Río Chico Department is a department in Santa Cruz Province, Argentina.

The seat of the department is in Gobernador Gregores.

According to a June 2008 estimate from INDEC the population of the department is 3,107.

[1] Table with the demographic evolution of the Río Chico Department according to the national censuses and the variation between censuses in percentage: Source: Instituto Nacional de Estadísticas y Censos, INDEC

This article about a place in Santa Cruz Province, Argentina is a stub.