Total  - Land  - Water 562.67 sq mi (1,457 km²) 561.07 sq mi (1,453 km²) 1.60 sq mi (4 km²), 0.3% Population  - ( 2010 )  - Density 50,251 89/sq mi (34.5/km²) Dale County is a county of the U.S. state of Alabama . Its name is in honor of General Samuel Dale . As of the 2010 census the population was