The Flag of Querétaro is the flag used by the Mexican state of Querétaro.

The flag was adopted December 31, 2017.

[1] The State Flag consists of a white rectangle with a ratio of four to seven between the width and length; in the center it bears the State Coat of arms, placed in such a way that it occupies three-quarters of the width.

[2] The first flag of the state of Querétaro was officially adopted in September 22, 2015, it is a white banner with the entity's coat of arms.