There are a number of lesser groups of buildings at Tamarindito, largely to the east of the site core. Twelve residential complexes have been mapped on the hillsides to the east of the site core. These include Groups Q5-1 through to Q5-5, R5-1, Q6-1 through to Q6-3, Groups R6-1 and R6-2, and Group R7-1. The most common layout of these groups is that of four buildings completely enclosing a central courtyard. These twelve groups contain 56 structures over an area of approximately .