Nikiski is a census-designated place

Census-designated place

A census-designated place is a concentration of population identified by the United States Census Bureau for statistical purposes. CDPs are delineated for each decennial census as the statistical counterparts of incorporated places such as cities, towns and villages...

 (CDP) in Kenai Peninsula Borough, Alaska

Kenai Peninsula Borough, Alaska

-National protected areas:* Alaska Maritime National Wildlife Refuge ** Chiswell Islands** Tuxedni Wilderness* Chugach National Forest * Katmai National Park and Preserve ** Katmai Wilderness...

, United States. The population was 4,327 at the 2000 census.

Geography

Nikiski is located at 60°42′28"N 151°15′46"W (60.707891, -151.262646).

According to the United States Census Bureau

United States Census Bureau

The United States Census Bureau is the government agency that is responsible for the United States Census. It also gathers other national demographic and economic data...

, the CDP has a total area of 76.2 square miles (197.4 km²), of which, 69.6 square miles (180.3 km²) of it is land and 6.6 square miles (17.1 km²) of it (8.66%) is water.

Demographics

As of the census of 2000, there were 4,327 people, 1,514 households, and 1,130 families residing in the CDP. The population density was 62.2 people per square mile (24.0/km²). There were 1,766 housing units at an average density of 25.4/sq mi (9.8/km²). The racial makeup of the CDP was 87.15% White

Race (United States Census)

Race and ethnicity in the United States Census, as defined by the Federal Office of Management and Budget and the United States Census Bureau, are self-identification data items in which residents choose the race or races with which they most closely identify, and indicate whether or not they are...

, 0.12% Black

Race (United States Census)

Race and ethnicity in the United States Census, as defined by the Federal Office of Management and Budget and the United States Census Bureau, are self-identification data items in which residents choose the race or races with which they most closely identify, and indicate whether or not they are...

 or African American

Race (United States Census)

Race and ethnicity in the United States Census, as defined by the Federal Office of Management and Budget and the United States Census Bureau, are self-identification data items in which residents choose the race or races with which they most closely identify, and indicate whether or not they are...

, 7.56% Native American

Race (United States Census)

Race and ethnicity in the United States Census, as defined by the Federal Office of Management and Budget and the United States Census Bureau, are self-identification data items in which residents choose the race or races with which they most closely identify, and indicate whether or not they are...

, 0.72% Asian

Race (United States Census)

Race and ethnicity in the United States Census, as defined by the Federal Office of Management and Budget and the United States Census Bureau, are self-identification data items in which residents choose the race or races with which they most closely identify, and indicate whether or not they are...

, 0.51% Pacific Islander

Race (United States Census)

Race and ethnicity in the United States Census, as defined by the Federal Office of Management and Budget and the United States Census Bureau, are self-identification data items in which residents choose the race or races with which they most closely identify, and indicate whether or not they are...

, 0.83% from other races

Race (United States Census)

Race and ethnicity in the United States Census, as defined by the Federal Office of Management and Budget and the United States Census Bureau, are self-identification data items in which residents choose the race or races with which they most closely identify, and indicate whether or not they are...

, and 3.12% from two or more races. 1.32% of the population were Hispanic

Race (United States Census)

Race and ethnicity in the United States Census, as defined by the Federal Office of Management and Budget and the United States Census Bureau, are self-identification data items in which residents choose the race or races with which they most closely identify, and indicate whether or not they are...

 or Latino

Race (United States Census)

Race and ethnicity in the United States Census, as defined by the Federal Office of Management and Budget and the United States Census Bureau, are self-identification data items in which residents choose the race or races with which they most closely identify, and indicate whether or not they are...

 of any race.

There were 1,514 households out of which 41.7% had children under the age of 18 living with them, 60.9% were married couples living together, 7.9% had a female householder with no husband present, and 25.3% were non-families. 20.8% of all households were made up of individuals and 3.8% had someone living alone who was 65 years of age or older. The average household size was 2.86 and the average family size was 3.31.

In the CDP the population was spread out with 33.5% under the age of 18, 6.3% from 18 to 24, 29.8% from 25 to 44, 24.5% from 45 to 64, and 5.9% who were 65 years of age or older. The median age was 34 years. For every 100 females there were 109.0 males. For every 100 females age 18 and over, there were 111.3 males.

The median income for a household in the CDP was $51,176, and the median income for a family was $55,969. Males had a median income of $50,673 versus $26,779 for females. The per capita income

Per capita income

Per capita income or income per person is a measure of mean income within an economic aggregate, such as a country or city. It is calculated by taking a measure of all sources of income in the aggregate and dividing it by the total population...

 for the CDP was $20,128. About 9.3% of families and 11.4% of the population were below the poverty line, including 13.0% of those under age 18 and 7.5% of those age 65 or over.