High school (grades 9-12) · Darien, CT

Darien High School

Federal NCES profile for Darien High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 69/100.

2024-25 NCES dataHigh school (grades 9-12)NCES 090105000164
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Compiled from official source data by .
0/100100/10069/100
👥 S:T ratio
56
🌟 Gifted program
70
🎓 Counselors
65
📋 Attendance
84
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →

The verdict

Darien High School earns 69/100 on the Resource Investment Index, with class sizes near the Connecticut median. It is also one of the largest schools in Connecticut.

#5 of 7
public schools in Darien · Resource Index
69
Resource Index · Higher
11.1:1
students per teacher
1.3%
free-lunch eligible

Darien High School has class sizes near the Connecticut median. Computed live against every Connecticut school reporting to NCES.

By Resource Investment Index, Darien High School ranks #5 of 7 public schools in Darien, CT.

School address

Darien, CT 06820
District: Darien School District · Connecticut

NCES ID 090105000164 Verify on NCES CCD record →

CCD year-over-year · 2022-23 → 2023-24

-17 students YoY

Darien High School held near 1,398 students from 2022-23 to 2023-24 (-17 headcount).

Teacher FTE lost 124.8 → 122.0 across the same CCD years.

Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).

Steady CCD campus

-17 students YoY 090105000164 · Darien, CT High · MID · TRAD

1,382 enr · 11.1:1 · 1.3% lunch · RII 69

Nearest enrollment peer: Middlesex Middle School (1,043 students)

Darien High School held near 1,398 students from 2022-23 to 2023-24 (-17 headcount). Teacher FTE lost 124.8 → 122.0 across the same CCD years. Read with this school → · District book → · Connecticut schools → · Find another →

Darien High School in the enrollment neighbourhood

Fall enrollment among this campus and nearest district peers

students

What this shows Darien High School reports 1,382 students on the CCD universe file.

Source U.S. Department of Education, NCES Common Core of Data (Public School Universe) As of 2024-25

How Darien High School compares

Darien High School held steady on CCD headcount: ratios and free-lunch share vs Connecticut and U.S. means.

Metric This school vs Connecticut Connecticut avg U.S. avg
Students per teacher 11.1:1 ▼ 8% 12.1:1 15.7:1
Free-lunch eligible 1.3% ▼ 96% 36.4% 51.7%
Enrollment 1,382 top 2% - -

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

11.1:1
Leaner classes than 82% of US schools, among the more generously staffed nationally.
1,382
Bigger than 95% of US schools by enrollment, a large campus nationally.

Equity indicators methodology

Economic need
1.3%
free-lunch eligible - 96% below the Connecticut average of 36.4%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
11.1:1
students per teacher - 8% below state mean
Top 40% in Connecticut - lower ratio than 60% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
6.5%
chronically absent (missed 10%+ of school days)
In the 5-10% range, close to the pre-pandemic national baseline.
Funding equity
$26,998
per pupil, district-wide - above Connecticut avg of $24,680
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors8.0 FTE
Per 173 students, the combined health-and-guidance staffing load for this school.
Discipline context
35
in-school suspensions + 2 out-of-school
Suspension rate: 2.5 per 100 students. Combined in-school and out-of-school rate: 2.7 per 100 students. Reported via the Civil Rights Data Collection.

Student demographics

White 80.6%
Hispanic or Latino 8.8%
Asian 5.9%
Two or More 3.5%
African American 1.1%
American Indian / Alaska Native 0.1%
Native Hawaiian / Pacific Islander 0.1%

Largest group: White at 80.6% of enrollment.

Student-body diversity index 33.8/100

Simpson diversity index - at 33.8, Darien High School is less mixed than the Connecticut school average of 50.5.

Programs

AP courses offered 23
Gifted & talented Yes

District finance for Darien School District reports $26,998 per pupil (NCES F-33) - open the district page for the full revenue mix.

How Darien High School Compares to District-Mates

School Enrollment Economic Profile Student-Teacher Ratio
Middlesex Middle School Similar size Similar economic need Lower S:T ratio
Ox Ridge Elementary School Smaller Similar economic need Higher S:T ratio
Tokeneke Elementary School Smaller Similar economic need Similar S:T ratio
Hindley Elementary School Smaller Similar economic need Similar S:T ratio
Holmes Elementary School Smaller Similar economic need Higher S:T ratio

Comparisons are relative to Darien High School's own figures; each column derives from NCES Common Core of Data.

Other Schools in This District

Darien School District · 5 sibling schools

View district profile

Nationwide high 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 (~1,382 students)

Similar student-teacher ratio (~11.1:1)

Frequently asked questions about Darien High School

How many students attend Darien High School?

Darien High School has 1,382 students enrolled. It is a high school in Darien, CT. CCD year-over-year: 1,415 (2022-23) → 1,398 (2023-24), nearly flat (-17).

What is the student-teacher ratio at Darien High School?

The student-teacher ratio at Darien High School is 11.1:1, which is 8% lower than the Connecticut average of 12.1:1 and 29% 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 Darien High School?

1.3% of students at Darien High School are eligible for free lunch, compared to the Connecticut average of 36.4%.

What is the racial and ethnic makeup of Darien High School?

The largest demographic group at Darien High School is White at 80.6% of enrollment, in Darien, CT.

What is the Resource Investment Index for Darien High School?

Darien High School has a Resource Investment Index of 69/100 (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 Darien High School rank among public schools in Darien?

By Resource Investment Index, Darien High School ranks #5 of 7 public schools in Darien, CT. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Darien on the city page.

What other schools are in Darien School District?

Besides Darien High School, Darien School District also operates Middlesex Middle School (1,043 students), Ox Ridge Elementary School (625 students), and Tokeneke Elementary School (439 students). See the Darien School District district page for the complete list.

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 2022-23) · 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

Full source list and how we compute each figure: methodology page.

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Compiled from official source data by .