Idaho - Demographics

Demographics

The United States Census Bureau estimates that the population of Idaho was 1,584,985 on July 1, 2011, a 1.11% increase since 2010.

At the 2010 Census, 89.1% of the population was White (84.0% non-Hispanic white), 0.6% Black or African American, 1.4% American Indian and Alaska Native, 1.2% Asian, 0.1% Native Hawaiian and Other Pacific Islander, and 2.5% of two or more races. 11.2% of Idaho's population was of Hispanic, Latino, or Spanish origin (they may be of any race).

As of 2011, 27.2% of Idaho's children under the age of 1 belonged to minority groups.

Idaho had an estimated population of 1,429,096 in 2005, which was an increase of 33,956, or 2.4%, from the prior year and an increase of 135,140, or 10.4%, since 2000. This includes a natural increase since the last census of 58,884 people (that is 111,131 births minus 52,247 deaths) and an increase due to net migration of 75,795 people into the state. There are large numbers of Americans of English and German ancestry in Idaho. Immigration from outside the United States resulted in a net increase of 14,522 people, and migration within the country produced a net increase of 61,273 people.

This made Idaho the sixth fastest-growing state after Arizona, Nevada, Florida, Georgia, and Utah. From 2004 to 2005, Idaho grew the third-fastest, surpassed only by Nevada and Arizona.

Nampa, the state's second largest city, has experienced particularly strong growth in recent years. According to census estimates Nampa has grown 22.1% to nearly 65,000 residents between 2000 and 2003. As of 2007, the population in Nampa was estimated at 84,000. Growth of 5% or more over the same period has also been observed in Caldwell, Coeur d'Alene, Meridian, Post Falls and Twin Falls.

From 1990 to 2010, Idaho's population increased by over 560,000 (55%).

The Boise Metropolitan Area (officially known as the Boise City-Nampa, ID Metropolitan Statistical Area) is Idaho's largest metropolitan area. Other metropolitan areas in order of size are Coeur d'Alene, Idaho Falls, Pocatello and Lewiston.

As of 2006, six official micropolitan statistical areas are based in Idaho. Twin Falls is the largest of these.

The center of population of Idaho is located in Custer County, in the town of Stanley.

The most common reported ancestries in the state are: German (18.9%), English (18.1%), Irish (10%), American (8.4%), Norwegian (3.6%), and Swedish (3.5%).