Argentina, Belize, Bolivia, Brazil, Colombia, Costa Rica, Ecuador, French Guiana, Guatemala, Guyana, Honduras, Nicaragua, Panama, Paraguay, Peru, Suriname, Trinidad and Tobago, Venezuela.
Guatemala and Belize south through Panama to Colombia and northern Ecuador; Venezuela and the Guianas south through Amazonian Brazil and west to eastern Peru and northern Bolivia; extreme south-eastern Brazil; also southern Paraguay (Villa Hayes), where status uncertain.
 
Population
Estimated population is unknown (2010).
Grey-breasted Crake (Laterallus exilis) [XC614552]
by Mauricio Cuellar Ramirez (@Birding.travel) from Finca San Jorge, Morelia\/Caquet\u00e1, Colombia (call)
Grey-breasted Crake (Laterallus exilis) [XC827710]
by id from San Jose de Payamino (near San Jos\u00e9 de Payamino), Cant\u00f3n de Loreto, Orellana, Ecuador (call, song)