This article has been updated to reflect 2026 data and recent developments.
Does it matter when you go off to boarding school? What is the most common point of entry? Are there any advantages to entering 9th grade versus entering 10th grade? What about attending boarding school just for 11th grade or 12th grade? Does that make sense? Is it even possible? The answers to these questions depend on you and your circumstances.
10th Grade Entry and Academics
The most common entry point for American college prep boarding schools has traditionally been 10th grade. That makes sense for many students because college preparatory studies usually cover a three-year cycle. Many schools offer the Advanced Placement, or AP program. AP courses allow high school students to pursue college-level studies. The AP courses vary from school to school, so be sure to scrutinize the academic curricula carefully as you search for the right boarding school for your child. While many boarding schools offer a wide range of AP subjects, some frequently offer highly specialized courses that are difficult to find in many other schools.
10th grade is also a sensible entry point at boarding schools that offer the IB or International Baccalaureate programme. The IB programme has many programme-specific features. The IB Diploma Programme itself is designed for students aged 16 to 19 and is typically implemented during the final two years of secondary education, so families should check the individual school's curriculum and preparation requirements.
A top prep school such as Exeter offers an extraordinary depth and breadth of academic courses across numerous departments. The depth and breadth of course offerings such as these are simply not found at most public schools in the U.S.
This video offers an overview of Phillips Exeter Academy in Exeter, New Hampshire.
While Exeter and other top boarding schools, such as Choate, Andover, Hotchkiss, Groton, et al., represent the pinnacle of academic offerings, most boarding schools offer strong academic programs because, after all, their role is to prepare their students for college-level academic work. Many boarding school faculty hold advanced degrees in their subject.
Superb libraries, arts facilities, and labs support these serious academic offerings at most schools. Look at The Hotchkiss School's Edsel Ford Memorial Library, Choate's I.M. Pei-designed Paul Mellon Arts Center, and Andover's Gelb Science Center, which are good examples of the high-quality facilities the best boarding schools typically have. How can they afford such expensive buildings and equipment? Because of the generosity of their graduates or alums, as they are called.
Another thing to consider is sports. If you aspire to play sports at the varsity level, you will want to enter at least in 10th grade, possibly even earlier. Experience, training, conditioning, and ability combine to create a successful varsity team member. Most prep schools offer numerous varsity-level sports, including less common sports such as crew, golf, tennis, and water polo. Boarding schools usually have purpose-built athletic facilities, including natatoria, gymnasia, hockey rinks, equestrian facilities, golf courses, tennis courts, squash courts, and more. Check out The Lawrenceville School's athletic facilities to get an idea of the sort of things the top schools offer. Lawrenceville, for example, continues to offer extensive athletic facilities and more than 70 interscholastic teams across 21 sports. Lawrenceville School
9th Grade Admissions
Most prep schools also admit students in 9th grade. There are several reasons why families choose this entry point. One of them is the cost of boarding school. That is certainly a factor for many families. Paying for four years of boarding residential school is more expensive than three years. Consequently, some families wait until 10th grade to send their children to boarding school. Starting in 9th grade, however, gives a student four years to establish friendships, participate in activities, develop relationships with teachers, and progress through one school's academic program.
Emotional maturity is another factor to consider. Some teens are more prepared than others to leave home for 9th grade. Sometimes, family circumstances determine whether beginning in 9th grade is preferable to entering 10th grade. For example, if your organization is going to transfer you overseas, you may decide that your child should stay stateside in boarding school. Being a teen has enough pressure. A modicum of stability and familiarity in his routine might just be what he needs to get through this rough patch in his family life. Because boarding schools create such a strong sense of community, they can provide the security and stability that children need when their family life at home is in a state of flux. Boarding schools focus on the development of the whole child. You will always know where your child is because the school staff monitors his whereabouts both inside and outside of the classroom. Unsupervised downtime is virtually non-existent. Somebody in the school is always aware of what your child is doing.
Boarding School Review's Should Your Child Start Boarding School in 9th Grade? provides additional guidance for families deciding whether 9th grade is the right entry point.
This video offers an overview of the partnership between Garrison Forest School and Johns Hopkins University.
11th and 12th Grade Admissions
Getting into a boarding school for 11th or 12th grade is never easy. Your child must have everything the school seeks and offer no problems. In other words, don't try to get into 11th or 12th grade if another boarding school has expelled your child. Once the school has determined that your child meets their requirements, the school will have to have an available place. That usually won't happen unless a student leaves, freeing up a place. Students entering 11th grade must get up to speed academically and socially very quickly. That usually requires the kind of student who is smart, adaptable, and self-motivated. 11th and 12th-grade admissions happen, but they are not guaranteed.
Families considering a later entry point should also review each school's current admissions requirements carefully. Boarding School Review's Admissions Checklist For Boarding School Applicants covers the major parts of the 2026 admissions process, including testing where required, recommendations, interviews, financial aid, and completion of the admissions file.
If your child is an international student, it can make sense to plan to enter school in 9th grade. She will benefit from the extra year to become acclimatized to her new surroundings, being a long way from home and family, and getting used to a new culture and language. Boarding School Review's International Student's Guide to Boarding Schools provides current information for international families choosing, applying to, and preparing for U.S. boarding schools in 2026
In the final analysis, which point of entry you choose to enter boarding school is up to you and your circumstances, as well as your requirements. No matter which grade you decide upon, you will make a wise choice.
