- Enrollment
- 1,998
- Students per teacher
- 20:1
- Resource Index
- 18/100
Elementary school (grades K-5) · Rapid City, SD
Corral Drive Elementary - 21
Federal NCES profile for Corral Drive Elementary - 21, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 36/100.
2024-25 NCES dataElementary school (grades K-5)NCES 465982000542
👥 S:T ratio 20
🌟 Gifted program 30
🎓 Counselors 12
📋 Attendance 81
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Corral Drive Elementary - 21 earns 36/100 on the Resource Investment Index, with class sizes larger than 95% of South Dakota schools.
- #5 of 10
- elementary schools in Rapid City · Resource Index
- 36
- Resource Index · Typical
- 20:1
- large classes for South Dakota
- 5.6%
- free-lunch eligible
Corral Drive Elementary - 21 has class sizes larger than 95% of South Dakota schools. Computed live against every South Dakota school reporting to NCES.
By Resource Investment Index, Corral Drive Elementary - 21 ranks #5 of 10 elementary schools in Rapid City, SD.
School address
District: Rapid City Area School District 51-4 · South Dakota
NCES ID 465982000542 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+6 students YoY
Corral Drive Elementary - 21 held near 467 students from 2022-23 to 2023-24 (+6 headcount).
Teacher FTE added 22.3 → 23.9 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+6 students YoY 465982000542 · Rapid City, SD Elementary · SMALL · TRAD
439 enr · 20:1 · 5.6% lunch · RII 36
Nearest enrollment peer: Central High School - 41 (1,998 students)
Corral Drive Elementary - 21 held near 467 students from 2022-23 to 2023-24 (+6 headcount). Teacher FTE added 22.3 → 23.9 across the same CCD years. Read with this school → · District book → · South Dakota schools → · Find another →
Corral Drive Elementary - 21 in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Central High S
Central High School - 41
1,998 students
- Stevens High S
Stevens High School - 42
1,771 students
- South Middle S 618
South Middle School - 36
618 students
- Southwest Midd 614
Southwest Middle School - 38
614 students
- East Middle Sc 613
East Middle School - 30
613 students
- This school 439
Corral Drive Elementary - 21
439 students
What this shows Corral Drive Elementary - 21 reports 439 students on the CCD universe file.
How Corral Drive Elementary - 21 compares
Corral Drive Elementary - 21 held steady on CCD headcount: ratios and free-lunch share vs South Dakota and U.S. means.
| Metric | This school | vs South Dakota | South Dakota avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 20:1 | ▲ 47% | 13.6:1 | 15.7:1 |
| Free-lunch eligible | 5.6% | ▼ 81% | 28.8% | 51.7% |
| Enrollment | 439 | top 13% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
20:1
Leaner classes than 16% of US schools, heavier class loads than most.
439
Bigger than 53% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
5.6%
free-lunch eligible
- 81% below the South Dakota average of 28.8%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
20:1
students per teacher
- 47% above state mean
Top 95% in South Dakota - lower ratio than 5% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
7.5%
chronically absent (missed 10%+ of school days)
In the 5-10% range, close to the pre-pandemic national baseline.
Funding equity
$10,377
per pupil, district-wide
- below South Dakota avg of $13,985
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors1.0 FTE
Per 439 students, the combined health-and-guidance staffing load for this school.
Discipline context
8
in-school suspensions + 3 out-of-school
Suspension rate: 1.8 per 100 students. Combined in-school and out-of-school rate: 2.5 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 82.9%
Hispanic or Latino 6.2%
Two or More 5.2%
Asian 3.6%
American Indian / Alaska Native 1.6%
African American 0.2%
Native Hawaiian / Pacific Islander 0.2%
Largest group: White at 82.9% of enrollment.
Student-body diversity index 30.5/100
Simpson diversity index - at 30.5, Corral Drive Elementary - 21 is more mixed than the South Dakota school average of 27.6.
Programs
District finance for Rapid City Area School District 51-4 reports $10,377 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Corral Drive Elementary - 21 Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Central High School - 41 | Larger | Higher economic need | Similar S:T ratio |
| Stevens High School - 42 | Larger | Similar economic need | Similar S:T ratio |
| South Middle School - 36 | Larger | Higher economic need | Lower S:T ratio |
| Southwest Middle School - 38 | Larger | Similar economic need | Lower S:T ratio |
| East Middle School - 30 | Larger | Higher economic need | Lower S:T ratio |
Comparisons are relative to Corral Drive Elementary - 21's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,771
- Students per teacher
- 19.9:1
- Resource Index
- 18/100
- Enrollment
- 618
- Students per teacher
- 14.7:1
- Resource Index
- 23/100
- Enrollment
- 614
- Students per teacher
- 18.1:1
- Resource Index
- 31/100
- Enrollment
- 613
- Students per teacher
- 15:1
- Resource Index
- 24/100
Similar elementary schools in Rapid City
6 comparable elementary schools (grades K-5) serving the same city.
Valley View Elementary - 13
Standard public school
605 students 18.9:1 students per teacher
Meadowbrook Elementary - 10
Standard public school
478 students 15.9:1 students per teacher
Grandview Elementary - 06
Standard public school
431 students 16.6:1 students per teacher
Pinedale Elementary - 11
Standard public school
377 students 17.1:1 students per teacher
Knollwood Heights Elementary - 08
Standard public school
368 students 13.6:1 students per teacher
Woodrow Wilson Elementary - 17
Standard public school
328 students 16.4:1 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 (~439 students)
Frequently asked questions about Corral Drive Elementary - 21
How many students attend Corral Drive Elementary - 21?
Corral Drive Elementary - 21 has 439 students enrolled. It is an elementary school in Rapid City, SD. CCD year-over-year: 461 (2022-23) → 467 (2023-24), nearly flat (+6).
What is the student-teacher ratio at Corral Drive Elementary - 21?
The student-teacher ratio at Corral Drive Elementary - 21 is 20:1, which is 47% higher than the South Dakota average of 13.6:1 and 27% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Corral Drive Elementary - 21?
5.6% of students at Corral Drive Elementary - 21 are eligible for free lunch, compared to the South Dakota average of 28.8%.
What is the racial and ethnic makeup of Corral Drive Elementary - 21?
The largest demographic group at Corral Drive Elementary - 21 is White at 82.9% of enrollment, in Rapid City, SD.
What is the Resource Investment Index for Corral Drive Elementary - 21?
Corral Drive Elementary - 21 has a Resource Investment Index of 36/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Corral Drive Elementary - 21 rank among elementary schools in Rapid City?
By Resource Investment Index, Corral Drive Elementary - 21 ranks #5 of 10 elementary schools in Rapid City, SD. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Rapid City on the city page.
What other schools are in Rapid City Area School District 51-4?
Besides Corral Drive Elementary - 21, Rapid City Area School District 51-4 also operates Central High School - 41 (1,998 students), Stevens High School - 42 (1,771 students), and South Middle School - 36 (618 students). See the Rapid City Area School District 51-4 district page for the complete list.