How to Apply

Step I: Inquire

Complete the Inquiry Form

Complete our inquiry form at before scheduling a visit. Once you fill out the inquiry form, domestic applicants will receive our viewbook; international applicants view it online.

If you have a particular interest in athletics or the arts, please fill out an athletics interest form and/or an arts interest form. Your information will be sent to the relevant Middlesex coach(es) or teacher(s).

Step II: Interview

Schedule an Interview

An interview is not required, but it is highly recommended. A visit to campus helps us get to know you, and it helps you get to know Middlesex. If you are an international student for whom English is not your native language, please refer to our International Applicants page for specific instructions about scheduling an interview.

Please call the Admissions Office at 978-371-6524 to schedule an appointment, or you may email us at On-campus interviews are offered every day that class is in session. For appointment times, please see our Admissions Appointments page.

Step III: Complete Testing

Schedule a Test Date

Test scores must be sent to Middlesex directly from the testing service

The Secondary School Admission Test (SSAT) or Independent School Entrance Exam (ISEE) is required for applicants to grades 9 and 10. Applicants for grade 11 may submit current year SSAT, PSAT or SAT scores.

2016-17 Test dates for the SSAT are October 15, November 12, December 10, January 7, & February 11.

The Middlesex SSAT code is 5068; for more information about the SSAT, contact S.S.A.T.B. at 609-683-4440,

The Middlesex ISEE code is 220-650; for more information about ISEE, contact 800-446-0320,

In addition to SSAT or ISEE, the TOEFL is required for all international applicants whose primary language is not English, unless you have studied in an international school in which English is the language of instruction for more than two years. In general, successful applicants to Middlesex have a high proficiency in English, which is typically demonstrated by a TOEFL score of 100 or higher.

For more information contact TOEFL at 609-771-7100, The Middlesex TOEFL code is 8720

Optional: Character Skills Assessment (CSA)

Traits like teamwork, empathy, and integrity are a sign of values and character in action and part of what we’re looking for in your child. Middlesex is pleased to participate in the beta testing pilot year of SSATB’s innovative Character Skills Assessment (CSA). The CSA is a groundbreaking new tool that will help our admission team understand the unique traits that applicants will contribute to the Middlesex community.

When you take the SSAT and select to have your test scores sent to Middlesex, you will be given the option to participate in the CSA. Learn more about this new assessment tool.

Step IV: Apply

Complete an Application

All applicants apply online with the Middlesex application through Gateway to Prep Schools.  The application includes the Candidate Profile, Student Essay QuestionsParent Statement, recommendations from current English and Math teachers, a Personal Recommendation from an adult (non-relative) who knows you well, a Principal/Counselor Recommendation, and a transcript report, including current grades and grades from the previous two years. In addition, you may submit an optional Special Interest Recommendation.  All application materials must be submitted online through Gateway. Transcripts and other materials not submitted through Gateway may be emailed in the format of a PDF to

We do not accept original artwork, scrapbooks, DVDs, or CDs. Instead, please provide additional (voluntary) Athletics or Arts multimedia supplements through the Multimedia section of the Candidate Profile online. Do not delay submitting your Candidate Profile because you are waiting for a website or file to be prepared. In the Multimedia section, note that a link or file will be provided later. Email your link or file to with your full name, date of birth and the words "ADDITIONAL INFORMATION" in the subject line of your email.

The non-refundable application fee is $60 for domestic applicants and $120 for international applicants, payable by check or credit card using the Gateway application.

The application deadline for all applicants is January 31, 2017.  While we prefer to receive your parts of the application by January 31, we recognize that grades, recommendations, and testing may follow, and we promise to issue March 10 decisions to all students who have completed their applications by February 10. If you have questions regarding the timing of your application, please call the Admissions Office at 978-371-6524.

The Financial Aid application deadline is also January 31, 2017. Visit our Affording Middlesex page for more information.

Step V: Track Your Application

Track Your Application

You may track your application through the Gateway website. Rest assured that, if you sent your test scores through SSAT, we received them.

It may take up to a week for your application materials to be processed, so please be patient. Thank you!

Step VI: Receive Notification

When Will I Know?

Applicants will receive email notification of their admissions decision on March 10.

Accepted students must sign and return enrollment contracts, with specified payment, by April 10 in order to reserve their spot at Middlesex.

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Life 360
All Life 360 ° content is submitted by Middlesex students, faculty, and staff.

Who you are is what you say and what you do.
- Karlyn McNall, Dean of Academic Affairs, on integrity

If there’s one word that sums up Middlesex athletics, it is tradition.

- AJ '13, hockey and lacrosse captain

In so many ways, Middlesex is the ultimate community—one in which your teachers, mentors, and friends are also your neighbors and the people you must rely on daily.
- Tyler '07

Before I started to practice mindfulness, I never would have thought it takes courage to sit on the floor and be present with myself. - Ben '14

I've spoken to many audiences...but there is nothing more intimidating than speaking in front of your English teacher.
- Kevin Systrom '02, to the Class of 2013 at Commencement

Middlesex's small community means that no one is simply a spectator - you are constantly being asked to be involved.
- Sarah '88

© Since 2011 Middlesex School