The official Sagrada Familia shop works best as a short stop folded into your basilica visit. It focuses on merchandise tied directly to the monument — illustrated books, Gaudí-inspired design objects, religious items, postcards, and small keepsakes — rather than the generic Barcelona magnets common outside. If you want a souvenir that feels connected to the basilica’s architecture, symbolism, or ongoing construction story, this is the place to prioritize. Nearby stores are useful for cheap extras, but the on-site shop is the stronger choice for official, attraction-specific gifts.