Cordobas city hall organizes the municipal contest from “Patios Cordobeses” between the 2:nd and 14:th of May, included with period in which the 53 competing patios and 10 out of competition remain open in the morning (from 11:00 a.m. to 14:00 p.m.) and afternoon (from 6:00 p.m. to 10:00 p.m., except the last Sunday when the closing is at 20:30 p.m.), with Free access and without the need to make a prior reservation.
We know that some of these patios have been organized into companies or associations and offer visits throughout the year. You can get more information in these links of the IMTUR (Municipal Institute of Tourism of Córdoba):
Spanish: https://www.turismodecordoba.org/visitar-patios-de-cordoba-1
English: https://www.turismodecordoba.org/the-patios-of-cordoba
French: https://www.turismodecordoba.org/visiter-les-patios-de-cordoue-patrimoine-de-l-humanite