2024-25 NCES data Elementary school (grades K-5) NCES 172814005858

Spencer Trail — New Lenox, IL

Federal NCES profile for Spencer Trail, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 33/100.

Compare schools View district
0/100100/10033/100
👥 Class size
9
🌟 Gifted program
30
📋 Attendance
61
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →

The verdict

Spencer Trail earns an F Resource Investment Index (33/100), with class sizes larger than 98% of Illinois schools.

F
Resource Index · 33/100
22.8:1
large classes for Illinois
367
students enrolled

School address

New Lenox, IL 60451
District: New Lenox Sd 122 · Illinois

Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.

Enrollment

367

Illinois · 2024-25 NCES data

Teachers (FTE)

17.0

Federal CCD staff survey

Students per teacher

22.8:1

vs 14.6:1 Illinois avg

+56% vs state

Student-teacher ratio in context

How Spencer Trail compares with Illinois and U.S. medians

Larger classes than state median
0:135:122.8:1

Source: NCES Common Core of Data As of 2024-25 federal staff survey Total enrollment ÷ full-time-equivalent classroom teachers

The federal record — no proprietary index, no editorial formula. PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.

What this school's NCES data tells you

Spencer Trail reports 367 enrolled students to the National Center for Education Statistics (NCES) alongside 17.0 full-time-equivalent teachers, producing a 22.8:1 student-teacher ratio. That figure sits 56% above the Illinois state mean of 14.6:1, signalling larger average class loads than peers in the same state. Against the national 2024-25 average of 15.7:1, it is 45% higher, a useful calibration for families comparing districts across state lines.

Chronic absenteeism — missing 10% or more of school days — stands at 15.8% according to the 2021-22 Civil Rights Data Collection.

On the finance side, the surrounding New Lenox Sd 122 spends $14,364 per pupil district-wide, below the Illinois average of $17,042 and below the national average of $16,593. Revenue comes 70.5% from local sources (property taxes), 24.2% from the state, and 5.3% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 33/100 (F), calculated from 3 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.

Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25

How Spencer Trail compares

Cross-validating school-level NCES values against Illinois state and U.S. national means lets readers see whether this school is an outlier or in line with peers.

Metric This school vs Illinois Illinois avg U.S. avg
Students per teacher 22.8:1 ▲ 56% 14.6:1 15.7:1
Enrollment 367 top 49% — —

Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25

Class size vs. every US school

Students per teacher (lower means more individual attention)

23 smaller classes than 8% of 92,598 US schools

0–2: 295 US schools (0%). Below this entry. 2–4: 597 US schools (1%). Below this entry. 4–6: 1,033 US schools (1%). Below this entry. 6–8: 1,939 US schools (2%). Below this entry. 8–10: 4,805 US schools (5%). Below this entry. 10–12: 11,082 US schools (12%). Below this entry. 12–14: 16,971 US schools (18%). Below this entry. 14–16: 18,959 US schools (20%). Below this entry. 16–18: 13,660 US schools (15%). Below this entry. 18–20: 8,300 US schools (9%). Below this entry. 20–22: 5,448 US schools (6%). Below this entry. 22–24: 4,007 US schools (4%). This entry sits in this band. 24–26: 2,663 US schools (3%). Above this entry. 26–28: 1,131 US schools (1%). Above this entry. 28–30: 504 US schools (1%). Above this entry. 30–32: 307 US schools (0%). Above this entry. 32–34: 189 US schools (0%). Above this entry. 34–36: 141 US schools (0%). Above this entry. 36–38: 93 US schools (0%). Above this entry. 38–40: 94 US schools (0%). Above this entry. 40–42: 59 US schools (0%). Above this entry. 42–44: 46 US schools (0%). Above this entry. 44–46: 56 US schools (0%). Above this entry. 46–48: 58 US schools (0%). Above this entry. 48–50: 34 US schools (0%). Above this entry. 50–52: 37 US schools (0%). Above this entry. 52–54: 30 US schools (0%). Above this entry. 54–56: 15 US schools (0%). Above this entry. 56–58: 25 US schools (0%). Above this entry. 58–60: 20 US schools (0%). Above this entry. This school 0 60 every US school, by class size, bucketed by value

