BAPS Shri Swaminarayan Mandir, Boston is a Hindu temple in Lowell, Massachusetts rooted in the Swaminarayan spiritual tradition. The mandir emphasizes devotion expressed through active service, reflecting a lineage established by Bhagwan Swaminarayan and later formalized by Shastriji Maharaj. Guided by the teachings of Pramukh Swami Maharaj and Mahant Swami Maharaj, it upholds a volunteer-driven culture centered on worship, humility, moral responsibility, and care for the wider community. Its tradition connects spiritual life with humanitarian efforts including health and wellness, education, environmental awareness, community empowerment, and disaster relief.