- Enrollment
- 2,901
- Students per teacher
- 27.4:1
- Resource Index
- 35/100
Elementary school (grades K-5) · Rancho Cordova, CA
Williamson Elementary
Federal NCES profile for Williamson Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 10/100.
2024-25 NCES dataElementary school (grades K-5)NCES 061389001584
👥 S:T ratio 0
🌟 Gifted program 30
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Williamson Elementary earns 10/100 on the Resource Investment Index, with class sizes larger than 84% of California schools. It is also more racially and ethnically mixed than most California schools.
- #11 of 11
- elementary schools in Rancho Cordova · Resource Index
- 10
- Resource Index · Lower
- 25.7:1
- large classes for California
- 62.3%
- free-lunch eligible
Williamson Elementary has class sizes larger than 84% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Williamson Elementary ranks #11 of 11 elementary schools in Rancho Cordova, CA.
School address
District: Folsom-Cordova Unified · California
NCES ID 061389001584 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-4 students YoY
Williamson Elementary held near 460 students from 2022-23 to 2023-24 (-4 headcount).
Teacher FTE added 19.4 → 22.4 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-4 students YoY 061389001584 · Rancho Cordova, CA Elementary · SMALL · TRAD
489 enr · 25.7:1 · 62.3% lunch · RII 10
Nearest enrollment peer: Folsom High (2,901 students)
Williamson Elementary held near 460 students from 2022-23 to 2023-24 (-4 headcount). Teacher FTE added 19.4 → 22.4 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Williamson Elementary in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Folsom High
Folsom High
2,901 students
- Cordova High
Cordova High
1,944 students
- Vista Del Lago
Vista Del Lago High
1,782 students
- Sutter Middle
Sutter Middle
1,628 students
- Folsom Middle
Folsom Middle
1,508 students
- This school 489
Williamson Elementary
489 students
What this shows Williamson Elementary reports 489 students on the CCD universe file.
How Williamson Elementary compares
Williamson Elementary held steady on CCD headcount: ratios and free-lunch share vs California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 25.7:1 | ▲ 20% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 62.3% | ▲ 12% | 55.5% | 51.7% |
| Enrollment | 489 | top 47% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
25.7:1
Leaner classes than 4% of US schools, heavier class loads than most.
489
Bigger than 60% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
62.3%
free-lunch eligible
- 12% above the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
25.7:1
students per teacher
- 20% above state mean
Top 84% in California - lower ratio than 16% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Engagement
49.1%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$15,003
per pupil, district-wide
- below California avg of $18,665
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 7 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 1.4 per 100 students. Reported via the Civil Rights Data Collection. Includes 1 expulsion.
Student demographics
Hispanic or Latino 37.8%
White 30.3%
Asian 12.3%
Two or More 10.0%
African American 7.0%
Native Hawaiian / Pacific Islander 2.2%
American Indian / Alaska Native 0.4%
Largest group: Hispanic or Latino at 37.8% of enrollment.
Student-body diversity index 73.5/100
Simpson diversity index - at 73.5, Williamson Elementary is more mixed than the California school average of 46.0.
Programs
District finance for Folsom-Cordova Unified reports $15,003 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Williamson Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Folsom High | Larger | Lower economic need | Higher S:T ratio |
| Cordova High | Larger | Lower economic need | Lower S:T ratio |
| Vista Del Lago High | Larger | Lower economic need | Similar S:T ratio |
| Sutter Middle | Larger | Lower economic need | Similar S:T ratio |
| Folsom Middle | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Williamson Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,944
- Students per teacher
- 20.3:1
- Resource Index
- 31/100
- Enrollment
- 1,782
- Students per teacher
- 24.4:1
- Resource Index
- 35/100
- Enrollment
- 1,628
- Students per teacher
- 26.3:1
- Resource Index
- 35/100
- Enrollment
- 1,508
- Students per teacher
- 27.9:1
- Resource Index
- 37/100
Similar elementary schools in Rancho Cordova
6 comparable elementary schools (grades K-5) serving the same city.
Sunrise Elementary
Standard public school
1,235 students 30.9:1 students per teacher
Robert J. Mcgarvey Elementary
Standard public school
840 students 25.5:1 students per teacher
Cordova Villa Elementary
Standard public school
475 students 23.8:1 students per teacher
Navigator Elementary
Standard public school
431 students 20.5:1 students per teacher
Rancho Cordova Elementary
Standard public school
407 students 21.4:1 students per teacher
White Rock Elementary
Standard public school
381 students 22.4:1 students per teacher
Nationwide elementary schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~489 students)
Frequently asked questions about Williamson Elementary
How many students attend Williamson Elementary?
Williamson Elementary has 489 students enrolled. It is an elementary school in Rancho Cordova, CA. CCD year-over-year: 464 (2022-23) → 460 (2023-24), nearly flat (-4).
What is the student-teacher ratio at Williamson Elementary?
The student-teacher ratio at Williamson Elementary is 25.7:1, which is 20% higher than the California average of 21.5:1 and 64% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Williamson Elementary?
62.3% of students at Williamson Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Williamson Elementary?
The largest demographic group at Williamson Elementary is Hispanic or Latino at 37.8% of enrollment, in Rancho Cordova, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 73.5/100.
What is the Resource Investment Index for Williamson Elementary?
Williamson Elementary has a Resource Investment Index of 10/100 (lower reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Williamson Elementary rank among elementary schools in Rancho Cordova?
By Resource Investment Index, Williamson Elementary ranks #11 of 11 elementary schools in Rancho Cordova, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Rancho Cordova on the city page.
What other schools are in Folsom-Cordova Unified?
Besides Williamson Elementary, Folsom-Cordova Unified also operates Folsom High (2,901 students), Cordova High (1,944 students), and Vista Del Lago High (1,782 students). See the Folsom-Cordova Unified district page for the complete list.