- Enrollment
- 1,115
- Students per teacher
- 14.7:1
- Resource Index
- 41/100
Other / mixed grade configuration · Springvale, ME
Carl J Lamb School
Federal NCES profile for Carl J Lamb School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 52/100.
2024-25 NCES dataOther / mixed grade configurationNCES 231050001030
👥 S:T ratio 58
🌟 Gifted program 70
🎓 Counselors 46
📋 Attendance 33
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Carl J Lamb School earns 52/100 on the Resource Investment Index, with class sizes near the Maine median.
- 52
- Resource Index · Higher
- 10.6:1
- students per teacher
- 37.6%
- free-lunch eligible
- 436
- students enrolled
Carl J Lamb School has class sizes near the Maine median. Computed live against every Maine school reporting to NCES.
School address
District: Sanford Public Schools · Maine
NCES ID 231050001030 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-1 students YoY
Carl J Lamb School held near 424 students from 2022-23 to 2023-24 (-1 headcount).
Teacher FTE added 41.3 → 42.2 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-1 students YoY 231050001030 · Springvale, ME Other · SMALL · TRAD
436 enr · 10.6:1 · 37.6% lunch · RII 52
Nearest enrollment peer: Sanford High School (1,115 students)
Carl J Lamb School held near 424 students from 2022-23 to 2023-24 (-1 headcount). Teacher FTE added 41.3 → 42.2 across the same CCD years. Read with this school → · District book → · Maine schools → · Find another →
Carl J Lamb School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Sanford High S
Sanford High School
1,115 students
- Sanford Middle
Sanford Middle School
920 students
- This school 436
Carl J Lamb School
436 students
- Margaret Chase 396
Margaret Chase Smith
396 students
- Sanford Pride 383
Sanford Pride Elementary School
383 students
What this shows Carl J Lamb School reports 436 students on the CCD universe file.
How Carl J Lamb School compares
Carl J Lamb 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 | 10.6:1 | ▼ 5% | 11.1:1 | 15.7:1 |
| Free-lunch eligible | 37.6% | ▲ 11% | 34.0% | 51.7% |
| Enrollment | 436 | top 20% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
10.6:1
Leaner classes than 85% of US schools, among the more generously staffed nationally.
436
Bigger than 53% 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
10.6:1
students per teacher
- 5% below state mean
Top 44% in Maine - lower ratio than 56% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
26.8%
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
$17,579
per pupil, district-wide
- below Maine avg of $20,907
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors1.6 FTE
Per 273 students, the combined health-and-guidance staffing load for this school.
Discipline context
7
in-school suspensions + 6 out-of-school
Suspension rate: 1.6 per 100 students. Combined in-school and out-of-school rate: 3.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 81.4%
Hispanic or Latino 6.9%
African American 5.5%
Two or More 4.8%
American Indian / Alaska Native 0.7%
Asian 0.5%
Native Hawaiian / Pacific Islander 0.2%
Largest group: White at 81.4% of enrollment.
Student-body diversity index 32.7/100
Simpson diversity index - at 32.7, Carl J Lamb School is more mixed than the Maine school average of 20.6.
Programs
Gifted & talented Yes
District finance for Sanford Public Schools reports $17,579 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Carl J Lamb School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Sanford High School | Larger | Similar economic need | Higher S:T ratio |
| Sanford Middle School | Larger | Similar economic need | Higher S:T ratio |
| Margaret Chase Smith | Similar size | Similar economic need | Similar S:T ratio |
| Sanford Pride Elementary School | Similar size | Higher economic need | Similar S:T ratio |
Comparisons are relative to Carl J Lamb School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 920
- Students per teacher
- 12.3:1
- Resource Index
- 46/100
- Enrollment
- 396
- Students per teacher
- 10.7:1
- Resource Index
- 47/100
- Enrollment
- 383
- Students per teacher
- 11.3:1
- Resource Index
- 32/100
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 (~436 students)
Frequently asked questions about Carl J Lamb School
How many students attend Carl J Lamb School?
Carl J Lamb School has 436 students enrolled. It is a public school in Springvale, ME. CCD year-over-year: 425 (2022-23) → 424 (2023-24), nearly flat (-1).
What is the student-teacher ratio at Carl J Lamb School?
The student-teacher ratio at Carl J Lamb School is 10.6:1, which is 5% lower than the Maine average of 11.1:1 and 32% 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 Carl J Lamb School?
37.6% of students at Carl J Lamb School are eligible for free lunch, compared to the Maine average of 34.0%.
What is the racial and ethnic makeup of Carl J Lamb School?
The largest demographic group at Carl J Lamb School is White at 81.4% of enrollment, in Springvale, ME.
What is the Resource Investment Index for Carl J Lamb School?
Carl J Lamb School has a Resource Investment Index of 52/100 (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).
What other schools are in Sanford Public Schools?
Besides Carl J Lamb School, Sanford Public Schools also operates Sanford High School (1,115 students), Sanford Middle School (920 students), and Margaret Chase Smith (396 students). See the Sanford Public Schools district page for the complete list.