Lincoln-Sudbury Regional High

Sudbury · MA · Lincoln-Sudbury · Public


9 AP courses 98% 4-yr grad rate

At a glance

Programs & features
  • 9 AP courses offered — Strong
  • 19 calculus classes · 37 physics · 38 chemistry
Academic signals
  • AP rigor: 64th percentile nationally
  • SAT/ACT participation: 93rd percentile by test-taker volume
  • 4-yr grad rate: 98% in 2019 (Top 2.3% of US high schools by 4-yr grad rate)

Composed from federal CRDC offerings, EDFacts graduation data, and other public data. Full breakdowns below.

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How Lincoln-Sudbury Regional High compares for families

Solid mid-tier academic profile.

  • ▸ StatewideAP rigor at the 64th percentile nationally with 9 AP courses.
  • ▸ LocallyMA students outperform the US average on NAEP 8th-grade math (+14 points).
  • ▸ vs Similar SchoolsThe closest comparables nearby: Concord Carlisle High, Acton-Boxborough Regional High, Natick High and 5 more. See the sidebar to compare side-by-side.

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Academic rigor

AP + advanced-course offerings

Strong — solid AP program + advanced courses

64th percentile nationally

50th 90th ↑ this school
Less rigorMore rigorMost rigor
AP courses offered
9
Subject breadth not reported
Students taking AP courses
287
≈20 per 100 students · uptake, not just offerings
Advanced math classes
63
19 calculus · 44 advanced
Lab science classes
75
37 physics · 38 chemistry
Other rigor signals
No dual-enrollment or gifted program reported

Source: federal Civil Rights Data Collection (CRDC 2020-21). CRDC reports what's offered + enrolled — it doesn't collect AP exam pass rates (College Board owns that data and doesn't release it school-level).

SAT / ACT participation

CRDC federal data · 2020-21

93rd percentile by test-taker volume

50th 90th
SAT/ACT test-takers
507
11th-12th graders who took 1+ college admissions test
Test-taking intensity
35.2
takers per 100 students in grades 9-12
Compared against
18,426
US high schools reporting SAT/ACT participation

Source: federal Civil Rights Data Collection (CRDC 2020-21). Volume — not score — is what's reported here. A higher count means more students at this school are entering the college admissions pipeline. Note: 2020-21 was COVID-disrupted; some districts (especially those that stayed remote longer) report unusually low or zero takers.

4-year graduation rate · federal EDFacts

What % of students graduate on time?

Top 2.3% of US high schools by 4-yr grad rate

50th 90th
4-year graduation rate
98%
Single-point estimate
4-year cohort size
351
Students in the 9th-grade entry class tracked over 4 years
Compared against
17,988
US high schools reporting 4-year ACGR

Source: federal EDFacts ACGR (Adjusted Cohort Graduation Rate), 2019 vintage via Urban Institute. EDFacts publishes a range (low-high) to preserve privacy on small cohorts; we display the midpoint.

‍ Teacher workforce · federal CRDC

Teacher experience & reliability

% inexperienced teachers (1st-2nd yr)
0.8%
Strong: experienced corps. New teachers rotate through but most have ≥3 years in.
% chronic teacher absence (≥10 days/yr)
0.8%
Strong attendance culture among teachers.

Source: federal Civil Rights Data Collection (CRDC 2017-18 — the most recent vintage that publishes per-school teacher quality fields; the 2020-21 sweep had them suppressed). "Inexperienced" = teachers in their first or second year. "Chronic absence" = teachers absent 10+ days/year.

Your state's public flagship

University of Massachusetts-Amherst

58%
admit rate
$17,772
in-state tuition/yr · $40,449 out-of-state
1300–1480
SAT 25–75 · ACT 29–33

The in-state tuition gap is the flagship's biggest draw — most in-state families pay far less than the out-of-state sticker. Average net price after aid runs about $22,383/yr. Admission odds depend on your student's GPA and test scores, not which high school they attend.

See the full University of Massachusetts-Amherst profile → Estimate your odds with your scores →

Source: IPEDS admissions, tuition & enrollment + College Scorecard net price. Flagship = the state's primary public research university.

