Enrollment
98
South Dakota · 2024-25 NCES data
Other / mixed grade configuration · Rapid City, SD
Jefferson Building - 64
Federal NCES profile for Jefferson Building - 64, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 55/100.
2024-25 NCES dataOther / mixed grade configurationNCES 465982001072
👥 S:T ratio 79
🌟 Gifted program 30
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Jefferson Building - 64 earns 55/100 on the Resource Investment Index, with class sizes smaller than 97% of South Dakota schools. It is also more racially and ethnically mixed than most South Dakota schools.
- #1 of 6
- schools in Rapid City · Resource Index
- 55
- Resource Index · Higher
- 5.2:1
- small classes for South Dakota
- 98
- students enrolled
Jefferson Building - 64 has class sizes smaller than 97% of South Dakota schools. Computed live against every South Dakota school reporting to NCES.
By Resource Investment Index, Jefferson Building - 64 ranks #1 of 6 schools in Rapid City, SD.
School address
District: Rapid City Area School District 51-4 · South Dakota
NCES ID 465982001072 Verify on NCES CCD record →
Teachers (FTE)
19.0
Federal CCD staff survey
Students per teacher
5.2:1
vs 13.6:1 South Dakota avg
-62% vs state
Student-teacher ratio in context
How Jefferson Building - 64 compares with South Dakota and U.S. medians
What stands out at Jefferson Building - 64
Jefferson Building - 64 is a mid-sized combined-grade school in Rapid City, South Dakota, enrolling 98 students.
Classes run notably small here: at 5.2:1, Jefferson Building - 64 is leaner than roughly 97% of South Dakota schools and 62% under the state's 13.6:1 norm, more adult attention per pupil than most peers.
With 98 students, its enrollment sits close to the South Dakota median campus size.
Its Resource Investment Index lands in the upper third of 691 scored South Dakota schools.
Its student body is led by White (49%) and American Indian / Alaska Native (29%), more mixed than most schools in the state (diversity index 66/100).
Its district draws 18.9% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Among Rapid City's public schools, it stands alongside Rapid Valley Elementary - 12 (486 students): Jefferson Building - 64 is smaller than that campus by headcount and runs leaner classes (5.2:1 vs 15.7:1).
Rapid City Area School District 51-4 also operates Central High School - 41 (1,998 students) and Stevens High School - 42 (1,771 students) alongside Jefferson Building - 64.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Jefferson Building - 64 compares
Jefferson Building - 64 on the metrics families compare, against South Dakota and U.S. means.
| Metric | This school | vs South Dakota | South Dakota avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 5.2:1 | ▼ 62% | 13.6:1 | 15.7:1 |
| Enrollment | 98 | top 50% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
5.2:1
Leaner classes than 98% of US schools, among the more generously staffed nationally.
98
Bigger than 10% of US schools by enrollment, a small campus.
Equity indicators (what these measure)
Staffing depth
5.2:1
students per teacher
- 62% below state mean
Top 3% in South Dakota - lower ratio than 97% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Funding equity
$11,191
per pupil, district-wide
- below South Dakota avg of $13,477
Well below the U.S. average per-pupil spend, a notably leaner funding position that 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 + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
White 49.0%
American Indian / Alaska Native 28.6%
Two or More 13.3%
Hispanic or Latino 7.1%
African American 1.0%
Native Hawaiian / Pacific Islander 1.0%
Largest group: White at 49.0% of enrollment.
Student-body diversity index 65.5/100
Simpson diversity index - at 65.5, Jefferson Building - 64 is more mixed than the South Dakota school average of 27.6.
Programs
Funding & spending
District-wide per-pupil expenditure for Rapid City Area School District 51-4, which includes Jefferson Building - 64.
$11,191
Per student
-17%
vs South Dakota
Avg $13,477
-33%
vs U.S.
Avg $16,593
Revenue mix
Local 54.3%
State 26.7%
Federal 18.9%
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.
How Jefferson Building - 64 Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Central High School - 41 | Larger | No free-lunch data | Higher S:T ratio |
| Stevens High School - 42 | Larger | No free-lunch data | Higher S:T ratio |
| South Middle School - 36 | Larger | No free-lunch data | Higher S:T ratio |
| Southwest Middle School - 38 | Larger | No free-lunch data | Higher S:T ratio |
| East Middle School - 30 | Larger | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Jefferson Building - 64's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,998
- Students per teacher
- 20:1
- Resource Index
- 18/100
- 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 other schools in Rapid City
5 comparable other schools (grades Mixed) serving the same city.
Rapid Valley Elementary - 12
Standard public school
486 students 15.7:1 students per teacher
General Beadle Elementary - 01
Standard public school
483 students 18.6:1 students per teacher
Canyon Lake Elementary - 04
Standard public school
346 students 14.4:1 students per teacher
Robbinsdale Elementary - 14
Standard public school
328 students 12.6:1 students per teacher
Wellfully - 65
Alternative education program
7 students 7:1 students per teacher
Similar other schools statewide
Matched by enrollment size and by staffing ratio across all of South Dakota, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~98 students)
Similar student-teacher ratio (~5.2:1)
Next steps
Verify locally before acting on Jefferson Building - 64's federal record.
- Compare Jefferson Building - 64 against another school. Compare schools
- Rapid City Area School District 51-4's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Jefferson Building - 64
How many students attend Jefferson Building - 64?
Jefferson Building - 64 has 98 students enrolled. It is a special-education school in Rapid City, SD.
What is the student-teacher ratio at Jefferson Building - 64?
The student-teacher ratio at Jefferson Building - 64 is 5.2:1, which is 62% lower than the South Dakota average of 13.6:1 and 67% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Jefferson Building - 64?
The largest demographic group at Jefferson Building - 64 is White at 49.0% of enrollment, in Rapid City, SD. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 65.5/100.
What is the Resource Investment Index for Jefferson Building - 64?
Jefferson Building - 64 has a Resource Investment Index of 55/100 (higher reported resources relative to schools nationally) based on 2 factors: student-teacher ratio. Not a test-score or academic measure (national median ~41/100, see methodology). Limited indicators were available, so the index reflects partial data.
How does Jefferson Building - 64 rank among schools in Rapid City?
By Resource Investment Index, Jefferson Building - 64 ranks #1 of 6 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 schools in Rapid City on the city page.
Is Jefferson Building - 64 a good school?
Jefferson Building - 64 earns 55/100 on the Resource Investment Index, with class sizes smaller than 97% of South Dakota schools. It is also more racially and ethnically mixed than most South Dakota schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Rapid City Area School District 51-4?
Besides Jefferson Building - 64, 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.
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Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.