- Enrollment
- 2,718
- Students per teacher
- 16:1
- Resource Index
- 52/100
Elementary school (grades K-5) · Barrington, IL
Arnett C Lines Elem School
Federal NCES profile for Arnett C Lines Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 63/100.
2024-25 NCES dataElementary school (grades K-5)NCES 170505000195
👥 S:T ratio 37
🌟 Gifted program 70
📋 Attendance 83
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Arnett C Lines Elem School earns 63/100 on the Resource Investment Index, with class sizes larger than 77% of Illinois schools.
- #3 of 5
- elementary schools in Barrington · Resource Index
- 63
- Resource Index · Higher
- 15.7:1
- large classes for Illinois
- 501
- students enrolled
Arnett C Lines Elem School has class sizes larger than 77% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Arnett C Lines Elem School ranks #3 of 5 elementary schools in Barrington, IL.
School address
District: Barrington Cusd 220 · Illinois
NCES ID 170505000195 Verify on NCES CCD record →
NCES CCD universe card
School universe 170505000195 · Barrington, IL Elementary · MID · TRAD
501 enr · 15.7:1 · RII 63
Nearest enrollment peer: Barrington High School (2,718 students)
Resource Investment Index #3 of 5 elementary schools in Barrington. NCES Common Core of Data stamps for this campus. Read with this school → · District book → · Illinois schools → · Find another →
Arnett C Lines Elem School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Barrington Hig
Barrington High School
2,718 students
- Barrington Mdl 980
Barrington Mdle Sch- Prairie Cmps
980 students
- Barrington Mid 886
Barrington Middle Sch Station
886 students
- Grove Avenue E 511
Grove Avenue Elem School
511 students
- This school 501
Arnett C Lines Elem School
501 students
- Roslyn Road El 447
Roslyn Road Elem School
447 students
What this shows Arnett C Lines Elem School reports 501 students on the CCD universe file.
How Arnett C Lines Elem School compares
Arnett C Lines Elem School on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 15.7:1 | ▲ 12% | 14:1 | 15.7:1 |
| Enrollment | 501 | top 30% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
15.7:1
Leaner classes than 41% of US schools, a middle-of-the-pack class size.
501
Bigger than 62% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Staffing depth
15.7:1
students per teacher
- 12% above state mean
Top 77% in Illinois - lower ratio than 23% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
7.0%
chronically absent (missed 10%+ of school days)
In the 5-10% range, close to the pre-pandemic national baseline.
Funding equity
$24,207
per pupil, district-wide
- above Illinois avg of $18,196
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
1
in-school suspensions + 1 out-of-school
Suspension rate: 0.2 per 100 students. Combined in-school and out-of-school rate: 0.4 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 78.0%
Hispanic or Latino 13.2%
Two or More 4.0%
Asian 3.6%
African American 1.0%
American Indian / Alaska Native 0.2%
Largest group: White at 78.0% of enrollment.
Student-body diversity index 37.1/100
Simpson diversity index - at 37.1, Arnett C Lines Elem School is about as mixed as the Illinois school average of 38.9.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Barrington Cusd 220, which includes Arnett C Lines Elem School.
$24,207
Per student
+33%
vs Illinois
Avg $18,196
+37%
vs U.S.
Avg $17,658
Revenue mix
Local 70.4%
State 24.6%
Federal 5.0%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2022-23 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Arnett C Lines Elem School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Barrington High School | Larger | No free-lunch data | Similar S:T ratio |
| Barrington Mdle Sch- Prairie Cmps | Larger | No free-lunch data | Lower S:T ratio |
| Barrington Middle Sch Station | Larger | No free-lunch data | Lower S:T ratio |
| Grove Avenue Elem School | Similar size | No free-lunch data | Lower S:T ratio |
| Roslyn Road Elem School | Similar size | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Arnett C Lines Elem School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 980
- Students per teacher
- 13.2:1
- Resource Index
- 64/100
- Enrollment
- 886
- Students per teacher
- 12.8:1
- Resource Index
- 62/100
- Enrollment
- 511
- Students per teacher
- 13.8:1
- Resource Index
- 64/100
- Enrollment
- 447
- Students per teacher
- 12.8:1
- Resource Index
- 62/100
Similar elementary schools in Barrington
4 comparable elementary schools (grades K-5) serving the same city.
Grove Avenue Elem School
Standard public school
511 students 13.8:1 students per teacher
Roslyn Road Elem School
Standard public school
447 students 12.8:1 students per teacher
Countryside Elem School
Standard public school
375 students 10.1:1 students per teacher
Hough Street Elem School
Standard public school
244 students 11.1:1 students per teacher
Nationwide elementary 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 (~501 students)
Frequently asked questions about Arnett C Lines Elem School
How many students attend Arnett C Lines Elem School?
Arnett C Lines Elem School has 501 students enrolled. It is an elementary school in Barrington, IL.
What is the student-teacher ratio at Arnett C Lines Elem School?
The student-teacher ratio at Arnett C Lines Elem School is 15.7:1, which is 12% higher than the Illinois average of 14:1 and 0% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of Arnett C Lines Elem School?
The largest demographic group at Arnett C Lines Elem School is White at 78.0% of enrollment, in Barrington, IL.
What is the Resource Investment Index for Arnett C Lines Elem School?
Arnett C Lines Elem School has a Resource Investment Index of 63/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Arnett C Lines Elem School rank among elementary schools in Barrington?
By Resource Investment Index, Arnett C Lines Elem School ranks #3 of 5 elementary schools in Barrington, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Barrington on the city page.
What other schools are in Barrington Cusd 220?
Besides Arnett C Lines Elem School, Barrington Cusd 220 also operates Barrington High School (2,718 students), Barrington Mdle Sch- Prairie Cmps (980 students), and Barrington Middle Sch Station (886 students). See the Barrington Cusd 220 district page for the complete list.
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, the data changelog, or report a data error. Data current as of August 2026.