Chronic absenteeism

Share of students absent 15+ days
3.8%
Below 10% — strong attendance culture. Chronic absence is a leading indicator of dropout and disengagement; a low rate signals families staying connected to the school.
Students absent 15+ days
58
Federal definition: absent (excused or unexcused) for at least 15 of ~180 school days — about 10% of the school year.

Why this matters to enrollment: A low chronic-absence rate is the cleanest school-level signal of strong family connection, classroom culture, and student engagement — all upstream drivers of enrollment stability.

Source: U.S. Department of Education, Civil Rights Data Collection 2020–2021. Rate = students chronically absent ÷ 2021 total enrollment.

Counselor capacity

Student : Counselor
107:1
Below the ASCA 250:1 recommendation — strong capacity for college planning, course selection, and student supports.
Counselor FTE
13.6
Full-time-equivalent school counselors on staff.
Teacher FTE
130
Full-time-equivalent classroom teachers.

Source: U.S. Department of Education, Civil Rights Data Collection 2020-2021. Counselor ratio = the school's most recent total enrollment ÷ counselor FTE. The American School Counselor Association (ASCA) recommends a 250:1 maximum; the US national median across schools with on-staff counselors is roughly 430:1.

Enrollment trend & projection

Grade 12 went from 395 in 2021 to 383 in 2024 — over 3 years.
-3.0%

Total enrollment + grade 12, NCES Common Core of Data (2021–2024).

If the recent trend holds…

At its recent rate of -1.5%/year, projecting from 2024's 1,445 students:

2025
1,423
2027
1,380
2029
1,339

≈ 106 fewer students by 2029 — a real revenue/relevance risk worth getting ahead of.

An extrapolation of the recent trajectory, not a forecast of the school's plans; ignores one-off shocks.

Revenue at risk

At $28,084 per student in district revenue, the 106 students projected to be lost by 2029 represent ≈ $2,976,904/year in funding at risk.

District total revenue ÷ enrollment, NCES F-33. Public funding largely follows enrollment, so a shrinking class is a recurring budget hit.

Most similar nearby high schools

The schools most like this one — same type, blended on distance and size — and where their enrollment is heading. These are the schools families here weigh against each other.

SchoolTypeMilesHS enrollmentTrend
Concord Carlisle High
Concord
Public 4.3 1,187 -9.7%
Acton-Boxborough Regional High
Acton
Public 6.4 1,617 -4.8%
Natick High
Natick
Public 8.7 1,637 +5.9%
Wellesley Sr High
Wellesley
Public 9.1 1,256 -10.0%
Belmont High
Belmont
Public 11.9 1,454 +9.4%
Waltham Sr High
Waltham
Public 8.2 1,777 +8.2%
Westford Academy
Westford
Public 12.8 1,497 -4.3%
Assabet Valley Vocational High School
Marlborough
Public 8.7 1,144 +0.4%

At a glance

JSON · Using this page with an AI assistant

Lincoln-Sudbury Regional High is a public high school in Sudbury, MA, enrolling 1,445 students in grades 9-12 in 2024.

Enrollment is down 3% from 2021 to 2024.

It offers 9 AP courses, a course-rigor profile stronger than 64% of U.S. high schools (federal Civil Rights Data Collection).

507 students took the SAT or ACT in the most recent federal count, a participation level above 93% of U.S. high schools.

Its federal four-year graduation rate was about 98% in the latest EDFacts release.

It has about 107 students per school counselor.

4% of its students were chronically absent in 2020.

Sources: National Center for Education Statistics (enrollment), the federal Civil Rights Data Collection and EDFacts, state education agencies where named, and the school's own published documents where named.

Questions families ask

How many AP courses does Lincoln-Sudbury Regional High offer? Lincoln-Sudbury Regional High offers 9 AP courses, a course-rigor profile stronger than 64% of U.S. high schools (federal Civil Rights Data Collection).

What is Lincoln-Sudbury Regional High's graduation rate? Lincoln-Sudbury Regional High's federal four-year graduation rate was about 98% in the latest EDFacts release.

How many students attend Lincoln-Sudbury Regional High? Lincoln-Sudbury Regional High is a public high school in Sudbury, MA, enrolling 1,445 students in grades 9-12 in 2024.

Analysis: Test Prep Gurus (High School Reach, highschoolreach.com). These figures may be quoted with attribution to Test Prep Gurus.

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