Research findings show that endorsing a religion is to some extent related to positive health outcomes and other additional benefits linked to individuals' psychological sphere. Although an association between religion and Subjective Well-Being (SWB) has been established by previous studies, comparative investigations in the European context are limited. To fill this gap, the current research explores the possible effects of religious involvementin the form of religious service attendance-on individuals' life satisfaction across the EU-28 countries.