Each bar is a band; taller bars hold more US schools. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Department of Education — NCES Common Core of Data · 2024-25

School size vs. every US school

Total enrollment — where this school sits by size (neither large nor small is 'better')

367 larger than 42% of 95,891 US schools

0–150: 14,035 US schools (15%). Below this entry. 150–300: 16,928 US schools (18%). Below this entry. 300–450: 21,633 US schools (23%). This entry sits in this band. 450–600: 17,006 US schools (18%). Above this entry. 600–750: 10,042 US schools (10%). Above this entry. 750–900: 5,568 US schools (6%). Above this entry. 900–1,050: 3,006 US schools (3%). Above this entry. 1,050–1,200: 1,826 US schools (2%). Above this entry. 1,200–1,350: 1,220 US schools (1%). Above this entry. 1,350–1,500: 908 US schools (1%). Above this entry. 1,500–1,650: 692 US schools (1%). Above this entry. 1,650–1,800: 607 US schools (1%). Above this entry. 1,800–1,950: 502 US schools (1%). Above this entry. 1,950–2,100: 432 US schools (0%). Above this entry. 2,100–2,250: 346 US schools (0%). Above this entry. 2,250–2,400: 252 US schools (0%). Above this entry. 2,400–2,550: 203 US schools (0%). Above this entry. 2,550–2,700: 163 US schools (0%). Above this entry. 2,700–2,850: 115 US schools (0%). Above this entry. 2,850–3,000: 85 US schools (0%). Above this entry. This school 0 3,000 every US school, by enrollment, bucketed by value

Each bar is a band; taller bars hold more US schools. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Department of Education — NCES Common Core of Data · 2024-25

What the federal data reveals about equity at this school

Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.

Staffing depth
22.8:1
students per teacher — 56% above state mean
Top 98% in Illinois — lower ratio than 2% of state schools
Above 20:1 — larger class loads than the typical U.S. public school; staffing is stretched relative to enrollment.
Engagement
15.8%
chronically absent (missed 10%+ of school days)
Between 10–20% — above the pre-pandemic baseline of ~15% nationally but within the current U.S. range.
Funding equity
$14,364
per pupil, district-wide — below Illinois avg of $17,042
Below the U.S. average per-pupil spend — funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.

Overview

Enrollment 367 Top 49% in Illinois — larger than 51% of 3,845 state schools
Teachers (FTE) 17.0
Students per teacher 22.8:1 +56% vs state
Free-lunch eligible —
NCES ID 172814005858

Student demographics

White 78.7%
Hispanic or Latino 15.3%
Two or More 2.5%
African American 2.2%
American Indian / Alaska Native 0.8%
Asian 0.3%
Native Hawaiian / Pacific Islander 0.3%

Largest group: White at 78.7% of enrollment.

Programs & staff

Counselors (FTE) 0.0

Discipline & special education

Chronically absent 15.8%
In-school suspensions 0
Out-of-school suspensions 0

Funding & spending

District-wide per-pupil expenditure for New Lenox Sd 122, which includes Spencer Trail.

$14,364
Per student
-16%
vs Illinois
Avg $17,042
-13%
vs U.S.
Avg $16,593
Revenue mix
Local 70.5%
State 24.2%
Federal 5.3%

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.

Other Schools in This District

New Lenox Sd 122 · 5 sibling schools

View district profile

Similar elementary schools in New Lenox

6 comparable elementary schools (grades K-5) serving the same city.

