Enrollment
350
Elementary
DISTRICT 767 · STATE 465
SCHOOL COMMUNITY·ELK GROVE UNIFIED·NCES 061233001394
Cosumnes River Elementary
13580 Jackson Rd., Sloughhouse, CA 95683 · (916) 682-2653 · Sacramento County
GRADES KG–06ELEMENTARY41-RURALREGULAR SCHOOL350 STUDENTS
A
allk12 Grade
Scored higher than 86% of California public elementary schools
- ATest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- B+Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- B+Three-year trend Change in reading and math proficiency over the last three test years.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded California public elementary schools
Student : Teacher
25.0:1
14 FTE teachers
DISTRICT 24.0:1 · STATE 22.3:1
Free / Reduced Lunch
27%
93 students
DISTRICT 62% · STATE 65%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Kindergarten | 65 | 19% |
| Grade 1 | 48 | 14% |
| Grade 2 | 49 | 14% |
| Grade 3 | 41 | 12% |
| Grade 4 | 53 | 15% |
| Grade 5 | 42 | 12% |
| Grade 6 | 52 | 15% |
This year's kindergarten class (65) is 25% larger than its 6th grade class (52).
Student demographics
58%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 75% · STATE 62% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Test scores
CAASPP 2024-25 . % met or exceeded standardEnglish Language Arts
71.9%
CA avg 49.1% . +5.9pp since 2014
Math
69.2%
CA avg 37.7% . +11.2pp since 2014
What this means: On the CAASPP, California's statewide test, about 72 of every 100 students at this school read and write at grade level and about 69 of 100 do math at grade level. Across all California schools, those numbers are about 49 and 38. Reading and writing scores are up about 6 points since 2014, while math scores are up about 11 points.
Performance levels, 2024-25
| Subject | Standard Exceeded | Standard Met | Standard Nearly Met | Standard Not Met |
|---|---|---|---|---|
| English Language Arts | 38.4% | 33.5% | 19.5% | 8.7% |
| Math | 33.0% | 36.2% | 21.6% | 9.2% |
Share of tested students at each CAASPP level. Each student counts in one level, so a row adds to about 100%.
CAASPP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 71.9% | 69.2% |
| 2023-24 | 70.7% | 68.5% |
| 2022-23 | 70.3% | 67.9% |
| 2021-22 | 67.3% | 62.9% |
| 2020-21 | 65.8% | 51.3% |
| 2018-19 | 75.9% | 68.1% |
| 2017-18 | 73.9% | 66.3% |
| 2016-17 | 67.4% | 65.8% |
| 2015-16 | 69.0% | 63.0% |
| 2014-15 | 66.0% | 58.0% |
% met or exceeded standard, all students and all tested grades.
Source: CAASPP. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
70.0%
composite math + reading, all grades
Predicted
64.0%
based on CA schools with similar FRL share
Beats by
+6.0pp
above demographic expectation
What this means: About 70% of students here test proficient in math and reading, compared with the roughly 64% typical for California schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among California's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like Cosumnes River Elementary
Cosumnes River Elementary's state test result (70.0% proficient) is higher than 4 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Cosumnes River Elementary this school | 350 | 26.6% | 70.0% |
| Main Street Elementary Soquel | 383 | 24.8% | 54.1% |
| Loma Portal Elementary San Diego | 392 | 30.4% | 61.6% |
| Ruhkala Elementary Rocklin | 334 | 27.8% | 66.4% |
| Glenwood Elementary San Rafael | 315 | 23.5% | 66.0% |
| Silver Strand Elementary Coronado | 324 | 24.7% | 77.3% |
Matched among California elementary schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Cosumnes River Elementary ranks
Among elementary schools| Measure | This school | In California | In Sacramento County |
|---|---|---|---|
| State test proficiency ranked highest first | 70.0% | #653 of 5,151 | #18 of 217 |
| Math proficiency ranked highest first | 69.2% | #634 of 5,172 ▲ 44 | #18 of 217 no change |
| Reading proficiency ranked highest first | 71.9% | #659 of 5,172 ▲ 27 | #20 of 217 ▼ 3 |
| 3-year test score change ranked biggest gain first | +5.4pp | #1,526 of 5,116 | #58 of 213 |
| Enrollment ranked largest first | 350 | #4,277 of 5,915 | #184 of 238 |
| Students per teacher ranked fewest first | 25.0:1 | #4,418 of 5,352 | #175 of 227 |
| Diversity index ranked most diverse first | 57.7% | #2,052 of 5,354 | #194 of 227 |
| Free and reduced lunch ranked highest share first | 26.6% | #4,909 of 5,625 | #219 of 235 |
| Enrollment change since 2017-18 ranked steepest decline first | -21.2% | #1,288 of 3,837 | #29 of 145 |
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
350
+11 (+3%) vs 2020
+68% since 1990-91, when it was 208
Student : Teacher
25.0:1
was 24.2:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 350 | 14 | 25.0:1 | 27% (93) |
| 2023-24 | 337 | 14 | 24.1:1 | 15% (49) |
| 2022-23 | 361 | 15 | 24.1:1 | 15% (55) |
| 2020-21 | 339 | 14 | 24.2:1 | 17% (57) |
| 2017-18 | 444 | 16 | 27.8:1 | 19% (85) |
| 2015-16 | 475 | 21 | 22.6:1 | 13% (64) |
| 2010-11 | 522 | N/A | N/A | 15% (78) |
| 2000-01 | 368 | 16 | 23.0:1 | 11% (41) |
| 1990-91 | 208 | 8 | 26.0:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Cosumnes River Elementary.
