How Hard Is It to Get Into Groton School?
Groton School admissions is among the most competitive in the country, with an acceptance rate around 12 percent and cycles that have dipped into single digits. Groton is also unusually small. With roughly 385 students across five grades, each entering class is a fraction of the size of Exeter or Deerfield, so a handful of seats per grade can shift the odds in any given year.
The school evaluates applicants holistically through the transcript, SSAT or ISEE results, essays, recommendations, and a required interview. Admitted students post very strong academic records; the enrolled student body averages roughly 1500 on the SAT by graduation, a signal of the academic level the committee expects at entry. Groton also admits into the Second Form, its name for grade 8, which is a meaningful strategic entry point because few peer schools start that early.
What Makes Groton School Distinctive Among Elite Boarding Schools?
Founded in 1884 by Endicott Peabody, Groton is a small Episcopal-heritage school whose campus life centers on the Circle, the ring of historic buildings at the heart of its 415 acres. The student to faculty ratio sits near 4 to 1, classes average about 11 students, and 86 percent of students board. Groton’s endowment of roughly $548 million is one of the largest per student of any secondary school in the world, which funds an aggressive affordability program and unusually rich academics for a school of its size. Franklin D. Roosevelt is among its alumni, and the school’s culture of service, its chapel tradition, and its size produce a community where every student is known.
For families weighing Groton against the larger New England schools, our guide to the Ten Schools Admission Organization covers how the consortium schools compare; Groton is not a TSAO member but competes directly with those schools for the same applicants, alongside St. Paul’s School.
What Does Groton School Cost and How Does Financial Aid Work?
| Item | Figure |
|---|---|
| All-inclusive boarding fee | About $62,700 |
| Free tuition threshold | Household income under $150,000 |
| Students receiving need-based aid | About 41% |
| Financial aid decisions | Released with admission on March 10 |
Source: Groton School Office of Admission.
Groton has led national tuition containment efforts since 2008 and now waives tuition, room, and board entirely for admitted students from families earning under $150,000 per year, provided finances are documented through the Clarity application. Roughly 41 percent of students receive need-based aid. Admission and aid decisions are made by separate committees, and aid awards arrive with decision letters on March 10. Affluent families should understand that Groton’s deep endowment means full-pay status carries no admissions advantage; the class is built on merit and fit.
Where Do Groton School Graduates Go to College?
Groton School matriculation outcomes lead the nation. Based on multi-year aggregates of the school’s published matriculation lists, approximately 21.9 percent of Groton graduates enroll at Harvard, Yale, Princeton, Stanford, or MIT, the highest share of any boarding school in the United States and the number one position on FindingSchool’s 2026 boarding school HYPSM ranking. In a class of roughly 85 seniors, that percentage represents about 19 students per year, and the published lists show double-digit multi-year cohorts enrolling at both Harvard and Yale.
| College tier | Share of Groton graduates |
|---|---|
| Harvard, Yale, Princeton, Stanford, MIT | 21.9% |
| Top-25 national universities (beyond HYPSM) | 22.4% |
| Top-26 to top-50 national universities | 7.3% |
Multi-year aggregates from Groton School’s published matriculation lists via FindingSchool; tiers per the 2024 U.S. News National Universities ranking.
The distribution is as telling as the headline: nearly half of every Groton class lands inside the top 25, and the small share in the 26-to-50 band reflects a student body that overwhelmingly targets, and reaches, the very top tier. For the full national comparison, see our guide to the best feeder schools to the Ivy League.
What Are the Groton School Application Requirements?
Groton School admissions runs through Gateway to Prep Schools, where families submit the application, student and parent statements, transcript uploads, recommendation requests, and the $50 fee by January 15. Standardized testing is required, with the SSAT preferred and the ISEE accepted. Interviews are required and typically run from September through January, and returning applicant materials are due December 1. Families should verify each cycle’s dates on the Groton School admission site before building a plan.
What Is the Groton School Admissions Timeline?
| Milestone | Date |
|---|---|
| Campus visits and interviews | September through January |
| Application deadline (Gateway to Prep Schools) | January 15 |
| Financial aid via Clarity | Mid-January |
| Decisions and aid awards released | March 10 |
| Enrollment reply | Early April |
Source: Groton School Office of Admission.
Because Groton admits into grade 8 as well as grade 9, families should decide on the target entry year by the spring before applying. Second Form entry offers five years on the Circle and a smaller applicant pool in some cycles, while Third Form entry aligns with the standard grade 9 boarding cycle and its larger seat count.
How Should Students Prepare for the Groton School Interview?
Groton’s interview reads for character as much as intellect. In a school of 385 students where everyone lives closely together, the committee is asking whether this student will be a generous dorm neighbor, a contributor in an 11-person classroom, and a citizen of a community with a strong service tradition. Students should speak concretely about how they have contributed to their current school or community, ask real questions about life on the Circle, and avoid rehearsed answers. Parents should be prepared to discuss why a small school fits their child rather than reciting rankings.
How Do Strong Applicants Position Themselves for Groton School Admissions?
The winning profile at Groton pairs top-tier academics with evidence of character in action: sustained service, real responsibility in a team or organization, and teachers who can write about kindness with specifics. Because the school is small, it builds its class like a roster; a strong athlete, a serious musician, or a student with a distinctive intellectual project can matter more here than at schools admitting 300 students per class. Essays should show voice and self-awareness rather than achievement lists, and families starting in grade 6 have time to build the record deliberately.
Frequently Asked Questions About Groton School Admissions
Groton admits approximately 12 percent of applicants, and some cycles have run as low as 9 percent. Its small size, about 385 students across grades 8 through 12, keeps seat counts low and selectivity high.
Yes. Since 2008 Groton has waived tuition, room, and board for admitted students from families earning under $150,000 per year, documented through the Clarity financial aid application. About 41 percent of students receive need-based aid.
Groton requires the SSAT (preferred) or ISEE. Competitive applicants generally score in the top percentiles, consistent with a student body that averages roughly 1500 on the SAT by graduation.
January 15, submitted through Gateway to Prep Schools with a $50 fee. Interviews run September through January, and decisions arrive on March 10.
Groton begins at the Second Form, which is grade 8, and runs through grade 12. Grade 8 entry is a distinctive option few peer boarding schools offer, and grade 9 remains the largest entry point.
The all-inclusive fee is about $62,700, deliberately kept below many peer schools through Groton’s tuition containment policy, backed by an endowment of roughly $548 million.
Yes. The interview is required and typically happens on campus between September and January. Slots fill early in the fall, so families should schedule visits in September or October.
The acceptance rates are comparable, but Groton’s entering classes are far smaller, so the margin for error is thinner. Fit matters heavily; Groton favors students suited to a small, close, service-oriented community.
Sources: Groton School Office of Admission, Groton School Tuition and Affordability, Gateway to Prep Schools, The SSAT (Enrollment Management Association), The Association of Boarding Schools, National Association of Independent Schools.
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