When applying for a grant it is best to work with at least two other groups.
Grants seem to be most available when several organizations or churches work together.
Explore possible groups that offer grants. It may be that a Synod, Diocese, or Presbytery will offer small grants or be able to help you find the organizations that will. For Lutherans have local representatives that are looking for purposeful events to sponsor. Pick a clear goal or purpose that will clarify what the outcomes you hope to achieve are. Even though youth would be trained in the church, their model of caring and values would influence youth in the schools, neighborhoods and homes.