Ciudad Nicolás Romero is the largest city and municipal seat of the municipality of Nicolás Romero in the State of Mexico, Mexico. It is located 58 km from the city of Toluca, the state capital and lies in the north-central part of the state, just northwest of the Federal District. The seat/municipality's current name is to honor Nicolás Romero, who fought for Benito Juárez during the Reform War and the French intervention in Mexico. He was executed there by the French.