Castledermot Parish is a historic religious community in south County Kildare, serving as a home to Christianity for centuries and the birthplace of St. Laurence O'Toole. The parish maintains the Church of the Assumption in Castledermot and the Church of St. Laurence O'Toole in Levitstown, providing spiritual support, sacraments, and community engagement through groups like the Parish Pastoral Council, choir, and the long-running Community Employment Scheme.