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.
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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.
![St. Sebastian's alumni at Castle Island Brewery]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1655991305/stsebs/gjj0t8nfg2laqo7ydzyf/CastleIsland-2.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1655991305/stsebs/gjj0t8nfg2laqo7ydzyf/CastleIsland-2.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1655991305/stsebs/gjj0t8nfg2laqo7ydzyf/CastleIsland-2.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1655991305/stsebs/gjj0t8nfg2laqo7ydzyf/CastleIsland-2.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1655991305/stsebs/gjj0t8nfg2laqo7ydzyf/CastleIsland-2.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1655991305/stsebs/gjj0t8nfg2laqo7ydzyf/CastleIsland-2.jpg","width":2200}])
On Tuesday, June 21 Arrows from the Classes of 2004-2018 were invited to Castle Island Brewery in South Boston for a summer kickoff social.
![Arrows volunteers]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1655299605/stsebs/ochj9z3v7u50ewkauwtd/061422-Arrows-PopeJohnPaulII-field-day-001.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1655299605/stsebs/ochj9z3v7u50ewkauwtd/061422-Arrows-PopeJohnPaulII-field-day-001.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1655299605/stsebs/ochj9z3v7u50ewkauwtd/061422-Arrows-PopeJohnPaulII-field-day-001.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1655299605/stsebs/ochj9z3v7u50ewkauwtd/061422-Arrows-PopeJohnPaulII-field-day-001.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1655299605/stsebs/ochj9z3v7u50ewkauwtd/061422-Arrows-PopeJohnPaulII-field-day-001.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1655299605/stsebs/ochj9z3v7u50ewkauwtd/061422-Arrows-PopeJohnPaulII-field-day-001.jpg","width":2200}])
St. Sebastian's hosted field days for 5th-8th grade students from Pope John Paul II Academy Schools on May 20, and June 13-15.
![Class of 2022]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1655139933/stsebs/ecfaz31dyjuxwqoatvkg/2022-Commencement-Class-Photos-BEST-012.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1655139933/stsebs/ecfaz31dyjuxwqoatvkg/2022-Commencement-Class-Photos-BEST-012.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1655139933/stsebs/ecfaz31dyjuxwqoatvkg/2022-Commencement-Class-Photos-BEST-012.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1655139933/stsebs/ecfaz31dyjuxwqoatvkg/2022-Commencement-Class-Photos-BEST-012.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1655139933/stsebs/ecfaz31dyjuxwqoatvkg/2022-Commencement-Class-Photos-BEST-012.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1655139933/stsebs/ecfaz31dyjuxwqoatvkg/2022-Commencement-Class-Photos-BEST-012.jpg","width":2200}])
We are proud to announce the list of colleges and universities the Class of 2022 will be attending.
![Headmaster Burke speaks at an event.]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1654629452/stsebs/i8ockeobgc2toevcskvz/060622_Volunteer-Appreciation-Reception-012.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1654629452/stsebs/i8ockeobgc2toevcskvz/060622_Volunteer-Appreciation-Reception-012.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1654629452/stsebs/i8ockeobgc2toevcskvz/060622_Volunteer-Appreciation-Reception-012.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1654629452/stsebs/i8ockeobgc2toevcskvz/060622_Volunteer-Appreciation-Reception-012.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1654629452/stsebs/i8ockeobgc2toevcskvz/060622_Volunteer-Appreciation-Reception-012.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1654629452/stsebs/i8ockeobgc2toevcskvz/060622_Volunteer-Appreciation-Reception-012.jpg","width":2200}])
St. Sebastian's volunteers were celebrated during a reception at the Class of 2007 Terrace on June 6, 2022.
![Volunteers at Miracle League]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1654623882/stsebs/eqmnfsfipqbtdgsqhxny/Miracle_League-finnished-season.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1654623882/stsebs/eqmnfsfipqbtdgsqhxny/Miracle_League-finnished-season.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1654623882/stsebs/eqmnfsfipqbtdgsqhxny/Miracle_League-finnished-season.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1654623882/stsebs/eqmnfsfipqbtdgsqhxny/Miracle_League-finnished-season.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1654623882/stsebs/eqmnfsfipqbtdgsqhxny/Miracle_League-finnished-season.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1654623882/stsebs/eqmnfsfipqbtdgsqhxny/Miracle_League-finnished-season.jpg","width":2200}])
Freshmen and sophomore Arrows finished off the Miracle League season on Saturday, June 4 2022.
