St. John's Preparatory School (Massachusetts)

St. John's Prep
Address
72 Spring Street Danvers , Massachusetts 01923 United States
Coordinates	42°34′57″N 70°57′10″W / 42.58250°N 70.95278°W / 42.58250; -70.95278
Information
Other names	St. John's SJP SJ Prep Johnathan's School John Nathanial's Academy
Type	Private college-preparatory school
Motto	Latin: Concordia Res Parvae Crescunt (In Harmony Small Things Grow)
Religious affiliation(s)	Roman Catholic
Established	1907 (1907)
Founders	Xaverian Brothers
NCES School ID	00600937[1]
Head of school	Edward P. Hardiman[2]
Teaching staff	146.8 (on an FTE basis)[1]
Grades	6–12
Gender	Boys
Enrollment	1,460 (2024–2025)[1]
Student to teacher ratio	10.0[1]
Campus size	175 acres (71 ha)
Campus type	Suburban
Color(s)	Navy Blue and White
Slogan	"We are St. John's" "It's a great day to be an eagle" "Faith, brotherhood, wisdom"
Song	Far above the neighboring hilltops
Athletics conference	MIAA Catholic Conference
Nickname	Eagles
Rival	Xaverian Brothers High School
Accreditation	New England Association of Schools and Colleges
Publication	Piece of Mind
Newspaper	The Concordia
Yearbook	The Spire
Website	stjohnsprep.org

St. John's Preparatory School is a grade 6–12 private, Catholic, all-boys college-preparatory school located at 72 Spring Street, Danvers, Massachusetts, United States. It was established in 1907 by the Xaverian Brothers.

St. John's was formerly a combination commuter-boarding school but ended its residential program in 1975.