Bernalillo is a town in Sandoval County, New Mexico. It is the county seat of Sandoval County, and its population at the 2000 census was 6,611. The town is part of the Albuquerque Metropolitan Statistical Area. It has a total area of 4.7 square miles. 4.6 square miles of it is land and 0.1 square miles of it (2.34%) is water.
A historic structure of note here is the Historic Santuario de San Lorenzo. Cultural references to the town include Sam Shepard's play The Late Henry Moss.