More than two thirds of the local population of Aguascalientes is 78% European descent, mostly Spanish and French with settlement of French troops in the Valley of Huajucar during the Second Mexican Empire. Many Hidrocalidos trace their lineage back to Germany and the Netherlands, due to the settlement of various Mennonite communities, but also Italian, Russian, Polish, Swedish, German, Greek, and Romanian due to the high number of refugees who came to the state during World War II, 19% mestizo (mixed Amerindian-European), 2% Asian (mostly Japanese and Korean due to the rapid growth in Nissan production with the opening of a new factory in the state. .
Second place in Mexico was Nuevo Leon (Monterrey). From Wikipedia:
Regarding ethnicity, the state has one of the highest white populations, a trend very apparent in Mexico's northern region. The majority of the people within the state are of Spanish, French, or German descent. Mestizos are also dominant in the state.
Third was Jalisco (Guadalajara).
Lowest scoring Mexican state is Guerrero on the Pacific (Acapulco), which has a high-proportion of non-Spanish speaking Indios.