Bacalar ( ) is the municipal seat and largest city in Bacalar Municipality (until 2011 a part of Othón P. Blanco Municipality) in the Mexican state of Quintana Roo, about 40 kilometers north of Chetumal, at 18° 40' 37" N, 88° 23' 43" W. In the 2010 census the city had a population of 11,084 people. [