Enrollment
480
Wisconsin · 2024-25 NCES data
Other / mixed grade configuration · Berlin, WI
Clay Lamberton Elementary
Federal NCES profile for Clay Lamberton Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 46/100.
2024-25 NCES dataOther / mixed grade configurationNCES 550114000163
👥 S:T ratio 54
🌟 Gifted program 30
🎓 Counselors 52
📋 Attendance 49
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Clay Lamberton Elementary earns 46/100 on the Resource Investment Index, with class sizes smaller than 75% of Wisconsin schools.
- #1 of 3
- public schools in Berlin · Resource Index
- 46
- Resource Index · Typical
- 11.4:1
- small classes for Wisconsin
- 43.4%
- free-lunch eligible
Clay Lamberton Elementary has class sizes smaller than 75% of Wisconsin schools. Computed live against every Wisconsin school reporting to NCES.
By Resource Investment Index, Clay Lamberton Elementary ranks #1 of 3 public schools in Berlin, WI.
School address
District: Berlin Area School District · Wisconsin
NCES ID 550114000163 Verify on NCES CCD record →
Teachers (FTE)
42.0
Federal CCD staff survey
Students per teacher
11.4:1
vs 14.4:1 Wisconsin avg
-21% vs state
Free-lunch eligible
43.4%
vs 38.5% Wisconsin avg
+13% vs state
Student-teacher ratio in context
How Clay Lamberton Elementary compares with Wisconsin and U.S. medians
What stands out at Clay Lamberton Elementary
Clay Lamberton Elementary is a mid-sized combined-grade school in Berlin, Wisconsin, enrolling 480 students.
Class sizes run a bit leaner than typical: 11.4:1 puts it in the smaller third of Wisconsin schools by student-teacher ratio.
Economic need runs somewhat above the state's typical profile, with 43.4% of students eligible for free meals.
Enrollment of 480 puts it in the larger third of Wisconsin schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 2,202 scored Wisconsin schools.
Against 363 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #118.
Its student body is led by White (72%) and Hispanic or Latino (18%) (diversity index 44/100).
Counselor coverage is strong, about 240 students per counselor, inside the American School Counselor Association's recommended 250:1.
Attendance runs somewhat below the norm, with 20.6% of students chronically absent per the 2021-22 civil-rights collection.
Berlin Area School District also operates Berlin High (441 students) and Berlin Middle (276 students) alongside Clay Lamberton Elementary.
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 Clay Lamberton Elementary compares
Clay Lamberton Elementary on the metrics families compare, against Wisconsin and U.S. means.
| Metric | This school | vs Wisconsin | Wisconsin avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 11.4:1 | ▼ 21% | 14.4:1 | 15.7:1 |
| Free-lunch eligible | 43.4% | ▲ 13% | 38.5% | 51.7% |
| Enrollment | 480 | top 23% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
11.4:1
Leaner classes than 80% of US schools, among the more generously staffed nationally.
480
Bigger than 59% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
43.4%
free-lunch eligible
- 13% above the Wisconsin average of 38.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
11.4:1
students per teacher
- 21% below state mean
Top 25% in Wisconsin - lower ratio than 75% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
20.6%
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
$13,503
per pupil, district-wide
- below Wisconsin avg of $14,919
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors2.0 FTE
Per 240 students, the combined health-and-guidance staffing load for this school.
Discipline context
20
in-school suspensions + 40 out-of-school
Suspension rate: 4.2 per 100 students. Combined in-school and out-of-school rate: 12.5 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 72.1%
Hispanic or Latino 17.9%
Two or More 6.9%
Asian 1.9%
African American 0.8%
Native Hawaiian / Pacific Islander 0.4%
Largest group: White at 72.1% of enrollment.
Student-body diversity index 44.3/100
Simpson diversity index - at 44.3, Clay Lamberton Elementary is more mixed than the Wisconsin school average of 35.7.
Programs
Funding & spending
District-wide per-pupil expenditure for Berlin Area School District, which includes Clay Lamberton Elementary.
$13,503
Per student
-9%
vs Wisconsin
Avg $14,919
-19%
vs U.S.
Avg $16,593
Revenue mix
Local 34.9%
State 54.5%
Federal 10.6%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Clay Lamberton Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Berlin High | Similar size | Lower economic need | Similar S:T ratio |
| Berlin Middle | Smaller | Similar economic need | Similar S:T ratio |
Comparisons are relative to Clay Lamberton Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 441
- Students per teacher
- 11.3:1
- Resource Index
- 35/100
- Enrollment
- 276
- Students per teacher
- 12:1
- Resource Index
- 42/100
Similar other schools statewide
Matched by enrollment size and by staffing ratio across all of Wisconsin, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~480 students)
Similar student-teacher ratio (~11.4:1)
Next steps
Verify locally before acting on Clay Lamberton Elementary's federal record.
- Compare Clay Lamberton Elementary against another school. Compare schools
- Berlin Area School District'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 Clay Lamberton Elementary
How many students attend Clay Lamberton Elementary?
Clay Lamberton Elementary has 480 students enrolled. It is a public school in Berlin, WI.
What is the student-teacher ratio at Clay Lamberton Elementary?
The student-teacher ratio at Clay Lamberton Elementary is 11.4:1, which is 21% lower than the Wisconsin average of 14.4:1 and 27% 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 Clay Lamberton Elementary?
43.4% of students at Clay Lamberton Elementary are eligible for free lunch, compared to the Wisconsin average of 38.5%.
What is the racial and ethnic makeup of Clay Lamberton Elementary?
The largest demographic group at Clay Lamberton Elementary is White at 72.1% of enrollment, in Berlin, WI.
What is the Resource Investment Index for Clay Lamberton Elementary?
Clay Lamberton Elementary has a Resource Investment Index of 46/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Clay Lamberton Elementary rank among public schools in Berlin?
By Resource Investment Index, Clay Lamberton Elementary ranks #1 of 3 public schools in Berlin, WI. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Berlin on the city page.
Is Clay Lamberton Elementary a good school?
Clay Lamberton Elementary earns 46/100 on the Resource Investment Index, with class sizes smaller than 75% of Wisconsin schools. 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 Berlin Area School District?
Besides Clay Lamberton Elementary, Berlin Area School District also operates Berlin High (441 students) and Berlin Middle (276 students). See the Berlin Area School District district page for the complete list.
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.