- Enrollment
- 912
- Students per teacher
- 13.4:1
- Resource Index
- 34/100
Middle school (grades 6-8) · Portland, ME
King Middle School
Federal NCES profile for King Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 49/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 230993000274
👥 S:T ratio 60
🌟 Gifted program 70
🎓 Counselors 57
📋 Attendance 8
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
King Middle School earns 49/100 on the Resource Investment Index, with class sizes smaller than 71% of Maine schools. It is also more racially and ethnically mixed than most Maine schools.
- #2 of 3
- middle schools in Portland · Resource Index
- 49
- Resource Index · Higher
- 9.9:1
- small classes for Maine
- 55.2%
- free-lunch eligible
King Middle School has class sizes smaller than 71% of Maine schools. Computed live against every Maine school reporting to NCES.
By Resource Investment Index, King Middle School ranks #2 of 3 middle schools in Portland, ME.
School address
District: Portland Public Schools · Maine
NCES ID 230993000274 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-11 students YoY
King Middle School held near 442 students from 2022-23 to 2023-24 (-11 headcount).
Teacher FTE added 44.7 → 47.7 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-11 students YoY 230993000274 · Portland, ME Middle · SMALL · TRAD
434 enr · 9.9:1 · 55.2% lunch · RII 49
Nearest enrollment peer: Portland High School (912 students)
King Middle School held near 442 students from 2022-23 to 2023-24 (-11 headcount). Teacher FTE added 44.7 → 47.7 across the same CCD years. Read with this school → · District book → · Maine schools → · Find another →
King 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
- Amanda C Rowe
Amanda C Rowe School
470 students
- Lyman Moore Mi
Lyman Moore Middle School
470 students
- This school
King Middle School
434 students
What this shows King Middle School reports 434 students on the CCD universe file.
How King Middle School compares
King 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 | 9.9:1 | ▼ 11% | 11.1:1 | 15.7:1 |
| Free-lunch eligible | 55.2% | ▲ 62% | 34.0% | 51.7% |
| Enrollment | 434 | top 21% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
9.9:1
Leaner classes than 89% of US schools, among the more generously staffed nationally.
434
Bigger than 53% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
55.2%
free-lunch eligible
- 62% above the Maine average of 34.0%
Well above the 40% Title I schoolwide threshold, among the highest-need profiles in the state; federal funds support the whole school, not individual students.
Staffing depth
9.9:1
students per teacher
- 11% below state mean
Top 29% in Maine - lower ratio than 71% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
36.9%
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 217 students, the combined health-and-guidance staffing load for this school.
Discipline context
35
in-school suspensions + 30 out-of-school
Suspension rate: 8.1 per 100 students. Combined in-school and out-of-school rate: 15.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 40.3%
African American 38.0%
Hispanic or Latino 14.3%
Two or More 4.4%
Asian 3.0%
Largest group: White at 40.3% of enrollment.
Student-body diversity index 67.0/100
Simpson diversity index - at 67.0, King 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 King Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Portland High School | Larger | Lower economic need | Higher S:T ratio |
| Deering High School | Larger | Similar economic need | Higher S:T ratio |
| Harrison Lyseth Elem School | Similar size | Lower economic need | Higher S:T ratio |
| Amanda C Rowe School | Similar size | Lower economic need | Higher S:T ratio |
| Lyman Moore Middle School | Similar size | Lower economic need | Similar S:T ratio |
Comparisons are relative to King 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
- 470
- Students per teacher
- 9.2:1
- Resource Index
- 47/100
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 (~434 students)
Frequently asked questions about King Middle School
How many students attend King Middle School?
King Middle School has 434 students enrolled. It is a middle school in Portland, ME. CCD year-over-year: 453 (2022-23) → 442 (2023-24), nearly flat (-11).
What is the student-teacher ratio at King Middle School?
The student-teacher ratio at King Middle School is 9.9:1, which is 11% lower than the Maine average of 11.1:1 and 37% 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 King Middle School?
55.2% of students at King Middle School are eligible for free lunch, compared to the Maine average of 34.0%.
What is the racial and ethnic makeup of King Middle School?
The largest demographic group at King Middle School is White at 40.3% of enrollment, in Portland, ME. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 67.0/100.
What is the Resource Investment Index for King Middle School?
King Middle School has a Resource Investment Index of 49/100 (higher 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 King Middle School rank among middle schools in Portland?
By Resource Investment Index, King Middle School ranks #2 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 King 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.