The city was founded by Spanish conquistador Pedro Carrillo Davila in 1569, as a fortification or military garrison to protect travelers against the Chichimecas warriors.

Ojuelos has a significant value in Colonial history in Mexico and North America, since its fortification is the only one which has survived to present day keeping its main structure as originally built in 1569.

[3] In Ojuelos are manufacture of wool serapes, pottery, and colonial furniture, also elaboration of eggnog (rompope) and prickly pear fruit sweet paste.

By clicking or tapping on said camera, photographs of the main square of the town are opened, where there is a statue of a Christ with a crown of thorns, placed on a pedestal in the shape of a truncated quadrangular pyramid, and the aforementioned sign.

The townsfolk of Tequisquiapan, Querétaro, boast of having the "geographic centre" of the country, 20°31′17.62″N 99°53′38.2″W / 20.5215611°N 99.893944°W / 20.5215611; -99.893944 by agreement of 1916 of the first head of the Constitutionalist Army and in charge of the Federal Executive Power Venustiano Carranza.

For its part, the National Institute of Statistics and Geography (INEGI, Instituto Nacional de Estadística y Geografía) indicates that the geographic centre of Mexico, when taking into account only the continental extremes, is located at the following coordinates: 23°37′43″N 101°55′48″W / 23.62861°N 101.93000°W / 23.62861; -101.93000, a point to the north-northwest of Nueva Pastoría, a town located in the Zacatecan municipality Villa de Cos.