A Mission-driven Community
St. Sebastian’s offers the best of the Catholic and Independent School traditions, with a mission that sets us apart from other schools in our league.
Resource Header Slideshow
Inspiring Innovation
The Innovation Lab provides a creative space for a hands-on experience that encourages students to invent, create, innovate, and collaborate.
Beyond the Classroom
In addition to a rich academic program, St. Sebastian’s provides a wide variety of opportunities for students to continue learning outside the classroom setting.
Pursuing Truth Through Faith and Reason
“The order of the day is to love God, work hard, and take good care of one another.”
William L. Burke III, Headmaster
News and Events
Every young man will be known and loved and called to greatness.
![students volunteer]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1652892891/stsebs/xaskq3njvlzt3gakyzi2/IMG_7386.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1652892891/stsebs/xaskq3njvlzt3gakyzi2/IMG_7386.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1652892891/stsebs/xaskq3njvlzt3gakyzi2/IMG_7386.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1652892891/stsebs/xaskq3njvlzt3gakyzi2/IMG_7386.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1652892891/stsebs/xaskq3njvlzt3gakyzi2/IMG_7386.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1652892891/stsebs/xaskq3njvlzt3gakyzi2/IMG_7386.jpg","width":2200}])
![2022 Headmaster Scholarship Golf Tournament]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1652809115/stsebs/m0pia6gue90b6jtyvhn8/2022-HeadmasterScholarshipGolfTournament-044.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1652809115/stsebs/m0pia6gue90b6jtyvhn8/2022-HeadmasterScholarshipGolfTournament-044.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1652809115/stsebs/m0pia6gue90b6jtyvhn8/2022-HeadmasterScholarshipGolfTournament-044.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1652809115/stsebs/m0pia6gue90b6jtyvhn8/2022-HeadmasterScholarshipGolfTournament-044.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1652809115/stsebs/m0pia6gue90b6jtyvhn8/2022-HeadmasterScholarshipGolfTournament-044.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1652809115/stsebs/m0pia6gue90b6jtyvhn8/2022-HeadmasterScholarshipGolfTournament-044.jpg","width":2200}])
The Annual Headmaster Golf Scholarship Tournament was held at the Dedham Golf and Polo Club on May 16.
![7th grade class with Mr. Nerbonne]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1652730560/stsebs/eeiusuasavflc6teu5fp/051022_7thGradewithNerbonne.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1652730560/stsebs/eeiusuasavflc6teu5fp/051022_7thGradewithNerbonne.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1652730560/stsebs/eeiusuasavflc6teu5fp/051022_7thGradewithNerbonne.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1652730560/stsebs/eeiusuasavflc6teu5fp/051022_7thGradewithNerbonne.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1652730560/stsebs/eeiusuasavflc6teu5fp/051022_7thGradewithNerbonne.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1652730560/stsebs/eeiusuasavflc6teu5fp/051022_7thGradewithNerbonne.jpg","width":2200}])
Our 7th graders wrapped up their first year of Chapel Speeches with Mr. Nerbonne offering a recap of each student’s speech to highlight the impact that they made on one another.
![Headmaster Bill Burke talks in Martin Hall.]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1652464901/stsebs/q9ipbipwcd52cqeetsgg/051222-Presidents-Society-Reception-028.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1652464901/stsebs/q9ipbipwcd52cqeetsgg/051222-Presidents-Society-Reception-028.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1652464901/stsebs/q9ipbipwcd52cqeetsgg/051222-Presidents-Society-Reception-028.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1652464901/stsebs/q9ipbipwcd52cqeetsgg/051222-Presidents-Society-Reception-028.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1652464901/stsebs/q9ipbipwcd52cqeetsgg/051222-Presidents-Society-Reception-028.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1652464901/stsebs/q9ipbipwcd52cqeetsgg/051222-Presidents-Society-Reception-028.jpg","width":2200}])
President's level supporters of our various initiatives gathered on campus for a reception on May 12.
![Sophomores remove a stump during their retreat.]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1652384215/stsebs/oyoskmraxi1p28vdw2a5/soph-retreat4.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1652384215/stsebs/oyoskmraxi1p28vdw2a5/soph-retreat4.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1652384215/stsebs/oyoskmraxi1p28vdw2a5/soph-retreat4.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1652384215/stsebs/oyoskmraxi1p28vdw2a5/soph-retreat4.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1652384215/stsebs/oyoskmraxi1p28vdw2a5/soph-retreat4.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1652384215/stsebs/oyoskmraxi1p28vdw2a5/soph-retreat4.jpg","width":2200}])
On Tuesday, May 10, the Class of 2025 participated in their Sophomore Retreat.