Since 2017-18: students down 21% (444 to 350); teachers down 12% (16 to 14).
About Cosumnes River Elementary
Cosumnes River Elementary is a low-enrollment elementary school that serves part of Sloughhouse, California. The school teaches kindergarten through 6 and enrolls 350 students. That is 25% below the average of about 465 students for elementary schools in California.
Cosumnes River Elementary is part of Elk Grove Unified, where 67 schools serve 63,232 students.
The student body at Cosumnes River Elementary is 59% White. The rest of enrollment is 26% Hispanic, 9% multiracial, 4% Asian, and 2% Black. Among all residents of Sacramento County, the White share is about 45%. Its diversity index, the chance that two randomly chosen students belong to different racial or ethnic groups, is 58%.
The school's 14 full-time-equivalent teachers translate to a student-to-teacher ratio of 25.0:1. The average for elementary schools in California is 22.3:1, so this school has more students per teacher. At Cosumnes River Elementary, 27% of students qualify for free or reduced-price lunch in 2024-25. Public schools in Sacramento County average 63%.
Cosumnes River Elementary holds an A allk12 Grade, placing it above 86% of California public elementary schools.
Cosumnes River Elementary's average proficiency rate across its state test results of 70.0% is 6.0 points above the 64.0% the model predicts from its lunch-eligibility share.
The county, Sacramento County, is where the school is located. The median household earns about $92,175 a year, the share of adults with a bachelor's degree or higher is 34%, and roughly 9% of residents are in poverty. Sacramento County has 387 public schools with about 259,342 students, including Cosumnes River Elementary.
Robert J. McGarvey Elementary sits about 5.5 miles from Cosumnes River Elementary. Inside a ten-mile radius, there are at least 8 other public schools. Nearby schools with test data average 55.2% proficiency; Cosumnes River Elementary posts 70.0%.
The NCES locale for Cosumnes River Elementary is Rural: Fringe, which covers schools in rural territory close to an urban area.
Federal enrollment counts increased from 339 (2020-21) to 350 (2024-25).
This page is a place to ask questions and share updates about athletics, class schedules, and weather closures at Cosumnes River Elementary. Parents, students, alumni, and staff are welcome to post.
Sacramento County at a glance
View full county profilePopulation
1,594,006
Census ACS
Median income
$92,175
Household, ACS
Bachelor's+
34%
Adults 25+
Poverty rate
9%
Below federal line
Schools in county
387
259,342 students
Quick facts
Related schools
Other schools in Elk Grove Unified
- Franklin HighHigh · 2,650 students
- Pleasant Grove HighHigh · 2,536 students
- Sheldon HighHigh · 2,368 students
- Monterey Trail HighHigh · 2,263 students
- Laguna Creek HighHigh · 2,142 students
- Cosumnes Oaks HighHigh · 2,109 students
Nearby schools
- Robert J. McGarvey Elementary5.5 mi · 840
- Sunrise Elementary6.0 mi · 1,235
- Mather Heights Elementary7.4 mi · 236
- C. W. Dillard Elementary7.9 mi · 443
- Folsom Cordova K-8 Community Charter8.0 mi · 150
- Navigator Elementary8.9 mi · 431
Frequently asked questions
About Cosumnes River ElementaryWhat is the total enrollment at Cosumnes River Elementary?
Cosumnes River Elementary enrolls approximately 350 students in grades KG-06.
What grades does Cosumnes River Elementary serve?
Cosumnes River Elementary serves grades KG-06.
How many teachers does Cosumnes River Elementary have?
Cosumnes River Elementary employs 14 FTE teachers, for a student-to-teacher ratio of 25.0:1.
What is the student diversity at Cosumnes River Elementary?
Student demographics at Cosumnes River Elementary are roughly 59% White, 26% Hispanic, 2% Black, 4% Asian, 9% Two or more.
Is Cosumnes River Elementary public or private?
Cosumnes River Elementary is a public K-12 school, overseen by Elk Grove Unified.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.