Sonata Owners Association 1 Sonata Owners Association 1, also known as Allegro, is a quiet community of 70 attached condominiums located in the southern part of Escondido. This community is nestled in the hill overlooking the Lake Hodges Valley. It was incorporated in 1983 and has amenities that include a gated entry, swimming pool, spa and sauna. This community is also a part of the larger Sonata Maintenance Association. Its professionally landscaped common areas and excellent location make this a desirable community to live in.