- Enrollment
- 1,714
- Students per teacher
- 16.5:1
- Resource Index
- 49/100
Other / mixed grade configuration · Baltimore, MD
Tunbridge Public Charter School
Federal NCES profile for Tunbridge Public Charter School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 36/100.
2024-25 NCES dataOther / mixed grade configurationNCES 240009001689Charter school
👥 S:T ratio 32
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 43
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Tunbridge Public Charter School earns 36/100 on the Resource Investment Index, with class sizes larger than 81% of Maryland schools.
- #84 of 177
- schools in Baltimore · Resource Index
- 36
- Resource Index · Typical
- 17:1
- large classes for Maryland
- 38.2%
- free-lunch eligible
Tunbridge Public Charter School has class sizes larger than 81% of Maryland schools. Computed live against every Maryland school reporting to NCES.
By Resource Investment Index, Tunbridge Public Charter School ranks #84 of 177 schools in Baltimore, MD.
School address
District: Baltimore City Public Schools · Maryland
NCES ID 240009001689 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+14 students YoY
Tunbridge Public Charter School held near 493 students from 2022-23 to 2023-24 (+14 headcount).
Teacher FTE added 29.0 → 30.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+14 students YoY 240009001689 · Baltimore, MD Other · SMALL · CHARTER
493 enr · 17:1 · 38.2% lunch · RII 36
Nearest enrollment peer: Mergenthaler Vocational-Technical High (1,714 students)
Tunbridge Public Charter School held near 493 students from 2022-23 to 2023-24 (+14 headcount). Teacher FTE added 29.0 → 30.0 across the same CCD years. Read with this school → · District book → · Maryland schools → · Find another →
Tunbridge Public Charter School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Mergenthaler V
Mergenthaler Vocational-Technical High
1,714 students
- Baltimore Poly
Baltimore Polytechnic Institute
1,632 students
- Baltimore City
Baltimore City College
1,470 students
- Kipp Harmony A
Kipp Harmony Academy
1,399 students
- Roland Park El
Roland Park Elementary/Middle
1,371 students
- This school 493
Tunbridge Public Charter School
493 students
What this shows Tunbridge Public Charter School reports 493 students on the CCD universe file.
How Tunbridge Public Charter School compares
Tunbridge Public Charter School held steady on CCD headcount: ratios and free-lunch share vs Maryland and U.S. means.
| Metric | This school | vs Maryland | Maryland avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 17:1 | ▲ 17% | 14.5:1 | 15.7:1 |
| Free-lunch eligible | 38.2% | ▼ 22% | 49.0% | 51.7% |
| Enrollment | 493 | top 56% | - | - |
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.
493
Bigger than 61% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
38.2%
free-lunch eligible
- 22% below the Maryland average of 49.0%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
17:1
students per teacher
- 17% above state mean
Top 81% in Maryland - lower ratio than 19% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
22.7%
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
$22,977
per pupil, district-wide
- above Maryland avg of $18,753
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors0.5 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
2
in-school suspensions + 9 out-of-school
Suspension rate: 0.4 per 100 students. Combined in-school and out-of-school rate: 2.2 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
African American 78.3%
White 9.5%
Two or More 6.3%
Hispanic or Latino 4.7%
Asian 0.8%
American Indian / Alaska Native 0.4%
Largest group: African American at 78.3% of enrollment.
Student-body diversity index 37.2/100
Simpson diversity index - at 37.2, Tunbridge Public Charter School is less mixed than the Maryland school average of 52.3.
Programs
Gifted & talented Yes
District finance for Baltimore City Public Schools reports $22,977 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Tunbridge Public Charter School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Mergenthaler Vocational-Technical High | Larger | Higher economic need | Similar S:T ratio |
| Baltimore Polytechnic Institute | Larger | Similar economic need | Higher S:T ratio |
| Baltimore City College | Larger | Similar economic need | Similar S:T ratio |
| Kipp Harmony Academy | Larger | Higher economic need | Lower S:T ratio |
| Roland Park Elementary/Middle | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Tunbridge Public Charter School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,632
- Students per teacher
- 21.2:1
- Resource Index
- 32/100
- Enrollment
- 1,470
- Students per teacher
- 17.7:1
- Resource Index
- 38/100
- Enrollment
- 1,399
- Students per teacher
- 13.7:1
- Resource Index
- 29/100
- Enrollment
- 1,371
- Students per teacher
- 19.6:1
- Resource Index
- 35/100
Similar other schools in Baltimore
6 comparable other schools (grades Mixed) serving the same city.
Roland Park Elementary/Middle
Standard public school
1,371 students 19.6:1 students per teacher
Lakeland Elementary/Middle
Standard public school
1,070 students 14.5:1 students per teacher
John Ruhrah Elementary/Middle
Standard public school
1,061 students 13.1:1 students per teacher
Academy for College and Career Exploration
Standard public school
967 students 16.4:1 students per teacher
Hampstead Hill Academy
Standard public school
933 students 20.3:1 students per teacher
The Belair-Edison School
Standard public school
911 students 13.6:1 students per teacher
Nationwide other 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 (~493 students)
Frequently asked questions about Tunbridge Public Charter School
How many students attend Tunbridge Public Charter School?
Tunbridge Public Charter School has 493 students enrolled. It is a public school in Baltimore, MD. CCD year-over-year: 479 (2022-23) → 493 (2023-24), nearly flat (+14).
What is the student-teacher ratio at Tunbridge Public Charter School?
The student-teacher ratio at Tunbridge Public Charter School is 17:1, which is 17% higher than the Maryland average of 14.5:1 and 8% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Tunbridge Public Charter School?
38.2% of students at Tunbridge Public Charter School are eligible for free lunch, compared to the Maryland average of 49.0%.
What is the racial and ethnic makeup of Tunbridge Public Charter School?
The largest demographic group at Tunbridge Public Charter School is African American at 78.3% of enrollment, in Baltimore, MD.
What is the Resource Investment Index for Tunbridge Public Charter School?
Tunbridge Public Charter School 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 Tunbridge Public Charter School rank among schools in Baltimore?
By Resource Investment Index, Tunbridge Public Charter School ranks #84 of 177 schools in Baltimore, MD. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Baltimore on the city page.
What other schools are in Baltimore City Public Schools?
Besides Tunbridge Public Charter School, Baltimore City Public Schools also operates Mergenthaler Vocational-Technical High (1,714 students), Baltimore Polytechnic Institute (1,632 students), and Baltimore City College (1,470 students). See the Baltimore City Public Schools district page for the complete list.