Porsgrunn Misjonskirke is an evangelical church that emphasizes community and unity among its members. The church offers a variety of activities that include church services, small groups and various services. For children, there is Sunday school and a children's choir, which provide opportunities for early involvement in church life. In addition, Connect groups are arranged, which focus on socializing and building relationships.
The church engages its members in giving, which is considered an expression of gratitude. Porsgrunn Misjonskirke also emphasizes practical faith and community building, and offers activities for youth, including confirmation programs. Regular activities are arranged for all age groups, which contributes to a varied and inclusive environment.