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Sierra Preparatory Academy

Public Grades K-8
5185th
SchoolDigger Rank ?
of 5,857 California Elementary Schools
Better than 11% of California elementary schools
Summary

Sierra Preparatory Academy is a K-8 public school serving 697 students in the Santa Ana Unified School District, which ranks in the bottom 19th percentile statewide, and it faces significant academic challenges with 94% of its students qualifying for free or reduced-price lunch.

Academically, the school consistently ranks in the bottom tier of California schools, with only about 22% of students proficient in English and 11% in math, which is the lowest performance among all nearby schools in its district. For example, John Muir Fundamental Elementary, located less than half a mile away and serving a similar community, dramatically outperforms Sierra with over 55% proficiency in English. While Sierra has a more favorable student-teacher ratio (17:1) than neighboring schools, it also struggles with a high chronic absenteeism rate of 24.3%, which is correlated with lower achievement.

Despite these challenges, the school has shown recent signs of improvement, with its state ranking rising and chronic absenteeism decreasing from previous years. The stark contrast with higher-performing nearby schools like John Muir Fundamental Elementary demonstrates that strong academic outcomes are possible within the same neighborhood, suggesting that factors beyond student demographics are influencing Sierra's performance.

697
Students ?
17.3
Student/teacher ratio ?
$25,065
Per pupil spending ?
94.1%
Free/discounted lunch ?
 2021 North Grand Ave.
       Santa Ana, CA  92705-1751

(714) 567-3500

District: Santa Ana Unified


Students who attend Sierra Preparatory Academy usually attend:

High:    Century High
Racial breakdown:

Hispanic:
97.7%
African American:
0.7%
Asian:
0.6%
more
 See top rated California elementary schools

 Compare Sierra Preparatory Academy to nearby elementary schools!
At a glance
Ranking trend: Holding steady — 7th percentile in 2023 → 11th in 2025
Worth a look
!Test scores below the California average (16% vs 41% meeting standards)
!In the lower quartile statewide (11th percentile)
!English Language Arts/Literacy scores 27 pts below the California average
Students meeting standards (2024-2025) ?
This school16%
District avg26%
California avg41%
Elementary school
5,185th of 5,857
California public elementary schools ?
Bottom 11%▲ up 4 pts since 2023
From bottom 7% (2023) to bottom 11% (2025)
See the entire ranking list of California Elementary Schools →
SchoolDigger rating ?
Middle school
2,571st of 2,761
California public middle schools ?
Bottom 7%▼ down 6 pts since 2015
From bottom 13% (2015) to bottom 7% (2025)
See the entire ranking list of California Middle Schools →
SchoolDigger rating ?
23rd of 34Elementary Schools in the Santa Ana Unified
1254th of 1,543Santa Ana Unified 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

YearAvg scoreStatewide rankCalifornia percentileRating
202516.05185 of 585711.5%★☆☆☆☆
202412.65507 of 58696.2%☆☆☆☆☆
202313.55435 of 58597.2%☆☆☆☆☆

English Language Learner

YearAvg scoreStatewide rankCalifornia percentileRating
202427.92692 of 316214.9%★☆☆☆☆
202332.02396 of 324526.2%★☆☆☆☆
202235.22190 of 331133.9%★★☆☆☆

Female

YearAvg scoreStatewide rankCalifornia percentileRating
202516.84955 of 559711.5%★☆☆☆☆
202410.15465 of 56122.6%☆☆☆☆☆
202312.25367 of 56094.3%☆☆☆☆☆
202214.65223 of 56357.3%☆☆☆☆☆

Hispanic

YearAvg scoreStatewide rankCalifornia percentileRating
202521.04397 of 510713.9%★☆☆☆☆
202416.54685 of 51078.3%☆☆☆☆☆
202318.24593 of 50879.7%☆☆☆☆☆
202221.44411 of 508413.2%★☆☆☆☆

Homeless

YearAvg scoreStatewide rankCalifornia percentileRating
202514.6416 of 4293.0%☆☆☆☆☆
202434.6261 of 36428.3%★☆☆☆☆

Low Socio Economic Status

YearAvg scoreStatewide rankCalifornia percentileRating
202519.44772 of 546012.6%★☆☆☆☆
202415.55115 of 55177.3%☆☆☆☆☆
202317.34878 of 53639.0%☆☆☆☆☆
202222.74439 of 526415.7%★☆☆☆☆

Male

YearAvg scoreStatewide rankCalifornia percentileRating
202516.84984 of 562811.4%★☆☆☆☆
202417.74925 of 564312.7%★☆☆☆☆
202316.55032 of 563810.7%★☆☆☆☆
202218.74847 of 566314.4%★☆☆☆☆