![Members of the graduating class of 2022.]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1654621240/stsebs/qmctqhjbfhfdp7wokl10/2022-Commencement-Ceremony-520.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1654621240/stsebs/qmctqhjbfhfdp7wokl10/2022-Commencement-Ceremony-520.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1654621240/stsebs/qmctqhjbfhfdp7wokl10/2022-Commencement-Ceremony-520.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1654621240/stsebs/qmctqhjbfhfdp7wokl10/2022-Commencement-Ceremony-520.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1654621240/stsebs/qmctqhjbfhfdp7wokl10/2022-Commencement-Ceremony-520.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1654621240/stsebs/qmctqhjbfhfdp7wokl10/2022-Commencement-Ceremony-520.jpg","width":2200}])
St. Sebastian's School graduated 67 students during its 78th Commencement Exercises on Thursday, June 2, 2022.
![8th Grade Field Trip to Christa McAuliffe Center]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1654183233/stsebs/kno9yjnocerjtzyozpcu/May12_ChristaMcAuliffeCenter_8thGrade1.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1654183233/stsebs/kno9yjnocerjtzyozpcu/May12_ChristaMcAuliffeCenter_8thGrade1.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1654183233/stsebs/kno9yjnocerjtzyozpcu/May12_ChristaMcAuliffeCenter_8thGrade1.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1654183233/stsebs/kno9yjnocerjtzyozpcu/May12_ChristaMcAuliffeCenter_8thGrade1.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1654183233/stsebs/kno9yjnocerjtzyozpcu/May12_ChristaMcAuliffeCenter_8thGrade1.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1654183233/stsebs/kno9yjnocerjtzyozpcu/May12_ChristaMcAuliffeCenter_8thGrade1.jpg","width":2200}])
On May 12, the entire 8th grade class traveled to the Christa McAuliffe Center at Framingham State University to participate in two astronomy-related activities.
![Lacrosse team at Spring Athletic Awards]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1654203366/stsebs/rlgf6uketa1c7l3ln6i6/053122_SpringAthleticAwards3.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1654203366/stsebs/rlgf6uketa1c7l3ln6i6/053122_SpringAthleticAwards3.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1654203366/stsebs/rlgf6uketa1c7l3ln6i6/053122_SpringAthleticAwards3.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1654203366/stsebs/rlgf6uketa1c7l3ln6i6/053122_SpringAthleticAwards3.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1654203366/stsebs/rlgf6uketa1c7l3ln6i6/053122_SpringAthleticAwards3.jpg","width":1282}])
St. Sebastian's School is proud to recognize its student-athletes for their performance on the Arrows varsity baseball, golf, lacrosse, and tennis teams, as well as our ultimate team.
![Senior Parents Celebrate Together]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1654108328/stsebs/quradmfk756cmqvixim1/_57A0937.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1654108328/stsebs/quradmfk756cmqvixim1/_57A0937.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1654108328/stsebs/quradmfk756cmqvixim1/_57A0937.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1654108328/stsebs/quradmfk756cmqvixim1/_57A0937.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1654108328/stsebs/quradmfk756cmqvixim1/_57A0937.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1654108328/stsebs/quradmfk756cmqvixim1/_57A0937.jpg","width":2200}])
Parents of the Class of 2022 gathered on the afternoon of Monday, May 30, to celebrate their sons and kick off graduation week at the Senior Parent Dinner.
![Students participate in Red & Black Day]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1654022535/stsebs/myfvr9baguevl3pwopug/052722-Red-and-Black-Day-29.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1654022535/stsebs/myfvr9baguevl3pwopug/052722-Red-and-Black-Day-29.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1654022535/stsebs/myfvr9baguevl3pwopug/052722-Red-and-Black-Day-29.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1654022535/stsebs/myfvr9baguevl3pwopug/052722-Red-and-Black-Day-29.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1654022535/stsebs/myfvr9baguevl3pwopug/052722-Red-and-Black-Day-29.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1654022535/stsebs/myfvr9baguevl3pwopug/052722-Red-and-Black-Day-29.jpg","width":2200}])
May 27th was day of unity, brotherhood, and service at St. Sebastian’s, including the annual Red & Black Day events, a presentation from Ukraine Forward and a service project for Catching Joy.
