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4 Cities and towns
5 External links
The county was formed in 1788 from Rowan County. It was named for James Iredell, an advocate of ratification of the United States Constitution, who was appointed an associate justice of the Supreme Court of the United States by George Washington in 1790.
In 1847 parts of Iredell County, Caldwell County, and Wilkes County were combined to form Alexander County.
According to the U.S. Census Bureau, the county has a total area of 1,546 km² (597 mi²). 1,491 km² (576 mi²) of it is land and 56 km² (21 mi²) of it is water. The total area is 3.59% water.
The county is divided into sixteen townships: Barringer, Bethany, Chambersburg, Concord, Coddle Creek, Cool Springs, Davidson, Eagle Mills, Fallstown, New Hope, Olin, Sharpesburg, Shiloh, Statesville, Turnersburg, and Union Grove.
As of the census2 of 2000, there are 122,660 people, 47,360 households, and 34,667 families residing in the county. The population density is 82/km² (213/mi²). There are 51,918 housing units at an average density of 35/km² (90/mi²). The racial makeup of the county is 82.17% White, 13.67% Black or African American, 0.27% Native American, 1.27% Asian, 0.02% Pacific Islander, 1.68% from other races, and 0.94% from two or more races. 3.41% of the population are Hispanic or Latino of any race.
There are 47,360 households out of which 33.50% have children under the age of 18 living with them, 57.80% are married couples living together, 11.30% have a female householder with no husband present, and 26.80% are non-families. 22.70% of all households are made up of individuals and 8.40% have someone living alone who is 65 years of age or older. The average household size is 2.56 and the average family size is 3.00.
In the county the population is spread out with 25.50% under the age of 18, 7.50% from 18 to 24, 31.30% from 25 to 44, 23.30% from 45 to 64, and 12.40% who are 65 years of age or older. The median age is 36 years. For every 100 females there are 96.10 males. For every 100 females age 18 and over, there are 93.10 males.
The median income for a household in the county is $41,920, and the median income for a family is $49,078. Males have a median income of $34,590 versus $24,031 for females. The per capita income for the county is $21,148. 8.20% of the population and 6.20% of families are below the poverty line. Out of the total people living in poverty, 10.10% are under the age of 18 and 9.80% are 65 or older.