St. John's is committed to improving living conditions in the city's Parkville neighborhood. Volunteers from St. John's work at least one Saturday or a specified week day each month building or rehabilitating houses. Acolytes also assist in services at the Hughes Home. The Altar Guild is the priest's partner in making the worship life of the parish run smoothly. The duty of the Altar Guild is to prepare all things necessary for the celebration of the Eucharist and any of the other sacraments and offices of the church.
Participation requires a regular commitment of time and is open to men and women.
In addition, the choir performs special community programs during the year. Hughes Home Part of the neighborhood community ministry of St. John's is a service of Morning Prayer each Sunday at the Hughes Home. Lay Readers Parishioners interested in this ministry receive formal instruction at St. John's and are then licensed by the Bishop to assist in worship services by reading lessons and bearing the chalice. Both men and women are encouraged to participate. The Youth Choir includes young people ages eight and older.