Special Education

YearAvg scoreStatewide rankCalifornia percentileRating
202521.62493 of 284712.4%★☆☆☆☆
Middle school ranking
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankCalifornia percentileRating
202511.42571 of 27616.9%☆☆☆☆☆
202411.72605 of 27836.4%☆☆☆☆☆
20239.42698 of 27813.0%☆☆☆☆☆
20228.32686 of 27402.0%☆☆☆☆☆
201910.52539 of 27156.5%☆☆☆☆☆
20188.72379 of 24804.1%☆☆☆☆☆
201710.82352 of 25086.2%☆☆☆☆☆
201611.82294 of 24978.1%☆☆☆☆☆
201516.32147 of 247713.3%★☆☆☆☆
201315.62113 of 237911.2%★☆☆☆☆
201213.22055 of 22599.0%☆☆☆☆☆
201119.81911 of 223614.5%★☆☆☆☆
201017.31915 of 217912.1%★☆☆☆☆
200915.91829 of 206311.3%★☆☆☆☆
200815.41790 of 200510.7%★☆☆☆☆
200717.61711 of 199914.4%★☆☆☆☆
20068.91705 of 18045.5%☆☆☆☆☆
200510.51669 of 17776.1%☆☆☆☆☆
200413.11616 of 17698.6%☆☆☆☆☆

Disabled

YearAvg scoreStatewide rankCalifornia percentileRating
202222.31370 of 153110.5%★☆☆☆☆
201928.31073 of 149128.0%★☆☆☆☆
201828.9987 of 136927.9%★☆☆☆☆

English Language Learner

YearAvg scoreStatewide rankCalifornia percentileRating
202428.11335 of 14789.7%☆☆☆☆☆
202328.91269 of 152116.6%★☆☆☆☆
202230.11246 of 154019.1%★☆☆☆☆
201924.91378 of 14424.4%☆☆☆☆☆
201828.41080 of 136420.8%★☆☆☆☆

Female

YearAvg scoreStatewide rankCalifornia percentileRating
202511.92364 of 25336.7%☆☆☆☆☆
202410.62448 of 25514.0%☆☆☆☆☆
20238.92482 of 25311.9%☆☆☆☆☆
20227.72481 of 25091.1%☆☆☆☆☆
201910.12266 of 23804.8%☆☆☆☆☆
20189.72161 of 22624.5%☆☆☆☆☆

Hispanic

YearAvg scoreStatewide rankCalifornia percentileRating
202513.42214 of 23957.6%☆☆☆☆☆
202414.52193 of 23888.2%☆☆☆☆☆
202311.02284 of 23743.8%☆☆☆☆☆
20229.82305 of 23592.3%☆☆☆☆☆
201912.42078 of 22136.1%☆☆☆☆☆
201810.51994 of 20723.8%☆☆☆☆☆

Homeless

YearAvg scoreStatewide rankCalifornia percentileRating
202528.8366 of 47723.3%★☆☆☆☆
202425.7321 of 39418.5%★☆☆☆☆
202324.5269 of 32015.9%★☆☆☆☆
202218.6311 of 3367.4%☆☆☆☆☆

Low Socio Economic Status

YearAvg scoreStatewide rankCalifornia percentileRating
202514.12340 of 25427.9%☆☆☆☆☆
202413.92387 of 25797.4%☆☆☆☆☆
202311.52434 of 25313.8%☆☆☆☆☆
202210.42388 of 24582.8%☆☆☆☆☆
201912.92207 of 23696.8%☆☆☆☆☆
201810.82129 of 22304.5%☆☆☆☆☆

Male

YearAvg scoreStatewide rankCalifornia percentileRating
202511.02397 of 25345.4%☆☆☆☆☆
202413.22366 of 25527.3%☆☆☆☆☆
202310.62444 of 25383.7%☆☆☆☆☆
20229.92460 of 25272.7%☆☆☆☆☆
201910.42289 of 24074.9%☆☆☆☆☆
20188.12223 of 22732.2%☆☆☆☆☆

Special Education

YearAvg scoreStatewide rankCalifornia percentileRating
202519.11491 of 15664.8%☆☆☆☆☆
202430.61079 of 155230.5%★★☆☆☆
202321.51403 of 15318.4%☆☆☆☆☆
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)
Elementary school
English Language Learner (2024)15th percentile+9 vs school
Hispanic (2025)14th percentile~ school
Low Socio Economic Status (2025)13th percentile~ school
Special Education (2025)12th percentile~ school
Female (2025)11th percentile~ school
Male (2025)11th percentile~ school
Homeless (2025)3rd percentile-8 vs school
Middle school
Homeless (2025)23rd percentile+16 vs school
Disabled (2022)11th percentile+9 vs school
English Language Learner (2024)10th percentile+3 vs school
Low Socio Economic Status (2025)8th percentile~ school
Hispanic (2025)8th percentile~ school
Female (2025)7th percentile~ school
Male (2025)5th percentile~ school
Special Education (2025)5th percentile~ school
By subject vs California (2024-2025) ?
English Language Arts/Literacy22%-27 vs state
Mathematics11%-26 vs state
Science10%-23 vs state

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Frequently Asked Questions about Sierra Preparatory Academy

In the 2024-25 school year, 697 students attended Sierra Preparatory Academy.

Students who attend Sierra Preparatory Academy usually go on to attend:

High : Century High

Students at Sierra Preparatory Academy are 98% Hispanic.

Sierra Preparatory Academy ranks in the bottom 11.5% of California elementary schools.


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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.





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