The Costa Rica 1864 Census was the first official census elaborated in the country by the , predecessor of current National Institute of Statistics and Census. The total population was at the moment .
Results by canton ProvinceCantonPopulation as of1864 censusSan JoséSan JoséSan JoséEscazúSan JoséDesamparadosAlajuelaAlajuelaAlajuelaSan RamónAlajuelaGreciaAlajuelaSan MateoAlajuelaAtenasCartagoCartagoCartagoParaísoCartagoLa UniónHerediaHerediaHerediaBarvaGuanacasteLiberiaGuanacasteNicoyaGuanacasteSanta CruzGuanacasteBagacesPuntarenasPuntarenasPuntarenasLitoral del Golfo de NicoyaPuntarenasGolfo Dulce, with Térraba and Boruca
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