![Students and Assistant Headmaster at Needham Memorial Day Ceremony.]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1654015315/stsebs/trmv8vppuxg0sdzwnmiy/NordbyMemorialDaySpeechPhoto2.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1654015315/stsebs/trmv8vppuxg0sdzwnmiy/NordbyMemorialDaySpeechPhoto2.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1654015315/stsebs/trmv8vppuxg0sdzwnmiy/NordbyMemorialDaySpeechPhoto2.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1654015315/stsebs/trmv8vppuxg0sdzwnmiy/NordbyMemorialDaySpeechPhoto2.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1654015315/stsebs/trmv8vppuxg0sdzwnmiy/NordbyMemorialDaySpeechPhoto2.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1654015315/stsebs/trmv8vppuxg0sdzwnmiy/NordbyMemorialDaySpeechPhoto2.jpg","width":2200}])
Kristian Nordby '22 gave a speech at the Needham Memorial Day Ceremony on Monday, May 30, 2022.
![MPA members]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1653661424/stsebs/czw5jr6cbrxsnfpcijfi/052622-MPA-Banquet-61.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1653661424/stsebs/czw5jr6cbrxsnfpcijfi/052622-MPA-Banquet-61.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1653661424/stsebs/czw5jr6cbrxsnfpcijfi/052622-MPA-Banquet-61.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1653661424/stsebs/czw5jr6cbrxsnfpcijfi/052622-MPA-Banquet-61.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1653661424/stsebs/czw5jr6cbrxsnfpcijfi/052622-MPA-Banquet-61.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1653661424/stsebs/czw5jr6cbrxsnfpcijfi/052622-MPA-Banquet-61.jpg","width":2200}])
The Men With Positive Attitudes Club (MPA) celebrated its senior members, departing faculty member Aturo Adkins '14 and the launch of a fund dedicated to Meyer Chambers at its annual banquet on May 26.
![Members of the Class of 2023 at their junior retreat]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1653675004/stsebs/bu6xqsem8e5wlecrd61v/20220523_131418850_iOS.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1653675004/stsebs/bu6xqsem8e5wlecrd61v/20220523_131418850_iOS.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1653675004/stsebs/bu6xqsem8e5wlecrd61v/20220523_131418850_iOS.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1653675004/stsebs/bu6xqsem8e5wlecrd61v/20220523_131418850_iOS.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1653675004/stsebs/bu6xqsem8e5wlecrd61v/20220523_131418850_iOS.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1653675004/stsebs/bu6xqsem8e5wlecrd61v/20220523_131418850_iOS.jpg","width":2200}])
Fifteen members of the Class of 2023 gathered at the Craigville Retreat Center this past Sunday, May 21, and Monday, May 22, for the Junior Retreat.
![Alumni Association Welcomes Class of 2022 at Annual Breakfast]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1653578216/stsebs/eakzskxlseayxy3gidd3/052622-Alumni-Senior-Breakfast-7.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1653578216/stsebs/eakzskxlseayxy3gidd3/052622-Alumni-Senior-Breakfast-7.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1653578216/stsebs/eakzskxlseayxy3gidd3/052622-Alumni-Senior-Breakfast-7.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1653578216/stsebs/eakzskxlseayxy3gidd3/052622-Alumni-Senior-Breakfast-7.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1653578216/stsebs/eakzskxlseayxy3gidd3/052622-Alumni-Senior-Breakfast-7.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1653578216/stsebs/eakzskxlseayxy3gidd3/052622-Alumni-Senior-Breakfast-7.jpg","width":2200}])
The Class of 2022 gathered with members of the Alumni Board, alumni trustees and alumni fathers for the annual Alumni-Senior Breakfast on May 26.
![Alumni and family members of Jim Cotter '57 gather for a memorial]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1653662751/stsebs/qeojtrfusjxn2tejsczb/052122_JimCotterMemorial-012.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1653662751/stsebs/qeojtrfusjxn2tejsczb/052122_JimCotterMemorial-012.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1653662751/stsebs/qeojtrfusjxn2tejsczb/052122_JimCotterMemorial-012.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1653662751/stsebs/qeojtrfusjxn2tejsczb/052122_JimCotterMemorial-012.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1653662751/stsebs/qeojtrfusjxn2tejsczb/052122_JimCotterMemorial-012.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1653662751/stsebs/qeojtrfusjxn2tejsczb/052122_JimCotterMemorial-012.jpg","width":2200}])
On Saturday, May 20, the Cotter family and St. Sebastian’s alumni gathered at the Griffith Headmaster’s House to memorialize former longstanding trustee and member of the Board of Visitors, Jim Cotter ’57.
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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