![Music performance in video classroom]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1652289664/stsebs/gaw8ddyv9armtkdssc5r/051022-Spring_Revue-029.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1652289664/stsebs/gaw8ddyv9armtkdssc5r/051022-Spring_Revue-029.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1652289664/stsebs/gaw8ddyv9armtkdssc5r/051022-Spring_Revue-029.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1652289664/stsebs/gaw8ddyv9armtkdssc5r/051022-Spring_Revue-029.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1652289664/stsebs/gaw8ddyv9armtkdssc5r/051022-Spring_Revue-029.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1652289664/stsebs/gaw8ddyv9armtkdssc5r/051022-Spring_Revue-029.jpg","width":2200}])
The Spring Revue on Tuesday, May 10, highlighted student artists, actors, and musicians.
![Lars Gubitosi '23 Earns Congressional Award Gold Medal for volunteering at food banks.]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1652213485/stsebs/n99om0pff5twkewqgaoq/CongressionalMedal_LarsGubitosi.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1652213485/stsebs/n99om0pff5twkewqgaoq/CongressionalMedal_LarsGubitosi.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1652213485/stsebs/n99om0pff5twkewqgaoq/CongressionalMedal_LarsGubitosi.jpg","width":640}])
Receiving the highest award given to a young person by the United States Congress, Lars was recognized for his outstanding commitment to service.
![2022 Guild Fashion Show Chairs]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1651861340/stsebs/l5ksyogpe5mssrej09os/050522_GuildFashionShow8.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1651861340/stsebs/l5ksyogpe5mssrej09os/050522_GuildFashionShow8.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1651861340/stsebs/l5ksyogpe5mssrej09os/050522_GuildFashionShow8.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1651861340/stsebs/l5ksyogpe5mssrej09os/050522_GuildFashionShow8.jpg","width":959}])
St. Sebastian's mothers gathered in the West Campus Center’s Wrestling Room for a great night out to celebrate the Guild of St. Irene Closing Event & Fashion Show on May 5.
![JV and freshmen lacrosse players help assemble meals at Feed Haiti Packathon]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1651503853/stsebs/lgdfnqbzcmlksmzcntdg/042922_HaitiPackathon_3a.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1651503853/stsebs/lgdfnqbzcmlksmzcntdg/042922_HaitiPackathon_3a.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1651503853/stsebs/lgdfnqbzcmlksmzcntdg/042922_HaitiPackathon_3a.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1651503853/stsebs/lgdfnqbzcmlksmzcntdg/042922_HaitiPackathon_3a.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1651503853/stsebs/lgdfnqbzcmlksmzcntdg/042922_HaitiPackathon_3a.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1651503853/stsebs/lgdfnqbzcmlksmzcntdg/042922_HaitiPackathon_3a.jpg","width":1816}])
On April 28, the JV and freshmen lacrosse teams assembled meals to benefit those dealing with food insecurity in Haiti.
![Parents of alumni catch up with Headmaster Burke at the Parents of Alumni Reception]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1651253009/stsebs/pimqhkym5xy9r0dzhrqo/042822-Parents-of-Alumni-002.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1651253009/stsebs/pimqhkym5xy9r0dzhrqo/042822-Parents-of-Alumni-002.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1651253009/stsebs/pimqhkym5xy9r0dzhrqo/042822-Parents-of-Alumni-002.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1651253009/stsebs/pimqhkym5xy9r0dzhrqo/042822-Parents-of-Alumni-002.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1651253009/stsebs/pimqhkym5xy9r0dzhrqo/042822-Parents-of-Alumni-002.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1651253009/stsebs/pimqhkym5xy9r0dzhrqo/042822-Parents-of-Alumni-002.jpg","width":2200}])
St. Sebastian's held its annual Parents of Alumni Reception on April 28, bringing back to campus many familiar faces.
