In this paper, the domestic space is analyzed from meta-concept far from equilibrium systems. That allow us to analysis how the logic of modern family, about nuclearization, guides family arrangements to weave networks of high entropy that result to exchange practices, or low entropy that are expressed through reciprocity or redistribution practices. Tlaxcala municipality, at central highlands of Mexico, these theoretical-methodological and conceptual assumptions are tested and discussed.En el presente artículo se analizan a los espacios domésticos a través del paradigma de la complejidad y se define a la familia desde el meta-concepto sistemas alejados