- Enrollment
- 912
- Students per teacher
- 13.4:1
- Resource Index
- 34/100
Middle school (grades 6-8) · Portland, ME
Lyman Moore Middle School
Federal NCES profile for Lyman Moore Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 47/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 230993000278
👥 S:T ratio 63
🌟 Gifted program 70
🎓 Counselors 53
📋 Attendance 2
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Lyman Moore Middle School earns 47/100 on the Resource Investment Index, with class sizes smaller than 79% of Maine schools. It is also more racially and ethnically mixed than most Maine schools.
- #3 of 3
- middle schools in Portland · Resource Index
- 47
- Resource Index · Typical
- 9.2:1
- small classes for Maine
- 37.6%
- free-lunch eligible
Lyman Moore Middle School has class sizes smaller than 79% of Maine schools. Computed live against every Maine school reporting to NCES.
By Resource Investment Index, Lyman Moore Middle School ranks #3 of 3 middle schools in Portland, ME.
School address
District: Portland Public Schools · Maine
NCES ID 230993000278 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+1 students YoY
Lyman Moore Middle School held near 483 students from 2022-23 to 2023-24 (+1 headcount).
Teacher FTE lost 51.9 → 46.4 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+1 students YoY 230993000278 · Portland, ME Middle · SMALL · TRAD
470 enr · 9.2:1 · 37.6% lunch · RII 47
Nearest enrollment peer: Portland High School (912 students)
Lyman Moore Middle School held near 483 students from 2022-23 to 2023-24 (+1 headcount). Teacher FTE lost 51.9 → 46.4 across the same CCD years. Read with this school → · District book → · Maine schools → · Find another →
Lyman Moore Middle School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Portland High
Portland High School
912 students
- Deering High S
Deering High School
850 students
- Harrison Lyset
Harrison Lyseth Elem School
489 students
- This school
Lyman Moore Middle School
470 students
- Amanda C Rowe
Amanda C Rowe School
470 students
- Howard C Reich
Howard C Reiche Community Sch
467 students
What this shows Lyman Moore Middle School reports 470 students on the CCD universe file.
How Lyman Moore Middle School compares
Lyman Moore Middle School held steady on CCD headcount: ratios and free-lunch share vs Maine and U.S. means.
| Metric | This school | vs Maine | Maine avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 9.2:1 | ▼ 17% | 11.1:1 | 15.7:1 |
| Free-lunch eligible | 37.6% | ▲ 11% | 34.0% | 51.7% |
| Enrollment | 470 | top 18% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
9.2:1
Leaner classes than 92% of US schools, among the more generously staffed nationally.
470
Bigger than 58% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
37.6%
free-lunch eligible
- 11% above the Maine average of 34.0%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
9.2:1
students per teacher
- 17% below state mean
Top 21% in Maine - lower ratio than 79% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
39.4%
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
$21,356
per pupil, district-wide
- above Maine avg of $20,907
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors2.0 FTE
Per 235 students, the combined health-and-guidance staffing load for this school.
Discipline context
53
in-school suspensions + 14 out-of-school
Suspension rate: 11.3 per 100 students. Combined in-school and out-of-school rate: 14.3 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 51.3%
African American 26.4%
Hispanic or Latino 7.9%
Two or More 7.9%
Asian 5.7%
American Indian / Alaska Native 0.9%
Largest group: White at 51.3% of enrollment.
Student-body diversity index 65.1/100
Simpson diversity index - at 65.1, Lyman Moore Middle School is more mixed than the Maine school average of 20.6.
Programs
Gifted & talented Yes
District finance for Portland Public Schools reports $21,356 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Lyman Moore Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Portland High School | Larger | Similar economic need | Higher S:T ratio |
| Deering High School | Larger | Higher economic need | Higher S:T ratio |
| Harrison Lyseth Elem School | Similar size | Similar economic need | Higher S:T ratio |
| Amanda C Rowe School | Similar size | Similar economic need | Higher S:T ratio |
| Howard C Reiche Community Sch | Similar size | Higher economic need | Higher S:T ratio |
Comparisons are relative to Lyman Moore Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 850
- Students per teacher
- 14.2:1
- Resource Index
- 35/100
- Enrollment
- 489
- Students per teacher
- 11.9:1
- Resource Index
- 65/100
- Enrollment
- 470
- Students per teacher
- 11.8:1
- Resource Index
- 59/100
- Enrollment
- 467
- Students per teacher
- 11.1:1
- Resource Index
- 46/100
Similar middle schools in Portland
2 comparable middle schools (grades 6-8) serving the same city.
Nationwide middle 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 (~470 students)
Frequently asked questions about Lyman Moore Middle School
How many students attend Lyman Moore Middle School?
Lyman Moore Middle School has 470 students enrolled. It is a middle school in Portland, ME. CCD year-over-year: 482 (2022-23) → 483 (2023-24), nearly flat (+1).
What is the student-teacher ratio at Lyman Moore Middle School?
The student-teacher ratio at Lyman Moore Middle School is 9.2:1, which is 17% lower than the Maine average of 11.1:1 and 41% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Lyman Moore Middle School?
37.6% of students at Lyman Moore Middle School are eligible for free lunch, compared to the Maine average of 34.0%.
What is the racial and ethnic makeup of Lyman Moore Middle School?
The largest demographic group at Lyman Moore Middle School is White at 51.3% of enrollment, in Portland, ME. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 65.1/100.
What is the Resource Investment Index for Lyman Moore Middle School?
Lyman Moore Middle School has a Resource Investment Index of 47/100 (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 Lyman Moore Middle School rank among middle schools in Portland?
By Resource Investment Index, Lyman Moore Middle School ranks #3 of 3 middle schools in Portland, ME. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in Portland on the city page.
What other schools are in Portland Public Schools?
Besides Lyman Moore Middle School, Portland Public Schools also operates Portland High School (912 students), Deering High School (850 students), and Harrison Lyseth Elem School (489 students). See the Portland Public Schools district page for the complete list.