The mark consists of the words "Est. 1831" with a seal design in the middle, featuring a crest in the center of the seal design, and a double circular line, with the words "SCTI XAVERII S J CINCINNATENSIS I XXX DCCC M ACADEMIA" written between the two circular lines in a circular pattern; the words "ST. XAVIER" appear below the seal design, with the words "HIGH SCHOOL" appearing below the words "ST. XAVIER".
SCTI XAVERII S J CINCINNATENSIS EIGHTEEN THIRTY ONE ACADEMIA ST XAVIER HIGH SCHOOL JHS VIDIT MIRABILIA MAGNA AMDG
SCTI XAVERII S J CINCINNATENSIS ONE THOUSAND EIGHT HUNDRED THIRTY ONE ACADEMIA ST XAVIER HIGH SCHOOL JHS VIDIT MIRABILIA MAGNA AMDG
SCTI XAVERII S J CINCINNATENSIS ONE EIGHT THREE ONE ACADEMIA ST XAVIER HIGH SCHOOL JHS VIDIT MIRABILIA MAGNA AMDG
Color is not claimed as a feature of the mark.