Spencer Crossing
Standard public school
544 students 18.7:1 students per teacher
Spencer Pointe
Standard public school
437 students 18.2:1 students per teacher
Nelson Ridge School
Standard public school
432 students 18.1:1 students per teacher
Nelson Prairie School
Standard public school
388 students 18.5:1 students per teacher
Bentley Elem School
Standard public school
380 students 17.8:1 students per teacher
Oster-Oakview School
Standard public school
373 students 15.7:1 students per teacher

Educator & family resources

In-depth guides on understanding NCES data, school choice, and education funding.

Understanding NCES data

How CCD, CRDC and EDFacts feed every public-school number you see.

Choose a school district

Eight signals that matter more than the overall ranking number.

How schools are funded

Title I, F-33, state aid formulas and what per-pupil spending really means.

Chronic absenteeism

Why missing 10% of school matters and how it varies by district.

Magnet vs charter vs traditional

Three school types, three funding models, three sets of trade-offs.

School discipline data

What CRDC suspension and expulsion records do and don't reveal.

Before you act on this record

Treat this page as the federal baseline — then verify locally.

  • Compare Spencer Trail side-by-side with another school you're considering on the same NCES measures. Compare schools
  • Read the district context — spending per pupil, staffing, and equity ranking are district-level decisions that shape this school. District profile
  • Confirm current enrollment windows, programs, and boundaries with the school directly — federal data lags the current school year. Choosing guide

Figures are the school's reported federal record (CCD 2024-25, CRDC 2021-22) — coverage varies by entity type, and PlainSchools does not rate or rank schools.

Frequently asked questions about Spencer Trail

How many students attend Spencer Trail?

Spencer Trail has 367 students enrolled. It is a elementary school in New Lenox, IL.

What is the student-teacher ratio at Spencer Trail?

The student-teacher ratio at Spencer Trail is 22.8:1, which is 56% higher than the Illinois average of 14.6:1 and 45% higher than the national average of 15.7:1.

What is the racial and ethnic makeup of Spencer Trail?

The largest demographic group at Spencer Trail is White at 78.7%. The school serves a diverse student body in New Lenox, IL.

What is the Resource Investment Index for Spencer Trail?

Spencer Trail has a Resource Investment Index of 33/100 (F) based on 3 factors: student-teacher ratio, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.

Is Spencer Trail a good school?

Spencer Trail earns an F Resource Investment Index (33/100), with class sizes larger than 98% of Illinois schools. The Resource Investment Index reflects staffing, counselor access, gifted programs, and attendance reported to NCES, not test scores or academic outcomes, so treat it as a resource snapshot rather than an overall rating.

Related tools

Compare schools
Side-by-side comparison tool
Schools in Illinois
All public schools in Illinois
New Lenox Sd 122
All schools in this district
Schools in New Lenox
All schools in this city
School districts
Ranked by enrollment & spending
Rankings
Best schools by state & type

Read our methodology — how this data is sourced, computed, and verified.

Source: National Center for Education Statistics (NCES) CCD + Public School Universe (2024-25), CRDC (2021-22), F-33 District Finance Survey (FY 2021-22) · 2024-25 Data as of the 2024-25 school year. Coverage from U.S. Department of Education NCES Common Core of Data. Varies by entity type — administrative districts and certain charter networks may report only a subset of fields.

All federal data sources used on this page
  • NCES Common Core of Data (CCD) — universe of U.S. public schools and districts. nces.ed.gov/ccd
  • NCES Civil Rights Data Collection (CRDC) — discipline, absenteeism, and AP-course participation. ocrdata.ed.gov
  • NCES F-33 School District Finance Survey — per-pupil expenditure and revenue sources. nces.ed.gov/ccd/f33agency
  • USDA National School Lunch Program (NSLP) — free and reduced-price lunch eligibility. fns.usda.gov/nslp
  • U.S. Census Bureau ACS — demographic and socioeconomic context for school catchment areas. census.gov/programs-surveys/acs
  • U.S. Department of Education ESSA Title I — federal Title I program participation. ed.gov