3%★★★★☆
High school ranking
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankCalifornia percentileRating
202566.8660 of 216269.5%★★★☆☆
202459.2788 of 215963.5%★★★☆☆
202373.4525 of 217075.8%★★★★☆
202262.8653 of 212369.2%★★★☆☆
201980.3358 of 213383.2%★★★★☆

Disabled

YearAvg scoreStatewide rankCalifornia percentileRating
202234.8694 of 116140.2%★★☆☆☆
201985.2102 of 111790.9%★★★★★

English Language Learner

YearAvg scoreStatewide rankCalifornia percentileRating
202452.3313 of 108571.2%★★★★☆
202388.033 of 106496.9%★★★★★
202250.3323 of 104469.1%★★★☆☆
201986.246 of 94195.1%★★★★★

Female

YearAvg scoreStatewide rankCalifornia percentileRating
202562.3666 of 190665.1%★★★☆☆
202458.7703 of 191563.3%★★★☆☆
202362.4627 of 191567.3%★★★☆☆
202267.6498 of 185873.2%★★★★☆
201978.7350 of 183380.9%★★★★☆

Hispanic

YearAvg scoreStatewide rankCalifornia percentileRating
202578.5327 of 190082.8%★★★★☆
202471.3455 of 190276.1%★★★★☆
202385.1228 of 191788.1%★★★★☆
202272.0393 of 186178.9%★★★★☆
201983.2206 of 181488.6%★★★★☆

Low Socio Economic Status

YearAvg scoreStatewide rankCalifornia percentileRating
202574.0455 of 201377.4%★★★★☆
202469.4509 of 202674.9%★★★★☆
202379.4335 of 203083.5%★★★★☆
202266.6509 of 194373.8%★★★★☆
201982.5247 of 193787.2%★★★★☆

Male

YearAvg scoreStatewide rankCalifornia percentileRating
202566.6575 of 194270.4%★★★★☆
202455.8770 of 194860.5%★★★☆☆
202377.0412 of 196379.0%★★★★☆
202254.9747 of 191661.0%★★★☆☆
201975.0410 of 188078.2%★★★★☆

Special Education

YearAvg scoreStatewide rankCalifornia percentileRating
202526.4964 of 125223.0%★☆☆☆☆
202464.7275 of 121677.4%★★★★☆
202377.7165 of 119786.2%★★★★☆

White

YearAvg scoreStatewide rankCalifornia percentileRating
202254.6534 of 120455.6%★★★☆☆
201959.6489 of 122260.0%★★★☆☆
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
English Language Learner (2024)91st percentile+31 vs school
Homeless (2025)83rd percentile+24 vs school
Low Socio Economic Status (2025)76th percentile+17 vs school
Hispanic (2025)72nd percentile+14 vs school
Male (2025)64th percentile+6 vs school
Disabled (2022)63rd percentile+4 vs school
Special Education (2025)57th percentile~ school
Female (2025)51st percentile-8 vs school
Middle school
English Language Learner (2024)90th percentile+24 vs school
Hispanic (2025)81st percentile+13 vs school
Low Socio Economic Status (2025)79th percentile+11 vs school
Female (2025)68th percentile~ school
Male (2025)66th percentile~ school
Disabled (2022)35th percentile-23 vs school
High school
Hispanic (2025)83rd percentile+13 vs school
Low Socio Economic Status (2025)77th percentile+8 vs school
English Language Learner (2024)71st percentile+8 vs school
Male (2025)70th percentile~ school
Female (2025)65th percentile-4 vs school
White (2022)56th percentile-14 vs school
Disabled (2022)40th percentile-29 vs school
Special Education (2025)23rd percentile-46 vs school
By subject vs California (2024-2025) ?
English Language Arts/Literacy52%+3 vs state
Mathematics37%~ state avg
Science33%~ state avg

No ratings yet
Be the first to rate Mueller Charter (Robert L.) and help other families decide.
Rate Mueller Charter (Robert L.)
Have first-hand experience? A quick rating - and a sentence or two about what stands out (teachers, academics, safety, communication) - helps other families know what to expect.
Takes about a minute. We email you a link to verify your review - your address is never shown publicly.
Tap a star to rate
Reviews
No written reviews yet. If you know this school, be the first to share what stands out.



Schools Near Mueller Charter (Robert L.)









Frequently Asked Questions about Mueller Charter (Robert L.)

Students at Mueller Charter (Robert L.) are 92% Hispanic, 4% White, 2% Two or more races, 1% African American, 1% Asian.

In the 2024-25 school year, 1,542 students attended Mueller Charter (Robert L.).

Mueller Charter (Robert L.) ranks 2443rd of 5857 California alternative schools. SchoolDigger rates this school 3 stars out of 5.


Rate Mueller Charter (Robert L.)!



Sign up for updates!

Be the first to know when there is an update for Mueller Charter (Robert L.)!




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.





Diagnostics

None retrieved from Database in 762 milliseconds.