The manuscripts and published editions of the sacred choral works by Belgian composer Joseph Jongen sacred choral music were collected and listed, detailing the discernable pertinent characteristics of each work. Jongen is predominantly known for his organ works, but his choral works constituent a worthy contribution to the vocal music repertoire, especially his Mass, Op. 130. Jongen's music reflects the Impressionistic style while stemming from the school of César Franck. Choral directors and other musicians interested in Jongen's sacred choral works can use this work when exploring new repertoire. A short overview of Jongen's life is included based upon the information given in John Scott Whiteley's comprehensive book, Joseph Jongen and His Organ Music. The conductor's analysis provides a complete description of the Mass, Op. 130 with rehearsal and performance considerations. Phrase analysis graphs enhance the written analysis, and a discography of Jongen's sacred choral music completes this work.