Enrollment
371
Colorado · 2024-25 NCES data
2024-25 NCES data Elementary school (grades K-5) NCES 080345000447
South Ridge Elementary an Ib World School — Castle Rock, CO
Federal NCES profile for South Ridge Elementary an Ib World School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 46/100.
👥 Class size 39
🌟 Gifted program 70
🎓 Counselors 28
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →
School address
District: Douglas County School District No. Re 1 · Colorado
Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.
Teachers (FTE)
27.0
Federal CCD staff survey
Students per teacher
15.2:1
vs 16.9:1 Colorado avg
-10% vs state
Free-lunch eligible
26.0%
vs 38.5% Colorado avg
-32% vs state
Student-teacher ratio in context
How South Ridge Elementary an Ib World School compares with Colorado and U.S. medians
The federal record — no proprietary index, no editorial formula.
PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.
What this school's NCES data tells you
South Ridge Elementary an Ib World School reports 371 enrolled students to the National Center for Education Statistics (NCES) alongside 27.0 full-time-equivalent teachers, producing a 15.2:1 student-teacher ratio. That figure sits 10% below the Colorado state mean of 16.9:1, signalling more teacher attention per pupil than the state benchmark. Against the national 2024-25 average of 15.9:1, it is 4% lower, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 26.0% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 32% below the Colorado average and 50% below the national baseline. Counselor coverage works out to roughly 360 students per counselor, above the ASCA-recommended ceiling of 250:1.
On the finance side, the surrounding Douglas County School District No. Re 1 spends $14,103 per pupil district-wide, below the Colorado average of $20,949 and below the national average of $19,490. Revenue comes 52.8% from local sources (property taxes), 40.8% from the state, and 6.4% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 46/100 (D), calculated from 3 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How South Ridge Elementary an Ib World School compares
Cross-validating school-level NCES values against Colorado state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs Colorado | Colorado avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 15.2:1 | ▼ 10% | 16.9:1 | 15.9:1 |
| Free-lunch eligible | 26.0% | ▼ 32% | 38.5% | 51.8% |
| Enrollment | 371 | top 52% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
What the federal data reveals about equity at this school
Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.
Economic need
26.0%
free-lunch eligible
— 32% below the Colorado average of 38.5%
Below the 40% Title I threshold — federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
15.2:1
students per teacher
— 10% below state mean
Top 40% in Colorado — lower ratio than 60% of state schools
Between 15:1 and 20:1 — in line with the typical U.S. public-school staffing range.
Funding equity
$14,103
per pupil, district-wide
— below Colorado avg of $20,949
Below the U.S. average per-pupil spend — funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors1.0 FTE
Per 360 students — the combined health-and-guidance staffing load for this school.
Discipline context
1
in-school suspensions + 7 out-of-school
Suspension rate: 0.3 per 100 students. Combined in-school and out-of-school rate: 2.2 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 371 Top 52% in Colorado — larger than 48% of 1,923 state schools
Teachers (FTE) 27.0
Students per teacher 15.2:1 -10% vs state
Free-lunch eligible 26.0% -32% vs state
NCES ID 080345000447
Student demographics
White 56.6%
Hispanic or Latino 36.1%
African American 2.7%
Two or More 2.7%
Asian 1.3%
American Indian / Alaska Native 0.3%
Native Hawaiian / Pacific Islander 0.3%
Largest group: White at 56.6% of enrollment.
Programs & staff
Gifted & talented Yes
Counselors (FTE) 1.0
Students per counselor 360:1
Discipline & special education
In-school suspensions 1
Out-of-school suspensions 7
Funding & spending
District-wide per-pupil expenditure for Douglas County School District No. Re 1, which includes South Ridge Elementary an Ib World School.
$14,103
Per student
-33%
vs Colorado
Avg $20,949
-28%
vs U.S.
Avg $19,490
Revenue mix
Local 52.8%
State 40.8%
Federal 6.4%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
Other Schools in This District
- Enrollment
- 2,803
- Students per teacher
- 16.4:1
- Enrollment
- 2,325
- Students per teacher
- 21.6:1
- Enrollment
- 2,206
- Students per teacher
- 20.8:1
- Enrollment
- 2,169
- Students per teacher
- 20.4:1
- Enrollment
- 2,007
- Students per teacher
- 19.5:1
Similar elementary schools in Castle Rock
2 comparable elementary schools (grades K-5) serving the same city.
Educator & family resources
In-depth guides on understanding NCES data, school choice, and education funding.
Understanding NCES data
How CCD, CRDC and EDFacts feed every public-school number you see.
Choose a school district
Eight signals that matter more than the overall ranking number.
How schools are funded
Title I, F-33, state aid formulas and what per-pupil spending really means.
Chronic absenteeism
Why missing 10% of school matters and how it varies by district.
Magnet vs charter vs traditional
Three school types, three funding models, three sets of trade-offs.
School discipline data
What CRDC suspension and expulsion records do and don't reveal.
Frequently asked questions about South Ridge Elementary an Ib World School
How many students attend South Ridge Elementary an Ib World School?
South Ridge Elementary an Ib World School has 371 students enrolled. It is a elementary school in CASTLE ROCK, CO.
What is the student-teacher ratio at South Ridge Elementary an Ib World School?
The student-teacher ratio at South Ridge Elementary an Ib World School is 15.2:1, which is 10% lower than the Colorado average of 16.9:1 and 4% lower than the national average of 15.9:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at South Ridge Elementary an Ib World School?
26.0% of students at South Ridge Elementary an Ib World School are eligible for free lunch, compared to the Colorado average of 38.5%.
What is the racial and ethnic makeup of South Ridge Elementary an Ib World School?
The largest demographic group at South Ridge Elementary an Ib World School is White at 56.6%. The school serves a diverse student body in CASTLE ROCK, CO.
What is the Resource Investment Index for South Ridge Elementary an Ib World School?
South Ridge Elementary an Ib World School has a Resource Investment Index of 46/100 (D) based on 3 factors: student-teacher ratio, counselor availability. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.