Mobile County, Alabama
![](/Images/godic/202501/27/Government_Plaza_Mobile2835.JPG")
![Map of Alabama highlighting Mobile County](/Images/godic/202501/27/Map_of_Alabama_highlighting_Mobile_County.svg2835.png")
![Map of the United States highlighting Alabama](/Images/godic/202501/27/Map_of_USA_AL.svg2835.png")
![Aerial view of the Mobile River at its confluence with Chickasaw Creek. This photograph was taken around 1990 during construction of the Cochrane-Africatown bridge carrying U.S. Route 90 across the river.](/Images/godic/202501/27/Mobile_River_at_Chickasaw_Creek2835.jpg")
Mobile County is the second most-populous county in the U.S. state of Alabama. As of the 2010 census, its population was 412,992. Its county seat is Mobile. The county is named in honor of the indigenous Maubila tribe.
Mobile County comprises the Mobile, Alabama Metropolitan Statistical Area.