Enrollment
34
New Hampshire · 2024-25 NCES data
High school (grades 9-12) · Penacook, NH
Csi Charter School
Federal NCES profile for Csi Charter School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 24/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 330004100677Charter school
👥 S:T ratio 32
📚 AP courses 10
🌟 Gifted program 30
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Csi Charter School earns 24/100 on the Resource Investment Index, with class sizes larger than 95% of New Hampshire schools. It is also one of the smallest schools in New Hampshire.
- #4 of 4
- public schools in Penacook · Resource Index
- 24
- Resource Index · Lower
- 17:1
- large classes for New Hampshire
- 15.6%
- free-lunch eligible
Csi Charter School has class sizes larger than 95% of New Hampshire schools. Computed live against every New Hampshire school reporting to NCES.
By Resource Investment Index, Csi Charter School ranks #4 of 4 public schools in Penacook, NH.
School address
District: Csi Charter School · New Hampshire
NCES ID 330004100677 Verify on NCES CCD record →
Teachers (FTE)
2.0
Federal CCD staff survey
Students per teacher
17:1
vs 11.3:1 New Hampshire avg
+50% vs state
Free-lunch eligible
15.6%
vs 21.5% New Hampshire avg
-27% vs state
Student-teacher ratio in context
How Csi Charter School compares with New Hampshire and U.S. medians
What stands out at Csi Charter School
Csi Charter School is a lower-poverty, small charter high school in Penacook, New Hampshire, enrolling 34 students.
Class loads run heavy: 17:1 is larger than about 95% of New Hampshire schools and 50% above the 11.3:1 state mean, so each teacher carries more students than is typical.
Its free-meal eligibility rate of 15.6% lands close to the New Hampshire typical range, neither a high- nor low-need campus by this measure.
This is a small campus: fewer students than 96% of New Hampshire schools, with 34 enrolled.
Its Resource Investment Index lands in the lower third of 500 scored New Hampshire schools.
Against 16 statewide peers matched on enrollment and economic need, it ranks mid-pack at #10.
Its student body is predominantly White (100% of enrollment) (diversity index 0/100).
No Advanced Placement courses are reported for this campus in the federal data.
Among Penacook's high schools, it stands alongside Merrimack Valley High School (744 students): Csi Charter School is smaller than that campus by headcount and runs heavier classes (17:1 vs 13.3:1).
Csi Charter School is a single-school charter district, so Csi Charter School operates independently rather than alongside district-mates. At 34 students, it is also a small operation, on the smaller end of New Hampshire's single-school districts.
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 Csi Charter School compares
Csi Charter School on the metrics families compare, against New Hampshire and U.S. means.
| Metric | This school | vs New Hampshire | New Hampshire avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 17:1 | ▲ 50% | 11.3:1 | 15.7:1 |
| Free-lunch eligible | 15.6% | ▼ 27% | 21.5% | 51.7% |
| Enrollment | 34 | top 96% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
17:1
Leaner classes than 30% of US schools, heavier class loads than most.
34
Bigger than 4% of US schools by enrollment, a small campus.
Equity indicators (what these measure)
Economic need
15.6%
free-lunch eligible
- 27% below the New Hampshire average of 21.5%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
17:1
students per teacher
- 50% above state mean
Top 95% in New Hampshire - lower ratio than 5% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
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 100.0%
Largest group: White at 100.0% of enrollment.
Student-body diversity index 0.0/100
Simpson diversity index - at 0.0, Csi Charter School is less mixed than the New Hampshire school average of 24.3.
Programs
AP program Not offered
Similar high schools in Penacook
1 comparable high schools (grades 9-12) serving the same city.
Similar high schools statewide
Matched by enrollment size and by staffing ratio across all of New Hampshire, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~34 students)
Next steps
Verify locally before acting on Csi Charter School's federal record.
- Compare Csi Charter School against another school. Compare schools
- Csi Charter School'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 Csi Charter School
How many students attend Csi Charter School?
Csi Charter School has 34 students enrolled. It is a high school in Penacook, NH.
What is the student-teacher ratio at Csi Charter School?
The student-teacher ratio at Csi Charter School is 17:1, which is 50% higher than the New Hampshire average of 11.3:1 and 8% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Csi Charter School?
15.6% of students at Csi Charter School are eligible for free lunch, compared to the New Hampshire average of 21.5%.
What is the racial and ethnic makeup of Csi Charter School?
The largest demographic group at Csi Charter School is White at 100.0% of enrollment, in Penacook, NH.
What is the Resource Investment Index for Csi Charter School?
Csi Charter School has a Resource Investment Index of 24/100 (lower reported resources relative to schools nationally) based on 3 factors: student-teacher ratio. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Csi Charter School rank among public schools in Penacook?
By Resource Investment Index, Csi Charter School ranks #4 of 4 public schools in Penacook, NH. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Penacook on the city page.
Is Csi Charter School a good school?
Csi Charter School earns 24/100 on the Resource Investment Index, with class sizes larger than 95% of New Hampshire schools. It is also one of the smallest schools in New Hampshire. 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 Csi Charter School?
None; Csi Charter School is a single-school charter district, and Csi Charter School is its only campus.
Related tools
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.