![Speaker at Finance Academy]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1651239582/stsebs/yssazqlevw6fwstu7uou/Robert_Ix-04.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1651239582/stsebs/yssazqlevw6fwstu7uou/Robert_Ix-04.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1651239582/stsebs/yssazqlevw6fwstu7uou/Robert_Ix-04.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1651239582/stsebs/yssazqlevw6fwstu7uou/Robert_Ix-04.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1651239582/stsebs/yssazqlevw6fwstu7uou/Robert_Ix-04.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1651239582/stsebs/yssazqlevw6fwstu7uou/Robert_Ix-04.jpg","width":2200}])
On Monday, April 25th, father of senior Sam Ix '22, Robert Ix, Co-Founder of the investment firm Crestwood Advisors, presented to the St. Sebastian’s Finance Academy.
![Northfield Mt. Hermon School Public Speaking Competition]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1651083541/stsebs/g7qb5lrmpwi02rhcuqun/042722-speaking-comp--001.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1651083541/stsebs/g7qb5lrmpwi02rhcuqun/042722-speaking-comp--001.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1651083541/stsebs/g7qb5lrmpwi02rhcuqun/042722-speaking-comp--001.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1651083541/stsebs/g7qb5lrmpwi02rhcuqun/042722-speaking-comp--001.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1651083541/stsebs/g7qb5lrmpwi02rhcuqun/042722-speaking-comp--001.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1651083541/stsebs/g7qb5lrmpwi02rhcuqun/042722-speaking-comp--001.jpg","width":2200}])
On Sunday, April 24, 2022, 4 members of the St. Sebastian's Debate Team participated in the Northfield Mt. Hermon School Public Speaking Competition.
![Grandparents gather in Ward Hall for Grandparents & Special Friends Day]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1651074031/stsebs/ikvtsgc7w706p09swijs/042622-GrandparentsDay-Speaking-Event-002.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1651074031/stsebs/ikvtsgc7w706p09swijs/042622-GrandparentsDay-Speaking-Event-002.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1651074031/stsebs/ikvtsgc7w706p09swijs/042622-GrandparentsDay-Speaking-Event-002.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1651074031/stsebs/ikvtsgc7w706p09swijs/042622-GrandparentsDay-Speaking-Event-002.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1651074031/stsebs/ikvtsgc7w706p09swijs/042622-GrandparentsDay-Speaking-Event-002.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1651074031/stsebs/ikvtsgc7w706p09swijs/042622-GrandparentsDay-Speaking-Event-002.jpg","width":2200}])
We were delighted to welcome 240 grandparents and special friends to campus on Tuesday, April 26.
![The Jazz Band performs at Semi-Formal]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1650987665/stsebs/jhm9vafaotb0hy3sdfbn/042222-Semi-Formal-007.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1650987665/stsebs/jhm9vafaotb0hy3sdfbn/042222-Semi-Formal-007.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1650987665/stsebs/jhm9vafaotb0hy3sdfbn/042222-Semi-Formal-007.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1650987665/stsebs/jhm9vafaotb0hy3sdfbn/042222-Semi-Formal-007.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1650987665/stsebs/jhm9vafaotb0hy3sdfbn/042222-Semi-Formal-007.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1650987665/stsebs/jhm9vafaotb0hy3sdfbn/042222-Semi-Formal-007.jpg","width":2200}])
On Friday, April 22, St. Sebastian's held its spring semi-formal for 9th and 10th graders.
![Alumni guest speakers]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1650643032/stsebs/rcgmzuvufn8hwkuai87k/Brandon-and-Bill-Alumni-Speakers.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1650643032/stsebs/rcgmzuvufn8hwkuai87k/Brandon-and-Bill-Alumni-Speakers.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1650643032/stsebs/rcgmzuvufn8hwkuai87k/Brandon-and-Bill-Alumni-Speakers.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1650643032/stsebs/rcgmzuvufn8hwkuai87k/Brandon-and-Bill-Alumni-Speakers.jpg","width":900}])
Brandon Peck '07 and Bill McCarthy '15 share real world experiences working in Washington, D.C. in Mr. Doherty’s AP Government class this week.
Calendar
Seaport Hotel
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OUR COMMUNITY
“The time and devotion given to every student by every teacher is incredible to say the least.”
“Once in. Never Out. It’s resoundingly true. Alums are always coming back as though they never left.”
“St. Sebastian’s is more than a school or a community. It is a family.”
Why St. Sebastian’s?
The best way to experience the mission of St. Sebastian’s is by visiting our campus in person. In the meantime, here is a glimpse of life on Greendale Avenue.
Admissions Overview Video